YES

We show the termination of the TRS R:

  __(__(X,Y),Z) -> __(X,__(Y,Z))
  __(X,nil()) -> X
  __(nil(),X) -> X
  U11(tt(),V) -> U12(isNeList(activate(V)))
  U12(tt()) -> tt()
  U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
  U22(tt(),V2) -> U23(isList(activate(V2)))
  U23(tt()) -> tt()
  U31(tt(),V) -> U32(isQid(activate(V)))
  U32(tt()) -> tt()
  U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
  U42(tt(),V2) -> U43(isNeList(activate(V2)))
  U43(tt()) -> tt()
  U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
  U52(tt(),V2) -> U53(isList(activate(V2)))
  U53(tt()) -> tt()
  U61(tt(),V) -> U62(isQid(activate(V)))
  U62(tt()) -> tt()
  U71(tt(),V) -> U72(isNePal(activate(V)))
  U72(tt()) -> tt()
  and(tt(),X) -> activate(X)
  isList(V) -> U11(isPalListKind(activate(V)),activate(V))
  isList(n__nil()) -> tt()
  isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
  isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
  isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
  isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
  isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
  isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
  isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
  isPal(n__nil()) -> tt()
  isPalListKind(n__a()) -> tt()
  isPalListKind(n__e()) -> tt()
  isPalListKind(n__i()) -> tt()
  isPalListKind(n__nil()) -> tt()
  isPalListKind(n__o()) -> tt()
  isPalListKind(n__u()) -> tt()
  isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
  isQid(n__a()) -> tt()
  isQid(n__e()) -> tt()
  isQid(n__i()) -> tt()
  isQid(n__o()) -> tt()
  isQid(n__u()) -> tt()
  nil() -> n__nil()
  __(X1,X2) -> n____(X1,X2)
  isPalListKind(X) -> n__isPalListKind(X)
  and(X1,X2) -> n__and(X1,X2)
  a() -> n__a()
  e() -> n__e()
  i() -> n__i()
  o() -> n__o()
  u() -> n__u()
  activate(n__nil()) -> nil()
  activate(n____(X1,X2)) -> __(X1,X2)
  activate(n__isPalListKind(X)) -> isPalListKind(X)
  activate(n__and(X1,X2)) -> and(X1,X2)
  activate(n__a()) -> a()
  activate(n__e()) -> e()
  activate(n__i()) -> i()
  activate(n__o()) -> o()
  activate(n__u()) -> u()
  activate(X) -> X

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: __#(__(X,Y),Z) -> __#(X,__(Y,Z))
p2: __#(__(X,Y),Z) -> __#(Y,Z)
p3: U11#(tt(),V) -> U12#(isNeList(activate(V)))
p4: U11#(tt(),V) -> isNeList#(activate(V))
p5: U11#(tt(),V) -> activate#(V)
p6: U21#(tt(),V1,V2) -> U22#(isList(activate(V1)),activate(V2))
p7: U21#(tt(),V1,V2) -> isList#(activate(V1))
p8: U21#(tt(),V1,V2) -> activate#(V1)
p9: U21#(tt(),V1,V2) -> activate#(V2)
p10: U22#(tt(),V2) -> U23#(isList(activate(V2)))
p11: U22#(tt(),V2) -> isList#(activate(V2))
p12: U22#(tt(),V2) -> activate#(V2)
p13: U31#(tt(),V) -> U32#(isQid(activate(V)))
p14: U31#(tt(),V) -> isQid#(activate(V))
p15: U31#(tt(),V) -> activate#(V)
p16: U41#(tt(),V1,V2) -> U42#(isList(activate(V1)),activate(V2))
p17: U41#(tt(),V1,V2) -> isList#(activate(V1))
p18: U41#(tt(),V1,V2) -> activate#(V1)
p19: U41#(tt(),V1,V2) -> activate#(V2)
p20: U42#(tt(),V2) -> U43#(isNeList(activate(V2)))
p21: U42#(tt(),V2) -> isNeList#(activate(V2))
p22: U42#(tt(),V2) -> activate#(V2)
p23: U51#(tt(),V1,V2) -> U52#(isNeList(activate(V1)),activate(V2))
p24: U51#(tt(),V1,V2) -> isNeList#(activate(V1))
p25: U51#(tt(),V1,V2) -> activate#(V1)
p26: U51#(tt(),V1,V2) -> activate#(V2)
p27: U52#(tt(),V2) -> U53#(isList(activate(V2)))
p28: U52#(tt(),V2) -> isList#(activate(V2))
p29: U52#(tt(),V2) -> activate#(V2)
p30: U61#(tt(),V) -> U62#(isQid(activate(V)))
p31: U61#(tt(),V) -> isQid#(activate(V))
p32: U61#(tt(),V) -> activate#(V)
p33: U71#(tt(),V) -> U72#(isNePal(activate(V)))
p34: U71#(tt(),V) -> isNePal#(activate(V))
p35: U71#(tt(),V) -> activate#(V)
p36: and#(tt(),X) -> activate#(X)
p37: isList#(V) -> U11#(isPalListKind(activate(V)),activate(V))
p38: isList#(V) -> isPalListKind#(activate(V))
p39: isList#(V) -> activate#(V)
p40: isList#(n____(V1,V2)) -> U21#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p41: isList#(n____(V1,V2)) -> and#(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
p42: isList#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p43: isList#(n____(V1,V2)) -> activate#(V1)
p44: isList#(n____(V1,V2)) -> activate#(V2)
p45: isNeList#(V) -> U31#(isPalListKind(activate(V)),activate(V))
p46: isNeList#(V) -> isPalListKind#(activate(V))
p47: isNeList#(V) -> activate#(V)
p48: isNeList#(n____(V1,V2)) -> U41#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p49: isNeList#(n____(V1,V2)) -> and#(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
p50: isNeList#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p51: isNeList#(n____(V1,V2)) -> activate#(V1)
p52: isNeList#(n____(V1,V2)) -> activate#(V2)
p53: isNeList#(n____(V1,V2)) -> U51#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p54: isNeList#(n____(V1,V2)) -> and#(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
p55: isNeList#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p56: isNeList#(n____(V1,V2)) -> activate#(V1)
p57: isNeList#(n____(V1,V2)) -> activate#(V2)
p58: isNePal#(V) -> U61#(isPalListKind(activate(V)),activate(V))
p59: isNePal#(V) -> isPalListKind#(activate(V))
p60: isNePal#(V) -> activate#(V)
p61: isNePal#(n____(I,__(P,I))) -> and#(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
p62: isNePal#(n____(I,__(P,I))) -> and#(isQid(activate(I)),n__isPalListKind(activate(I)))
p63: isNePal#(n____(I,__(P,I))) -> isQid#(activate(I))
p64: isNePal#(n____(I,__(P,I))) -> activate#(I)
p65: isNePal#(n____(I,__(P,I))) -> isPal#(activate(P))
p66: isNePal#(n____(I,__(P,I))) -> activate#(P)
p67: isPal#(V) -> U71#(isPalListKind(activate(V)),activate(V))
p68: isPal#(V) -> isPalListKind#(activate(V))
p69: isPal#(V) -> activate#(V)
p70: isPalListKind#(n____(V1,V2)) -> and#(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
p71: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p72: isPalListKind#(n____(V1,V2)) -> activate#(V1)
p73: isPalListKind#(n____(V1,V2)) -> activate#(V2)
p74: activate#(n__nil()) -> nil#()
p75: activate#(n____(X1,X2)) -> __#(X1,X2)
p76: activate#(n__isPalListKind(X)) -> isPalListKind#(X)
p77: activate#(n__and(X1,X2)) -> and#(X1,X2)
p78: activate#(n__a()) -> a#()
p79: activate#(n__e()) -> e#()
p80: activate#(n__i()) -> i#()
p81: activate#(n__o()) -> o#()
p82: activate#(n__u()) -> u#()

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  {p34, p65, p67}
  {p4, p6, p7, p11, p16, p17, p21, p23, p24, p28, p37, p40, p48, p53}
  {p36, p70, p71, p72, p73, p76, p77}
  {p1, p2}


-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: isNePal#(n____(I,__(P,I))) -> isPal#(activate(P))
p2: isPal#(V) -> U71#(isPalListKind(activate(V)),activate(V))
p3: U71#(tt(),V) -> isNePal#(activate(V))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r21, r32, r33, r34, r35, r36, r37, r38, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          isNePal#_A(x1) = ((0,0),(1,0)) x1
          n_____A(x1,x2) = ((1,0),(1,0)) x1 + x2 + (6,0)
          ___A(x1,x2) = ((1,0),(0,0)) x1 + ((1,0),(0,0)) x2 + (7,12)
          isPal#_A(x1) = ((0,0),(1,0)) x1 + (0,8)
          activate_A(x1) = ((1,0),(1,1)) x1 + (3,14)
          U71#_A(x1,x2) = ((0,0),(1,0)) x2 + (0,4)
          isPalListKind_A(x1) = x1 + (4,26)
          tt_A() = (1,28)
          nil_A() = (3,1)
          and_A(x1,x2) = ((0,0),(1,0)) x1 + ((1,0),(0,0)) x2 + (4,18)
          n__nil_A() = (2,29)
          n__and_A(x1,x2) = ((0,0),(1,0)) x1 + ((1,0),(0,0)) x2 + (2,1)
          a_A() = (1,4)
          n__a_A() = (0,3)
          e_A() = (3,0)
          n__e_A() = (2,1)
          i_A() = (3,4)
          n__i_A() = (2,3)
          o_A() = (1,0)
          n__o_A() = (0,3)
          u_A() = (3,0)
          n__u_A() = (2,1)
          n__isPalListKind_A(x1) = ((1,0),(0,0)) x1 + (2,11)
  
    precedence:
    
      isNePal# = activate = isPalListKind = and > n____ = __ = isPal# > u > o > U71# > n__a > tt = n__u > nil > n__nil = n__and > a > e = n__o > n__e > i > n__i > n__isPalListKind
    
    partial status:
  
      pi(isNePal#) = []
      pi(n____) = []
      pi(__) = []
      pi(isPal#) = []
      pi(activate) = []
      pi(U71#) = []
      pi(isPalListKind) = []
      pi(tt) = []
      pi(nil) = []
      pi(and) = []
      pi(n__nil) = []
      pi(n__and) = []
      pi(a) = []
      pi(n__a) = []
      pi(e) = []
      pi(n__e) = []
      pi(i) = []
      pi(n__i) = []
      pi(o) = []
      pi(n__o) = []
      pi(u) = []
      pi(n__u) = []
      pi(n__isPalListKind) = []

The next rules are strictly ordered:

  p3

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: isNePal#(n____(I,__(P,I))) -> isPal#(activate(P))
p2: isPal#(V) -> U71#(isPalListKind(activate(V)),activate(V))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  (no SCCs)

-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: U52#(tt(),V2) -> isList#(activate(V2))
p2: isList#(n____(V1,V2)) -> U21#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p3: U21#(tt(),V1,V2) -> isList#(activate(V1))
p4: isList#(V) -> U11#(isPalListKind(activate(V)),activate(V))
p5: U11#(tt(),V) -> isNeList#(activate(V))
p6: isNeList#(n____(V1,V2)) -> U51#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p7: U51#(tt(),V1,V2) -> isNeList#(activate(V1))
p8: isNeList#(n____(V1,V2)) -> U41#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p9: U41#(tt(),V1,V2) -> isList#(activate(V1))
p10: U41#(tt(),V1,V2) -> U42#(isList(activate(V1)),activate(V2))
p11: U42#(tt(),V2) -> isNeList#(activate(V2))
p12: U51#(tt(),V1,V2) -> U52#(isNeList(activate(V1)),activate(V2))
p13: U21#(tt(),V1,V2) -> U22#(isList(activate(V1)),activate(V2))
p14: U22#(tt(),V2) -> isList#(activate(V2))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15, r16, r21, r22, r23, r24, r25, r26, r27, r32, r33, r34, r35, r36, r37, r38, r39, r40, r41, r42, r43, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          U52#_A(x1,x2) = ((1,0),(1,1)) x2 + (27,1)
          tt_A() = (32,0)
          isList#_A(x1) = x1 + (18,146)
          activate_A(x1) = ((1,0),(0,0)) x1 + (6,75)
          n_____A(x1,x2) = ((1,0),(1,1)) x1 + ((1,0),(1,1)) x2 + (63,7)
          U21#_A(x1,x2,x3) = ((1,0),(0,0)) x2 + ((1,0),(0,0)) x3 + (41,223)
          and_A(x1,x2) = ((1,0),(1,0)) x1 + ((1,0),(1,0)) x2 + (32,44)
          isPalListKind_A(x1) = ((1,0),(0,0)) x1 + (11,74)
          n__isPalListKind_A(x1) = ((1,0),(1,1)) x1 + (6,73)
          U11#_A(x1,x2) = ((1,0),(0,0)) x2 + (7,145)
          isNeList#_A(x1) = x1 + (1,69)
          U51#_A(x1,x2,x3) = x2 + x3 + (34,1)
          U41#_A(x1,x2,x3) = x2 + ((1,0),(0,0)) x3 + (50,222)
          U42#_A(x1,x2) = ((1,0),(0,0)) x1 + x2 + (1,145)
          isList_A(x1) = ((0,0),(1,0)) x1 + (42,9)
          isNeList_A(x1) = ((1,0),(1,1)) x1 + (16,0)
          U22#_A(x1,x2) = ((1,0),(0,0)) x2 + (34,222)
          U23_A(x1) = (39,1)
          U43_A(x1) = ((0,0),(1,0)) x1 + (33,1)
          U53_A(x1) = (32,0)
          U12_A(x1) = (33,1)
          U22_A(x1,x2) = ((0,0),(1,0)) x2 + (40,2)
          U32_A(x1) = ((1,0),(1,0)) x1 + (1,1)
          U42_A(x1,x2) = ((1,0),(1,1)) x2 + (34,82)
          U52_A(x1,x2) = (33,0)
          isQid_A(x1) = ((1,0),(0,0)) x1 + (1,1)
          n__a_A() = (33,0)
          n__e_A() = (33,1)
          n__i_A() = (33,1)
          n__o_A() = (33,1)
          n__u_A() = (33,1)
          ___A(x1,x2) = ((1,0),(0,0)) x1 + ((1,0),(0,0)) x2 + (64,1)
          nil_A() = (34,1)
          U11_A(x1,x2) = ((0,0),(1,0)) x2 + (34,2)
          U21_A(x1,x2,x3) = ((0,0),(1,0)) x2 + ((0,0),(1,0)) x3 + (41,14)
          U31_A(x1,x2) = ((1,0),(1,0)) x2 + (9,2)
          U41_A(x1,x2,x3) = ((1,0),(1,0)) x2 + ((1,0),(1,0)) x3 + (41,14)
          U51_A(x1,x2,x3) = ((1,0),(0,0)) x1 + ((0,0),(1,0)) x2 + (1,0)
          n__nil_A() = (33,0)
          a_A() = (33,0)
          e_A() = (34,0)
          i_A() = (34,0)
          o_A() = (34,76)
          u_A() = (33,1)
          n__and_A(x1,x2) = ((1,0),(1,0)) x1 + ((1,0),(0,0)) x2 + (27,43)
  
    precedence:
    
      n__isPalListKind > nil > n__nil > n__o = a > isList# = U21# = U11# = isNeList# = U41# = U42# = U22# > activate = and = isPalListKind = i = o = u > e > isList > U51# > U43 = isQid = n__u > U41 > U32 = U42 > n____ = __ > n__e > U23 = U22 = n__a = U21 > U52# = isNeList = n__and > n__i > tt = U53 = U12 = U52 = U11 = U31 = U51
    
    partial status:
  
      pi(U52#) = []
      pi(tt) = []
      pi(isList#) = []
      pi(activate) = []
      pi(n____) = []
      pi(U21#) = []
      pi(and) = []
      pi(isPalListKind) = []
      pi(n__isPalListKind) = []
      pi(U11#) = []
      pi(isNeList#) = []
      pi(U51#) = []
      pi(U41#) = []
      pi(U42#) = []
      pi(isList) = []
      pi(isNeList) = []
      pi(U22#) = []
      pi(U23) = []
      pi(U43) = []
      pi(U53) = []
      pi(U12) = []
      pi(U22) = []
      pi(U32) = []
      pi(U42) = [2]
      pi(U52) = []
      pi(isQid) = []
      pi(n__a) = []
      pi(n__e) = []
      pi(n__i) = []
      pi(n__o) = []
      pi(n__u) = []
      pi(__) = []
      pi(nil) = []
      pi(U11) = []
      pi(U21) = []
      pi(U31) = []
      pi(U41) = []
      pi(U51) = []
      pi(n__nil) = []
      pi(a) = []
      pi(e) = []
      pi(i) = []
      pi(o) = []
      pi(u) = []
      pi(n__and) = []

The next rules are strictly ordered:

  p1

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: isList#(n____(V1,V2)) -> U21#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p2: U21#(tt(),V1,V2) -> isList#(activate(V1))
p3: isList#(V) -> U11#(isPalListKind(activate(V)),activate(V))
p4: U11#(tt(),V) -> isNeList#(activate(V))
p5: isNeList#(n____(V1,V2)) -> U51#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p6: U51#(tt(),V1,V2) -> isNeList#(activate(V1))
p7: isNeList#(n____(V1,V2)) -> U41#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p8: U41#(tt(),V1,V2) -> isList#(activate(V1))
p9: U41#(tt(),V1,V2) -> U42#(isList(activate(V1)),activate(V2))
p10: U42#(tt(),V2) -> isNeList#(activate(V2))
p11: U51#(tt(),V1,V2) -> U52#(isNeList(activate(V1)),activate(V2))
p12: U21#(tt(),V1,V2) -> U22#(isList(activate(V1)),activate(V2))
p13: U22#(tt(),V2) -> isList#(activate(V2))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  {p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p12, p13}


-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: isList#(n____(V1,V2)) -> U21#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p2: U21#(tt(),V1,V2) -> U22#(isList(activate(V1)),activate(V2))
p3: U22#(tt(),V2) -> isList#(activate(V2))
p4: isList#(V) -> U11#(isPalListKind(activate(V)),activate(V))
p5: U11#(tt(),V) -> isNeList#(activate(V))
p6: isNeList#(n____(V1,V2)) -> U41#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p7: U41#(tt(),V1,V2) -> U42#(isList(activate(V1)),activate(V2))
p8: U42#(tt(),V2) -> isNeList#(activate(V2))
p9: isNeList#(n____(V1,V2)) -> U51#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p10: U51#(tt(),V1,V2) -> isNeList#(activate(V1))
p11: U41#(tt(),V1,V2) -> isList#(activate(V1))
p12: U21#(tt(),V1,V2) -> isList#(activate(V1))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15, r16, r21, r22, r23, r24, r25, r26, r27, r32, r33, r34, r35, r36, r37, r38, r39, r40, r41, r42, r43, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          isList#_A(x1) = ((1,0),(0,0)) x1 + (20,183)
          n_____A(x1,x2) = ((1,0),(1,1)) x1 + ((1,0),(1,1)) x2 + (58,63)
          U21#_A(x1,x2,x3) = ((1,0),(0,0)) x2 + ((1,0),(0,0)) x3 + (43,182)
          and_A(x1,x2) = x1 + x2 + (0,18)
          isPalListKind_A(x1) = ((0,0),(1,0)) x1 + (8,27)
          activate_A(x1) = x1 + (8,86)
          n__isPalListKind_A(x1) = ((0,0),(1,0)) x1 + (0,1)
          tt_A() = (8,69)
          U22#_A(x1,x2) = ((1,0),(1,0)) x2 + (29,184)
          isList_A(x1) = ((1,0),(1,0)) x1 + (22,3)
          U11#_A(x1,x2) = ((1,0),(0,0)) x2 + (11,30)
          isNeList#_A(x1) = ((1,0),(1,0)) x1 + (2,23)
          U41#_A(x1,x2,x3) = ((1,0),(1,1)) x1 + ((1,0),(0,0)) x2 + ((1,0),(0,0)) x3 + (35,105)
          U42#_A(x1,x2) = ((1,0),(1,1)) x2 + (11,87)
          U51#_A(x1,x2,x3) = ((1,0),(1,1)) x1 + ((1,0),(0,0)) x2 + (42,10)
          U43_A(x1) = ((0,0),(1,0)) x1 + (9,56)
          U53_A(x1) = (9,70)
          U32_A(x1) = (9,70)
          U42_A(x1,x2) = ((0,0),(1,0)) x1 + ((0,0),(1,0)) x2 + (10,79)
          isNeList_A(x1) = (12,85)
          U52_A(x1,x2) = ((0,0),(1,0)) x1 + ((0,0),(1,0)) x2 + (10,63)
          isQid_A(x1) = (11,88)
          n__a_A() = (42,1)
          n__e_A() = (43,70)
          n__i_A() = (43,1)
          n__o_A() = (43,70)
          n__u_A() = (43,1)
          U23_A(x1) = x1 + (0,1)
          U31_A(x1,x2) = ((0,0),(1,0)) x1 + ((0,0),(1,0)) x2 + (10,79)
          U41_A(x1,x2,x3) = ((0,0),(1,0)) x1 + ((0,0),(1,0)) x2 + ((0,0),(1,0)) x3 + (11,110)
          U51_A(x1,x2,x3) = ((0,0),(1,0)) x1 + ((0,0),(1,0)) x2 + ((0,0),(1,0)) x3 + (11,76)
          U12_A(x1) = (9,1)
          U22_A(x1,x2) = ((0,0),(1,0)) x1 + ((1,0),(1,0)) x2 + (30,5)
          ___A(x1,x2) = ((1,0),(1,0)) x1 + x2 + (65,64)
          nil_A() = (74,2)
          U11_A(x1,x2) = ((1,0),(0,0)) x2 + (13,2)
          U21_A(x1,x2,x3) = ((1,0),(1,0)) x1 + ((0,0),(1,0)) x2 + ((1,0),(1,0)) x3 + (43,36)
          n__nil_A() = (67,1)
          a_A() = (43,2)
          e_A() = (44,71)
          i_A() = (44,2)
          o_A() = (44,157)
          u_A() = (44,2)
          n__and_A(x1,x2) = ((1,0),(0,0)) x1 + ((1,0),(0,0)) x2 + (0,1)
  
    precedence:
    
      and = activate = __ = nil = n__nil = o > U43 > isNeList > n____ = U42 = U41 = U21 = u > isNeList# = U42# > isList > isPalListKind = i > U41# > n__isPalListKind > U21# > U22# > isList# > U11# > e > a > U51# = U53 > n__a > n__i > n__o = n__u = U31 = n__and > n__e > tt > U32 = U11 > U52 = U51 > isQid = U23 = U12 = U22
    
    partial status:
  
      pi(isList#) = []
      pi(n____) = [2]
      pi(U21#) = []
      pi(and) = []
      pi(isPalListKind) = []
      pi(activate) = []
      pi(n__isPalListKind) = []
      pi(tt) = []
      pi(U22#) = []
      pi(isList) = []
      pi(U11#) = []
      pi(isNeList#) = []
      pi(U41#) = []
      pi(U42#) = []
      pi(U51#) = []
      pi(U43) = []
      pi(U53) = []
      pi(U32) = []
      pi(U42) = []
      pi(isNeList) = []
      pi(U52) = []
      pi(isQid) = []
      pi(n__a) = []
      pi(n__e) = []
      pi(n__i) = []
      pi(n__o) = []
      pi(n__u) = []
      pi(U23) = [1]
      pi(U31) = []
      pi(U41) = []
      pi(U51) = []
      pi(U12) = []
      pi(U22) = []
      pi(__) = []
      pi(nil) = []
      pi(U11) = []
      pi(U21) = []
      pi(n__nil) = []
      pi(a) = []
      pi(e) = []
      pi(i) = []
      pi(o) = []
      pi(u) = []
      pi(n__and) = []

The next rules are strictly ordered:

  p5

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: isList#(n____(V1,V2)) -> U21#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p2: U21#(tt(),V1,V2) -> U22#(isList(activate(V1)),activate(V2))
p3: U22#(tt(),V2) -> isList#(activate(V2))
p4: isList#(V) -> U11#(isPalListKind(activate(V)),activate(V))
p5: isNeList#(n____(V1,V2)) -> U41#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p6: U41#(tt(),V1,V2) -> U42#(isList(activate(V1)),activate(V2))
p7: U42#(tt(),V2) -> isNeList#(activate(V2))
p8: isNeList#(n____(V1,V2)) -> U51#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p9: U51#(tt(),V1,V2) -> isNeList#(activate(V1))
p10: U41#(tt(),V1,V2) -> isList#(activate(V1))
p11: U21#(tt(),V1,V2) -> isList#(activate(V1))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  {p5, p6, p7, p8, p9}
  {p1, p2, p3, p11}


-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: isNeList#(n____(V1,V2)) -> U41#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p2: U41#(tt(),V1,V2) -> U42#(isList(activate(V1)),activate(V2))
p3: U42#(tt(),V2) -> isNeList#(activate(V2))
p4: isNeList#(n____(V1,V2)) -> U51#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p5: U51#(tt(),V1,V2) -> isNeList#(activate(V1))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15, r16, r21, r22, r23, r24, r25, r26, r27, r32, r33, r34, r35, r36, r37, r38, r39, r40, r41, r42, r43, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          isNeList#_A(x1) = ((1,0),(1,1)) x1 + (1,1)
          n_____A(x1,x2) = ((1,0),(1,0)) x1 + ((1,0),(1,1)) x2 + (79,103)
          U41#_A(x1,x2,x3) = ((1,0),(1,1)) x1 + ((1,0),(1,1)) x3 + (11,26)
          and_A(x1,x2) = x2 + (5,21)
          isPalListKind_A(x1) = ((0,0),(1,0)) x1 + (6,100)
          activate_A(x1) = x1 + (5,20)
          n__isPalListKind_A(x1) = ((0,0),(1,0)) x1 + (1,99)
          tt_A() = (2,0)
          U42#_A(x1,x2) = ((1,0),(0,0)) x2 + (7,27)
          isList_A(x1) = ((0,0),(1,0)) x1 + (13,24)
          U51#_A(x1,x2,x3) = ((0,0),(1,0)) x1 + ((1,0),(0,0)) x2 + (73,25)
          U43_A(x1) = (3,1)
          U53_A(x1) = (3,1)
          U32_A(x1) = (3,1)
          U42_A(x1,x2) = ((0,0),(1,0)) x2 + (11,2)
          isNeList_A(x1) = (81,19)
          U52_A(x1,x2) = (14,2)
          isQid_A(x1) = (7,1)
          n__a_A() = (3,1)
          n__e_A() = (1,0)
          n__i_A() = (3,0)
          n__o_A() = (3,0)
          n__u_A() = (3,1)
          U23_A(x1) = (3,1)
          U31_A(x1,x2) = ((0,0),(1,0)) x1 + ((0,0),(1,0)) x2 + (6,17)
          U41_A(x1,x2,x3) = ((0,0),(1,0)) x2 + ((0,0),(1,0)) x3 + (12,8)
          U51_A(x1,x2,x3) = (80,1)
          U12_A(x1) = (3,1)
          U22_A(x1,x2) = ((0,0),(1,0)) x2 + (4,2)
          ___A(x1,x2) = ((1,0),(1,0)) x1 + ((1,0),(0,0)) x2 + (80,122)
          nil_A() = (2,0)
          U11_A(x1,x2) = x1 + ((0,0),(1,0)) x2 + (4,2)
          U21_A(x1,x2,x3) = ((1,0),(0,0)) x1 + ((0,0),(1,0)) x3 + (4,8)
          n__nil_A() = (1,0)
          a_A() = (3,22)
          e_A() = (2,21)
          i_A() = (4,21)
          o_A() = (3,0)
          u_A() = (4,2)
          n__and_A(x1,x2) = ((1,0),(0,0)) x2 + (1,0)
  
    precedence:
    
      n____ = activate = U53 = isNeList = U52 = n__e = U51 = __ = o = u > n__o = nil > U21 > and > isList > U11 > U51# > isPalListKind = n__isPalListKind > tt > U43 > n__nil > e > U23 > U22 > n__i = a = i > U41 > isQid > n__a = U31 > U42 = n__and > U41# > U42# > isNeList# = U32 = n__u = U12
    
    partial status:
  
      pi(isNeList#) = [1]
      pi(n____) = []
      pi(U41#) = []
      pi(and) = []
      pi(isPalListKind) = []
      pi(activate) = []
      pi(n__isPalListKind) = []
      pi(tt) = []
      pi(U42#) = []
      pi(isList) = []
      pi(U51#) = []
      pi(U43) = []
      pi(U53) = []
      pi(U32) = []
      pi(U42) = []
      pi(isNeList) = []
      pi(U52) = []
      pi(isQid) = []
      pi(n__a) = []
      pi(n__e) = []
      pi(n__i) = []
      pi(n__o) = []
      pi(n__u) = []
      pi(U23) = []
      pi(U31) = []
      pi(U41) = []
      pi(U51) = []
      pi(U12) = []
      pi(U22) = []
      pi(__) = []
      pi(nil) = []
      pi(U11) = []
      pi(U21) = []
      pi(n__nil) = []
      pi(a) = []
      pi(e) = []
      pi(i) = []
      pi(o) = []
      pi(u) = []
      pi(n__and) = []

The next rules are strictly ordered:

  p1

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: U41#(tt(),V1,V2) -> U42#(isList(activate(V1)),activate(V2))
p2: U42#(tt(),V2) -> isNeList#(activate(V2))
p3: isNeList#(n____(V1,V2)) -> U51#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p4: U51#(tt(),V1,V2) -> isNeList#(activate(V1))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  {p3, p4}


-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: isNeList#(n____(V1,V2)) -> U51#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p2: U51#(tt(),V1,V2) -> isNeList#(activate(V1))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r21, r32, r33, r34, r35, r36, r37, r38, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          isNeList#_A(x1) = ((1,0),(1,1)) x1 + (1,1)
          n_____A(x1,x2) = x1 + ((1,0),(0,0)) x2 + (11,4)
          U51#_A(x1,x2,x3) = ((1,0),(0,0)) x2 + ((0,0),(1,0)) x3 + (5,12)
          and_A(x1,x2) = ((1,0),(1,1)) x2 + (6,10)
          isPalListKind_A(x1) = x1 + (3,2)
          activate_A(x1) = x1 + (3,7)
          n__isPalListKind_A(x1) = ((1,0),(0,0)) x1 + (1,3)
          tt_A() = (2,8)
          ___A(x1,x2) = x1 + ((1,0),(0,0)) x2 + (11,4)
          nil_A() = (1,7)
          n__nil_A() = (1,7)
          a_A() = (4,0)
          n__a_A() = (3,9)
          e_A() = (4,0)
          n__e_A() = (3,9)
          i_A() = (4,0)
          n__i_A() = (3,9)
          o_A() = (4,0)
          n__o_A() = (3,1)
          u_A() = (1,0)
          n__u_A() = (1,0)
          n__and_A(x1,x2) = ((1,0),(0,0)) x2 + (4,1)
  
    precedence:
    
      n____ = __ > and = isPalListKind = activate = n__isPalListKind > U51# > nil = n__nil = a = n__a > tt = e = n__e > isNeList# = i = n__i = n__o = u > o = n__u > n__and
    
    partial status:
  
      pi(isNeList#) = [1]
      pi(n____) = [1]
      pi(U51#) = []
      pi(and) = [2]
      pi(isPalListKind) = [1]
      pi(activate) = [1]
      pi(n__isPalListKind) = []
      pi(tt) = []
      pi(__) = [1]
      pi(nil) = []
      pi(n__nil) = []
      pi(a) = []
      pi(n__a) = []
      pi(e) = []
      pi(n__e) = []
      pi(i) = []
      pi(n__i) = []
      pi(o) = []
      pi(n__o) = []
      pi(u) = []
      pi(n__u) = []
      pi(n__and) = []

The next rules are strictly ordered:

  p2

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: isNeList#(n____(V1,V2)) -> U51#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  (no SCCs)

-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: isList#(n____(V1,V2)) -> U21#(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
p2: U21#(tt(),V1,V2) -> isList#(activate(V1))
p3: U21#(tt(),V1,V2) -> U22#(isList(activate(V1)),activate(V2))
p4: U22#(tt(),V2) -> isList#(activate(V2))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15, r16, r21, r22, r23, r24, r25, r26, r27, r32, r33, r34, r35, r36, r37, r38, r39, r40, r41, r42, r43, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          isList#_A(x1) = x1 + (2,15)
          n_____A(x1,x2) = ((1,0),(0,0)) x1 + x2 + (17,16)
          U21#_A(x1,x2,x3) = ((1,0),(1,0)) x2 + x3 + (8,10)
          and_A(x1,x2) = ((0,0),(1,0)) x1 + ((1,0),(1,1)) x2 + (2,15)
          isPalListKind_A(x1) = (3,32)
          activate_A(x1) = ((1,0),(1,1)) x1 + (2,18)
          n__isPalListKind_A(x1) = (1,13)
          tt_A() = (3,6)
          U22#_A(x1,x2) = ((0,0),(1,0)) x1 + ((1,0),(0,0)) x2 + (5,1)
          isList_A(x1) = (8,12)
          U43_A(x1) = (4,7)
          U53_A(x1) = x1 + (1,1)
          U32_A(x1) = (3,7)
          U42_A(x1,x2) = (15,8)
          isNeList_A(x1) = x1 + (12,17)
          U52_A(x1,x2) = ((1,0),(0,0)) x2 + (10,14)
          isQid_A(x1) = ((0,0),(1,0)) x1 + (5,1)
          n__a_A() = (6,7)
          n__e_A() = (4,7)
          n__i_A() = (4,7)
          n__o_A() = (4,7)
          n__u_A() = (4,7)
          U23_A(x1) = (4,2)
          U31_A(x1,x2) = (4,1)
          U41_A(x1,x2,x3) = (16,17)
          U51_A(x1,x2,x3) = ((0,0),(1,0)) x1 + ((1,0),(0,0)) x3 + (13,13)
          U12_A(x1) = (4,7)
          U22_A(x1,x2) = ((0,0),(1,0)) x2 + (5,3)
          ___A(x1,x2) = ((1,0),(1,0)) x1 + x2 + (19,17)
          nil_A() = (4,7)
          U11_A(x1,x2) = ((1,0),(0,0)) x1 + (2,11)
          U21_A(x1,x2,x3) = (6,11)
          n__nil_A() = (4,7)
          a_A() = (8,0)
          e_A() = (4,8)
          i_A() = (6,8)
          o_A() = (6,8)
          u_A() = (6,7)
          n__and_A(x1,x2) = ((1,0),(0,0)) x2 + (1,0)
  
    precedence:
    
      and = isPalListKind = activate = U43 = U53 = U42 = isNeList = isQid = n__i = U41 = __ = e = o = u > i > U32 > U22 > isList = U11 > n__e > U21# = U22# = n__a > a > U21 > n__isPalListKind = nil = n__nil > U31 = U12 > n__o = n__and > isList# = n____ > tt = n__u = U23 = U51 > U52
    
    partial status:
  
      pi(isList#) = [1]
      pi(n____) = []
      pi(U21#) = []
      pi(and) = []
      pi(isPalListKind) = []
      pi(activate) = []
      pi(n__isPalListKind) = []
      pi(tt) = []
      pi(U22#) = []
      pi(isList) = []
      pi(U43) = []
      pi(U53) = []
      pi(U32) = []
      pi(U42) = []
      pi(isNeList) = []
      pi(U52) = []
      pi(isQid) = []
      pi(n__a) = []
      pi(n__e) = []
      pi(n__i) = []
      pi(n__o) = []
      pi(n__u) = []
      pi(U23) = []
      pi(U31) = []
      pi(U41) = []
      pi(U51) = []
      pi(U12) = []
      pi(U22) = []
      pi(__) = []
      pi(nil) = []
      pi(U11) = []
      pi(U21) = []
      pi(n__nil) = []
      pi(a) = []
      pi(e) = []
      pi(i) = []
      pi(o) = []
      pi(u) = []
      pi(n__and) = []

The next rules are strictly ordered:

  p1

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: U21#(tt(),V1,V2) -> isList#(activate(V1))
p2: U21#(tt(),V1,V2) -> U22#(isList(activate(V1)),activate(V2))
p3: U22#(tt(),V2) -> isList#(activate(V2))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  (no SCCs)

-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: isPalListKind#(n____(V1,V2)) -> activate#(V2)
p2: activate#(n__and(X1,X2)) -> and#(X1,X2)
p3: and#(tt(),X) -> activate#(X)
p4: activate#(n__isPalListKind(X)) -> isPalListKind#(X)
p5: isPalListKind#(n____(V1,V2)) -> activate#(V1)
p6: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p7: isPalListKind#(n____(V1,V2)) -> and#(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r21, r32, r33, r34, r35, r36, r37, r38, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          isPalListKind#_A(x1) = x1 + (1,2)
          n_____A(x1,x2) = ((1,0),(0,0)) x1 + ((1,0),(1,1)) x2 + (25,27)
          activate#_A(x1) = ((1,0),(1,1)) x1 + (2,28)
          n__and_A(x1,x2) = ((1,0),(0,0)) x2 + (4,1)
          and#_A(x1,x2) = ((0,0),(1,0)) x1 + x2 + (3,34)
          tt_A() = (1,8)
          n__isPalListKind_A(x1) = x1 + (2,3)
          activate_A(x1) = ((1,0),(0,0)) x1 + (15,11)
          isPalListKind_A(x1) = ((1,0),(1,1)) x1 + (9,4)
          ___A(x1,x2) = x1 + ((1,0),(0,0)) x2 + (26,28)
          nil_A() = (6,1)
          and_A(x1,x2) = x2 + (16,12)
          n__nil_A() = (5,0)
          a_A() = (3,2)
          n__a_A() = (2,1)
          e_A() = (6,1)
          n__e_A() = (5,0)
          i_A() = (6,1)
          n__i_A() = (5,0)
          o_A() = (3,10)
          n__o_A() = (2,9)
          u_A() = (6,1)
          n__u_A() = (5,0)
  
    precedence:
    
      n__isPalListKind = activate = isPalListKind = __ = and > activate# = and# > isPalListKind# > tt = n__i > nil = a > n__and = n__nil = n__a = e > n__e > n____ = i > o > n__o > u > n__u
    
    partial status:
  
      pi(isPalListKind#) = [1]
      pi(n____) = []
      pi(activate#) = []
      pi(n__and) = []
      pi(and#) = []
      pi(tt) = []
      pi(n__isPalListKind) = []
      pi(activate) = []
      pi(isPalListKind) = []
      pi(__) = []
      pi(nil) = []
      pi(and) = []
      pi(n__nil) = []
      pi(a) = []
      pi(n__a) = []
      pi(e) = []
      pi(n__e) = []
      pi(i) = []
      pi(n__i) = []
      pi(o) = []
      pi(n__o) = []
      pi(u) = []
      pi(n__u) = []

The next rules are strictly ordered:

  p1

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: activate#(n__and(X1,X2)) -> and#(X1,X2)
p2: and#(tt(),X) -> activate#(X)
p3: activate#(n__isPalListKind(X)) -> isPalListKind#(X)
p4: isPalListKind#(n____(V1,V2)) -> activate#(V1)
p5: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p6: isPalListKind#(n____(V1,V2)) -> and#(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  {p1, p2, p3, p4, p5, p6}


-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: activate#(n__and(X1,X2)) -> and#(X1,X2)
p2: and#(tt(),X) -> activate#(X)
p3: activate#(n__isPalListKind(X)) -> isPalListKind#(X)
p4: isPalListKind#(n____(V1,V2)) -> and#(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
p5: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p6: isPalListKind#(n____(V1,V2)) -> activate#(V1)

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r21, r32, r33, r34, r35, r36, r37, r38, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          activate#_A(x1) = ((0,0),(1,0)) x1 + (1,2)
          n__and_A(x1,x2) = x2 + (2,2)
          and#_A(x1,x2) = ((0,0),(1,0)) x2 + (1,3)
          tt_A() = (0,0)
          n__isPalListKind_A(x1) = ((1,0),(1,0)) x1 + (1,3)
          isPalListKind#_A(x1) = ((0,0),(1,0)) x1 + (1,1)
          n_____A(x1,x2) = x1 + x2 + (4,9)
          isPalListKind_A(x1) = ((1,0),(1,0)) x1 + (1,6)
          activate_A(x1) = x1 + (0,4)
          ___A(x1,x2) = x1 + x2 + (4,10)
          nil_A() = (1,2)
          and_A(x1,x2) = x2 + (2,5)
          n__nil_A() = (1,1)
          a_A() = (0,1)
          n__a_A() = (0,0)
          e_A() = (0,1)
          n__e_A() = (0,0)
          i_A() = (0,2)
          n__i_A() = (0,1)
          o_A() = (0,1)
          n__o_A() = (0,0)
          u_A() = (1,1)
          n__u_A() = (1,0)
  
    precedence:
    
      activate# = n__and = and# = n__isPalListKind = isPalListKind# = n____ = isPalListKind = activate = __ = and = u > tt = nil = n__nil > n__u > a > n__a > i = n__i = o > n__o > e = n__e
    
    partial status:
  
      pi(activate#) = []
      pi(n__and) = []
      pi(and#) = []
      pi(tt) = []
      pi(n__isPalListKind) = []
      pi(isPalListKind#) = []
      pi(n____) = []
      pi(isPalListKind) = []
      pi(activate) = []
      pi(__) = []
      pi(nil) = []
      pi(and) = []
      pi(n__nil) = []
      pi(a) = []
      pi(n__a) = []
      pi(e) = []
      pi(n__e) = []
      pi(i) = []
      pi(n__i) = []
      pi(o) = []
      pi(n__o) = []
      pi(u) = []
      pi(n__u) = []

The next rules are strictly ordered:

  p4

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: activate#(n__and(X1,X2)) -> and#(X1,X2)
p2: and#(tt(),X) -> activate#(X)
p3: activate#(n__isPalListKind(X)) -> isPalListKind#(X)
p4: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p5: isPalListKind#(n____(V1,V2)) -> activate#(V1)

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  {p1, p2, p3, p4, p5}


-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: activate#(n__and(X1,X2)) -> and#(X1,X2)
p2: and#(tt(),X) -> activate#(X)
p3: activate#(n__isPalListKind(X)) -> isPalListKind#(X)
p4: isPalListKind#(n____(V1,V2)) -> activate#(V1)
p5: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r21, r32, r33, r34, r35, r36, r37, r38, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          activate#_A(x1) = ((1,0),(0,0)) x1
          n__and_A(x1,x2) = x1 + ((1,0),(0,0)) x2 + (2,0)
          and#_A(x1,x2) = ((1,0),(0,0)) x2 + (1,0)
          tt_A() = (0,5)
          n__isPalListKind_A(x1) = ((1,0),(0,0)) x1 + (1,2)
          isPalListKind#_A(x1) = x1 + (0,1)
          n_____A(x1,x2) = x1 + x2 + (9,1)
          activate_A(x1) = ((1,0),(0,0)) x1 + (2,4)
          ___A(x1,x2) = x1 + x2 + (10,2)
          nil_A() = (2,2)
          and_A(x1,x2) = x1 + ((1,0),(0,0)) x2 + (3,0)
          isPalListKind_A(x1) = ((1,0),(0,0)) x1 + (2,3)
          n__a_A() = (1,6)
          n__e_A() = (1,6)
          n__i_A() = (1,0)
          n__nil_A() = (1,1)
          n__o_A() = (1,1)
          n__u_A() = (1,6)
          a_A() = (2,0)
          e_A() = (2,3)
          i_A() = (2,1)
          o_A() = (2,2)
          u_A() = (2,7)
  
    precedence:
    
      n__nil > u > tt > n__i = n__u = e > i > activate# = isPalListKind# > n__o = o > nil > n__isPalListKind = activate = and = isPalListKind = a > n__and > and# > n____ > __ > n__a > n__e
    
    partial status:
  
      pi(activate#) = []
      pi(n__and) = []
      pi(and#) = []
      pi(tt) = []
      pi(n__isPalListKind) = []
      pi(isPalListKind#) = []
      pi(n____) = []
      pi(activate) = []
      pi(__) = [1, 2]
      pi(nil) = []
      pi(and) = []
      pi(isPalListKind) = []
      pi(n__a) = []
      pi(n__e) = []
      pi(n__i) = []
      pi(n__nil) = []
      pi(n__o) = []
      pi(n__u) = []
      pi(a) = []
      pi(e) = []
      pi(i) = []
      pi(o) = []
      pi(u) = []

The next rules are strictly ordered:

  p1

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: and#(tt(),X) -> activate#(X)
p2: activate#(n__isPalListKind(X)) -> isPalListKind#(X)
p3: isPalListKind#(n____(V1,V2)) -> activate#(V1)
p4: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  {p2, p3, p4}


-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: activate#(n__isPalListKind(X)) -> isPalListKind#(X)
p2: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p3: isPalListKind#(n____(V1,V2)) -> activate#(V1)

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r21, r32, r33, r34, r35, r36, r37, r38, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          activate#_A(x1) = ((1,0),(0,0)) x1 + (1,1)
          n__isPalListKind_A(x1) = ((1,0),(1,1)) x1 + (2,2)
          isPalListKind#_A(x1) = ((1,0),(0,0)) x1 + (1,2)
          n_____A(x1,x2) = ((1,0),(1,1)) x1 + x2 + (8,10)
          activate_A(x1) = x1 + (2,11)
          ___A(x1,x2) = ((1,0),(1,0)) x1 + x2 + (9,1)
          nil_A() = (5,4)
          and_A(x1,x2) = ((1,0),(1,1)) x2 + (3,2)
          tt_A() = (3,2)
          isPalListKind_A(x1) = x1 + (3,12)
          n__a_A() = (1,1)
          n__e_A() = (4,3)
          n__i_A() = (4,3)
          n__nil_A() = (4,3)
          n__o_A() = (4,3)
          n__u_A() = (4,3)
          n__and_A(x1,x2) = ((1,0),(1,1)) x2 + (1,1)
          a_A() = (2,2)
          e_A() = (5,4)
          i_A() = (5,4)
          o_A() = (5,0)
          u_A() = (5,4)
  
    precedence:
    
      n____ = activate = __ = and = n__i = i = u > n__isPalListKind = isPalListKind# = isPalListKind > nil = tt = n__nil = n__u = n__and = a > n__a > n__e = e > o > activate# = n__o
    
    partial status:
  
      pi(activate#) = []
      pi(n__isPalListKind) = []
      pi(isPalListKind#) = []
      pi(n____) = []
      pi(activate) = []
      pi(__) = []
      pi(nil) = []
      pi(and) = []
      pi(tt) = []
      pi(isPalListKind) = [1]
      pi(n__a) = []
      pi(n__e) = []
      pi(n__i) = []
      pi(n__nil) = []
      pi(n__o) = []
      pi(n__u) = []
      pi(n__and) = []
      pi(a) = []
      pi(e) = []
      pi(i) = []
      pi(o) = []
      pi(u) = []

The next rules are strictly ordered:

  p1

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))
p2: isPalListKind#(n____(V1,V2)) -> activate#(V1)

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  {p1}


-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: isPalListKind#(n____(V1,V2)) -> isPalListKind#(activate(V1))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r21, r32, r33, r34, r35, r36, r37, r38, r44, r45, r46, r47, r48, r49, r50, r51, r52, r53, r54, r55, r56, r57, r58, r59, r60, r61, r62

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          isPalListKind#_A(x1) = ((1,0),(0,0)) x1 + (1,3)
          n_____A(x1,x2) = ((1,0),(0,0)) x1 + ((1,0),(0,0)) x2 + (9,2)
          activate_A(x1) = x1 + (2,14)
          ___A(x1,x2) = ((1,0),(1,1)) x1 + x2 + (10,1)
          nil_A() = (0,4)
          and_A(x1,x2) = ((1,0),(0,0)) x2 + (3,3)
          tt_A() = (3,3)
          isPalListKind_A(x1) = ((1,0),(1,1)) x1 + (4,2)
          n__a_A() = (0,0)
          n__e_A() = (0,0)
          n__i_A() = (4,0)
          n__nil_A() = (0,4)
          n__o_A() = (4,0)
          n__u_A() = (4,4)
          n__isPalListKind_A(x1) = ((1,0),(1,1)) x1 + (3,1)
          n__and_A(x1,x2) = ((1,0),(0,0)) x2 + (2,1)
          a_A() = (1,1)
          e_A() = (1,1)
          i_A() = (4,0)
          o_A() = (5,0)
          u_A() = (4,4)
  
    precedence:
    
      n____ > nil = n__nil > n__a = n__u = u > __ = n__e = n__i = n__o = i > isPalListKind# > activate = tt = isPalListKind > n__isPalListKind > a > and = n__and > o > e
    
    partial status:
  
      pi(isPalListKind#) = []
      pi(n____) = []
      pi(activate) = [1]
      pi(__) = []
      pi(nil) = []
      pi(and) = []
      pi(tt) = []
      pi(isPalListKind) = []
      pi(n__a) = []
      pi(n__e) = []
      pi(n__i) = []
      pi(n__nil) = []
      pi(n__o) = []
      pi(n__u) = []
      pi(n__isPalListKind) = []
      pi(n__and) = []
      pi(a) = []
      pi(e) = []
      pi(i) = []
      pi(o) = []
      pi(u) = []

The next rules are strictly ordered:

  p1

We remove them from the problem.  Then no dependency pair remains.

-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: __#(__(X,Y),Z) -> __#(X,__(Y,Z))
p2: __#(__(X,Y),Z) -> __#(Y,Z)

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r45

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          __#_A(x1,x2) = ((1,0),(1,1)) x1 + ((0,0),(1,0)) x2 + (1,1)
          ___A(x1,x2) = ((1,0),(0,0)) x1 + x2 + (2,0)
          nil_A() = (1,1)
          n_____A(x1,x2) = (1,0)
  
    precedence:
    
      __ > __# = nil = n____
    
    partial status:
  
      pi(__#) = [1]
      pi(__) = []
      pi(nil) = []
      pi(n____) = []

The next rules are strictly ordered:

  p2

We remove them from the problem.

-- SCC decomposition.

Consider the dependency pair problem (P, R), where P consists of

p1: __#(__(X,Y),Z) -> __#(X,__(Y,Z))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The estimated dependency graph contains the following SCCs:

  {p1}


-- Reduction pair.

Consider the dependency pair problem (P, R), where P consists of

p1: __#(__(X,Y),Z) -> __#(X,__(Y,Z))

and R consists of:

r1: __(__(X,Y),Z) -> __(X,__(Y,Z))
r2: __(X,nil()) -> X
r3: __(nil(),X) -> X
r4: U11(tt(),V) -> U12(isNeList(activate(V)))
r5: U12(tt()) -> tt()
r6: U21(tt(),V1,V2) -> U22(isList(activate(V1)),activate(V2))
r7: U22(tt(),V2) -> U23(isList(activate(V2)))
r8: U23(tt()) -> tt()
r9: U31(tt(),V) -> U32(isQid(activate(V)))
r10: U32(tt()) -> tt()
r11: U41(tt(),V1,V2) -> U42(isList(activate(V1)),activate(V2))
r12: U42(tt(),V2) -> U43(isNeList(activate(V2)))
r13: U43(tt()) -> tt()
r14: U51(tt(),V1,V2) -> U52(isNeList(activate(V1)),activate(V2))
r15: U52(tt(),V2) -> U53(isList(activate(V2)))
r16: U53(tt()) -> tt()
r17: U61(tt(),V) -> U62(isQid(activate(V)))
r18: U62(tt()) -> tt()
r19: U71(tt(),V) -> U72(isNePal(activate(V)))
r20: U72(tt()) -> tt()
r21: and(tt(),X) -> activate(X)
r22: isList(V) -> U11(isPalListKind(activate(V)),activate(V))
r23: isList(n__nil()) -> tt()
r24: isList(n____(V1,V2)) -> U21(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r25: isNeList(V) -> U31(isPalListKind(activate(V)),activate(V))
r26: isNeList(n____(V1,V2)) -> U41(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r27: isNeList(n____(V1,V2)) -> U51(and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2))),activate(V1),activate(V2))
r28: isNePal(V) -> U61(isPalListKind(activate(V)),activate(V))
r29: isNePal(n____(I,__(P,I))) -> and(and(isQid(activate(I)),n__isPalListKind(activate(I))),n__and(isPal(activate(P)),n__isPalListKind(activate(P))))
r30: isPal(V) -> U71(isPalListKind(activate(V)),activate(V))
r31: isPal(n__nil()) -> tt()
r32: isPalListKind(n__a()) -> tt()
r33: isPalListKind(n__e()) -> tt()
r34: isPalListKind(n__i()) -> tt()
r35: isPalListKind(n__nil()) -> tt()
r36: isPalListKind(n__o()) -> tt()
r37: isPalListKind(n__u()) -> tt()
r38: isPalListKind(n____(V1,V2)) -> and(isPalListKind(activate(V1)),n__isPalListKind(activate(V2)))
r39: isQid(n__a()) -> tt()
r40: isQid(n__e()) -> tt()
r41: isQid(n__i()) -> tt()
r42: isQid(n__o()) -> tt()
r43: isQid(n__u()) -> tt()
r44: nil() -> n__nil()
r45: __(X1,X2) -> n____(X1,X2)
r46: isPalListKind(X) -> n__isPalListKind(X)
r47: and(X1,X2) -> n__and(X1,X2)
r48: a() -> n__a()
r49: e() -> n__e()
r50: i() -> n__i()
r51: o() -> n__o()
r52: u() -> n__u()
r53: activate(n__nil()) -> nil()
r54: activate(n____(X1,X2)) -> __(X1,X2)
r55: activate(n__isPalListKind(X)) -> isPalListKind(X)
r56: activate(n__and(X1,X2)) -> and(X1,X2)
r57: activate(n__a()) -> a()
r58: activate(n__e()) -> e()
r59: activate(n__i()) -> i()
r60: activate(n__o()) -> o()
r61: activate(n__u()) -> u()
r62: activate(X) -> X

The set of usable rules consists of

  r1, r2, r3, r45

Take the reduction pair:

  weighted path order
  
    base order:
  
      matrix interpretations:
      
        carrier: N^2
        order: lexicographic order
        interpretations:
          __#_A(x1,x2) = ((1,0),(1,0)) x1 + ((1,0),(0,0)) x2 + (1,2)
          ___A(x1,x2) = ((1,0),(0,0)) x1 + ((1,0),(0,0)) x2 + (2,1)
          nil_A() = (1,1)
          n_____A(x1,x2) = (1,2)
  
    precedence:
    
      __# = __ = n____ > nil
    
    partial status:
  
      pi(__#) = []
      pi(__) = []
      pi(nil) = []
      pi(n____) = []

The next rules are strictly ordered:

  p1

We remove them from the problem.  Then no dependency pair remains.