(0) Obligation:

Q restricted rewrite system:
The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.

(1) DependencyPairsProof (EQUIVALENT transformation)

Using Dependency Pairs [AG00,LPAR04] we result in the following initial DP problem.

(2) Obligation:

Q DP problem:
The TRS P consists of the following rules:

__1(__(X, Y), Z) → __1(X, __(Y, Z))
__1(__(X, Y), Z) → __1(Y, Z)
U111(tt, V) → U121(isPalListKind(activate(V)), activate(V))
U111(tt, V) → ISPALLISTKIND(activate(V))
U111(tt, V) → ACTIVATE(V)
U121(tt, V) → U131(isNeList(activate(V)))
U121(tt, V) → ISNELIST(activate(V))
U121(tt, V) → ACTIVATE(V)
U211(tt, V1, V2) → U221(isPalListKind(activate(V1)), activate(V1), activate(V2))
U211(tt, V1, V2) → ISPALLISTKIND(activate(V1))
U211(tt, V1, V2) → ACTIVATE(V1)
U211(tt, V1, V2) → ACTIVATE(V2)
U221(tt, V1, V2) → U231(isPalListKind(activate(V2)), activate(V1), activate(V2))
U221(tt, V1, V2) → ISPALLISTKIND(activate(V2))
U221(tt, V1, V2) → ACTIVATE(V2)
U221(tt, V1, V2) → ACTIVATE(V1)
U231(tt, V1, V2) → U241(isPalListKind(activate(V2)), activate(V1), activate(V2))
U231(tt, V1, V2) → ISPALLISTKIND(activate(V2))
U231(tt, V1, V2) → ACTIVATE(V2)
U231(tt, V1, V2) → ACTIVATE(V1)
U241(tt, V1, V2) → U251(isList(activate(V1)), activate(V2))
U241(tt, V1, V2) → ISLIST(activate(V1))
U241(tt, V1, V2) → ACTIVATE(V1)
U241(tt, V1, V2) → ACTIVATE(V2)
U251(tt, V2) → U261(isList(activate(V2)))
U251(tt, V2) → ISLIST(activate(V2))
U251(tt, V2) → ACTIVATE(V2)
U311(tt, V) → U321(isPalListKind(activate(V)), activate(V))
U311(tt, V) → ISPALLISTKIND(activate(V))
U311(tt, V) → ACTIVATE(V)
U321(tt, V) → U331(isQid(activate(V)))
U321(tt, V) → ISQID(activate(V))
U321(tt, V) → ACTIVATE(V)
U411(tt, V1, V2) → U421(isPalListKind(activate(V1)), activate(V1), activate(V2))
U411(tt, V1, V2) → ISPALLISTKIND(activate(V1))
U411(tt, V1, V2) → ACTIVATE(V1)
U411(tt, V1, V2) → ACTIVATE(V2)
U421(tt, V1, V2) → U431(isPalListKind(activate(V2)), activate(V1), activate(V2))
U421(tt, V1, V2) → ISPALLISTKIND(activate(V2))
U421(tt, V1, V2) → ACTIVATE(V2)
U421(tt, V1, V2) → ACTIVATE(V1)
U431(tt, V1, V2) → U441(isPalListKind(activate(V2)), activate(V1), activate(V2))
U431(tt, V1, V2) → ISPALLISTKIND(activate(V2))
U431(tt, V1, V2) → ACTIVATE(V2)
U431(tt, V1, V2) → ACTIVATE(V1)
U441(tt, V1, V2) → U451(isList(activate(V1)), activate(V2))
U441(tt, V1, V2) → ISLIST(activate(V1))
U441(tt, V1, V2) → ACTIVATE(V1)
U441(tt, V1, V2) → ACTIVATE(V2)
U451(tt, V2) → U461(isNeList(activate(V2)))
U451(tt, V2) → ISNELIST(activate(V2))
U451(tt, V2) → ACTIVATE(V2)
U511(tt, V1, V2) → U521(isPalListKind(activate(V1)), activate(V1), activate(V2))
U511(tt, V1, V2) → ISPALLISTKIND(activate(V1))
U511(tt, V1, V2) → ACTIVATE(V1)
U511(tt, V1, V2) → ACTIVATE(V2)
U521(tt, V1, V2) → U531(isPalListKind(activate(V2)), activate(V1), activate(V2))
U521(tt, V1, V2) → ISPALLISTKIND(activate(V2))
U521(tt, V1, V2) → ACTIVATE(V2)
U521(tt, V1, V2) → ACTIVATE(V1)
U531(tt, V1, V2) → U541(isPalListKind(activate(V2)), activate(V1), activate(V2))
U531(tt, V1, V2) → ISPALLISTKIND(activate(V2))
U531(tt, V1, V2) → ACTIVATE(V2)
U531(tt, V1, V2) → ACTIVATE(V1)
U541(tt, V1, V2) → U551(isNeList(activate(V1)), activate(V2))
U541(tt, V1, V2) → ISNELIST(activate(V1))
U541(tt, V1, V2) → ACTIVATE(V1)
U541(tt, V1, V2) → ACTIVATE(V2)
U551(tt, V2) → U561(isList(activate(V2)))
U551(tt, V2) → ISLIST(activate(V2))
U551(tt, V2) → ACTIVATE(V2)
U611(tt, V) → U621(isPalListKind(activate(V)), activate(V))
U611(tt, V) → ISPALLISTKIND(activate(V))
U611(tt, V) → ACTIVATE(V)
U621(tt, V) → U631(isQid(activate(V)))
U621(tt, V) → ISQID(activate(V))
U621(tt, V) → ACTIVATE(V)
U711(tt, I, P) → U721(isPalListKind(activate(I)), activate(P))
U711(tt, I, P) → ISPALLISTKIND(activate(I))
U711(tt, I, P) → ACTIVATE(I)
U711(tt, I, P) → ACTIVATE(P)
U721(tt, P) → U731(isPal(activate(P)), activate(P))
U721(tt, P) → ISPAL(activate(P))
U721(tt, P) → ACTIVATE(P)
U731(tt, P) → U741(isPalListKind(activate(P)))
U731(tt, P) → ISPALLISTKIND(activate(P))
U731(tt, P) → ACTIVATE(P)
U811(tt, V) → U821(isPalListKind(activate(V)), activate(V))
U811(tt, V) → ISPALLISTKIND(activate(V))
U811(tt, V) → ACTIVATE(V)
U821(tt, V) → U831(isNePal(activate(V)))
U821(tt, V) → ISNEPAL(activate(V))
U821(tt, V) → ACTIVATE(V)
U911(tt, V2) → U921(isPalListKind(activate(V2)))
U911(tt, V2) → ISPALLISTKIND(activate(V2))
U911(tt, V2) → ACTIVATE(V2)
ISLIST(V) → U111(isPalListKind(activate(V)), activate(V))
ISLIST(V) → ISPALLISTKIND(activate(V))
ISLIST(V) → ACTIVATE(V)
ISLIST(n____(V1, V2)) → U211(isPalListKind(activate(V1)), activate(V1), activate(V2))
ISLIST(n____(V1, V2)) → ISPALLISTKIND(activate(V1))
ISLIST(n____(V1, V2)) → ACTIVATE(V1)
ISLIST(n____(V1, V2)) → ACTIVATE(V2)
ISNELIST(V) → U311(isPalListKind(activate(V)), activate(V))
ISNELIST(V) → ISPALLISTKIND(activate(V))
ISNELIST(V) → ACTIVATE(V)
ISNELIST(n____(V1, V2)) → U411(isPalListKind(activate(V1)), activate(V1), activate(V2))
ISNELIST(n____(V1, V2)) → ISPALLISTKIND(activate(V1))
ISNELIST(n____(V1, V2)) → ACTIVATE(V1)
ISNELIST(n____(V1, V2)) → ACTIVATE(V2)
ISNELIST(n____(V1, V2)) → U511(isPalListKind(activate(V1)), activate(V1), activate(V2))
ISNEPAL(V) → U611(isPalListKind(activate(V)), activate(V))
ISNEPAL(V) → ISPALLISTKIND(activate(V))
ISNEPAL(V) → ACTIVATE(V)
ISNEPAL(n____(I, __(P, I))) → U711(isQid(activate(I)), activate(I), activate(P))
ISNEPAL(n____(I, __(P, I))) → ISQID(activate(I))
ISNEPAL(n____(I, __(P, I))) → ACTIVATE(I)
ISNEPAL(n____(I, __(P, I))) → ACTIVATE(P)
ISPAL(V) → U811(isPalListKind(activate(V)), activate(V))
ISPAL(V) → ISPALLISTKIND(activate(V))
ISPAL(V) → ACTIVATE(V)
ISPALLISTKIND(n____(V1, V2)) → U911(isPalListKind(activate(V1)), activate(V2))
ISPALLISTKIND(n____(V1, V2)) → ISPALLISTKIND(activate(V1))
ISPALLISTKIND(n____(V1, V2)) → ACTIVATE(V1)
ISPALLISTKIND(n____(V1, V2)) → ACTIVATE(V2)
ACTIVATE(n__nil) → NIL
ACTIVATE(n____(X1, X2)) → __1(X1, X2)
ACTIVATE(n__a) → A
ACTIVATE(n__e) → E
ACTIVATE(n__i) → I
ACTIVATE(n__o) → O
ACTIVATE(n__u) → U

The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.
We have to consider all minimal (P,Q,R)-chains.

(3) DependencyGraphProof (EQUIVALENT transformation)

The approximation of the Dependency Graph [LPAR04,FROCOS05,EDGSTAR] contains 4 SCCs with 97 less nodes.

(4) Complex Obligation (AND)

(5) Obligation:

Q DP problem:
The TRS P consists of the following rules:

__1(__(X, Y), Z) → __1(Y, Z)
__1(__(X, Y), Z) → __1(X, __(Y, Z))

The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.
We have to consider all minimal (P,Q,R)-chains.

(6) QDPOrderProof (EQUIVALENT transformation)

We use the reduction pair processor [LPAR04].


The following pairs can be oriented strictly and are deleted.


__1(__(X, Y), Z) → __1(Y, Z)
__1(__(X, Y), Z) → __1(X, __(Y, Z))
The remaining pairs can at least be oriented weakly.
Used ordering: Combined order from the following AFS and order.
__1(x1, x2)  =  __1(x1)
__(x1, x2)  =  __(x1, x2)
nil  =  nil
U11(x1, x2)  =  x1
tt  =  tt
U12(x1, x2)  =  x1
isPalListKind(x1)  =  isPalListKind
activate(x1)  =  activate(x1)
U13(x1)  =  U13
isNeList(x1)  =  isNeList
U21(x1, x2, x3)  =  U21
U22(x1, x2, x3)  =  U22
U23(x1, x2, x3)  =  U23
U24(x1, x2, x3)  =  U24
U25(x1, x2)  =  x1
isList(x1)  =  isList
U26(x1)  =  x1
U31(x1, x2)  =  U31
U32(x1, x2)  =  U32
U33(x1)  =  U33
isQid(x1)  =  isQid
U41(x1, x2, x3)  =  U41(x1)
U42(x1, x2, x3)  =  U42
U43(x1, x2, x3)  =  x1
U44(x1, x2, x3)  =  x1
U45(x1, x2)  =  x1
U46(x1)  =  U46
U51(x1, x2, x3)  =  U51
U52(x1, x2, x3)  =  U52
U53(x1, x2, x3)  =  U53(x1)
U54(x1, x2, x3)  =  U54(x1)
U55(x1, x2)  =  U55
U56(x1)  =  x1
U61(x1, x2)  =  U61(x2)
U62(x1, x2)  =  U62(x1)
U63(x1)  =  x1
U71(x1, x2, x3)  =  U71(x3)
U72(x1, x2)  =  U72(x1, x2)
U73(x1, x2)  =  U73(x1, x2)
isPal(x1)  =  x1
U74(x1)  =  x1
U81(x1, x2)  =  x1
U82(x1, x2)  =  x1
U83(x1)  =  U83
isNePal(x1)  =  isNePal(x1)
U91(x1, x2)  =  x1
U92(x1)  =  x1
n__nil  =  n__nil
n____(x1, x2)  =  n____(x1, x2)
n__a  =  n__a
n__e  =  n__e
n__i  =  n__i
n__o  =  n__o
n__u  =  n__u
a  =  a
e  =  e
i  =  i
o  =  o
u  =  u

Lexicographic path order with status [LPO].
Quasi-Precedence:
_^11 > [2, n2] > activate1 > e > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
_^11 > [2, n2] > activate1 > o > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
_^11 > [2, n2] > activate1 > u > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
_^11 > [2, n2] > [isQid, U611, U621] > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
[nil, nnil] > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > [U31, U32, U33] > activate1 > e > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > [U31, U32, U33] > activate1 > o > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > [U31, U32, U33] > activate1 > u > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > [U31, U32, U33] > [isQid, U611, U621] > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > U411 > U42 > activate1 > e > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > U411 > U42 > activate1 > o > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > U411 > U42 > activate1 > u > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > [U51, U52] > activate1 > e > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > [U51, U52] > activate1 > o > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNeList > [U51, U52] > activate1 > u > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNePal1 > [isQid, U611, U621] > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNePal1 > U711 > U722 > activate1 > e > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNePal1 > U711 > U722 > activate1 > o > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
isNePal1 > U711 > U722 > activate1 > u > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
[na, a] > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]
[ni, i] > [tt, isPalListKind, U13, U21, U22, U23, U24, isList, U46, U531, U541, U55, U732, U83, ne, no, nu]

Status:
i: []
_2: [1,2]
U22: []
nu: []
U411: [1]
U31: []
isPalListKind: []
isNeList: []
U42: []
U55: []
ni: []
activate1: [1]
U33: []
nnil: []
U83: []
na: []
isList: []
tt: []
U24: []
U23: []
isQid: []
U711: [1]
nil: []
U13: []
U21: []
U46: []
U51: []
U732: [2,1]
a: []
U611: [1]
U32: []
e: []
U52: []
ne: []
U722: [2,1]
_^11: [1]
isNePal1: [1]
n2: [1,2]
o: []
U621: [1]
no: []
U531: [1]
u: []
U541: [1]


The following usable rules [FROCOS05] were oriented:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

(7) Obligation:

Q DP problem:
P is empty.
The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.
We have to consider all minimal (P,Q,R)-chains.

(8) PisEmptyProof (EQUIVALENT transformation)

The TRS P is empty. Hence, there is no (P,Q,R) chain.

(9) TRUE

(10) Obligation:

Q DP problem:
The TRS P consists of the following rules:

U911(tt, V2) → ISPALLISTKIND(activate(V2))
ISPALLISTKIND(n____(V1, V2)) → U911(isPalListKind(activate(V1)), activate(V2))
ISPALLISTKIND(n____(V1, V2)) → ISPALLISTKIND(activate(V1))

The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.
We have to consider all minimal (P,Q,R)-chains.

(11) QDPOrderProof (EQUIVALENT transformation)

We use the reduction pair processor [LPAR04].


The following pairs can be oriented strictly and are deleted.


U911(tt, V2) → ISPALLISTKIND(activate(V2))
ISPALLISTKIND(n____(V1, V2)) → U911(isPalListKind(activate(V1)), activate(V2))
ISPALLISTKIND(n____(V1, V2)) → ISPALLISTKIND(activate(V1))
The remaining pairs can at least be oriented weakly.
Used ordering: Combined order from the following AFS and order.
U911(x1, x2)  =  U911(x1, x2)
tt  =  tt
ISPALLISTKIND(x1)  =  ISPALLISTKIND(x1)
activate(x1)  =  activate(x1)
n____(x1, x2)  =  n____(x1, x2)
isPalListKind(x1)  =  isPalListKind(x1)
__(x1, x2)  =  __(x1, x2)
nil  =  nil
U11(x1, x2)  =  U11(x1, x2)
U12(x1, x2)  =  U12(x1, x2)
U13(x1)  =  U13
isNeList(x1)  =  isNeList(x1)
U21(x1, x2, x3)  =  U21(x1, x2, x3)
U22(x1, x2, x3)  =  U22(x1, x2, x3)
U23(x1, x2, x3)  =  U23(x1, x2, x3)
U24(x1, x2, x3)  =  U24(x1, x2, x3)
U25(x1, x2)  =  U25(x1)
isList(x1)  =  isList(x1)
U26(x1)  =  U26
U31(x1, x2)  =  U31(x1, x2)
U32(x1, x2)  =  U32(x1, x2)
U33(x1)  =  U33
isQid(x1)  =  isQid
U41(x1, x2, x3)  =  U41(x1, x2, x3)
U42(x1, x2, x3)  =  U42(x1, x2, x3)
U43(x1, x2, x3)  =  U43(x2, x3)
U44(x1, x2, x3)  =  U44(x1, x2, x3)
U45(x1, x2)  =  U45(x1, x2)
U46(x1)  =  U46
U51(x1, x2, x3)  =  U51(x1, x2, x3)
U52(x1, x2, x3)  =  U52(x1, x2, x3)
U53(x1, x2, x3)  =  U53(x1)
U54(x1, x2, x3)  =  U54
U55(x1, x2)  =  U55
U56(x1)  =  U56
U61(x1, x2)  =  U61
U62(x1, x2)  =  U62
U63(x1)  =  U63(x1)
U71(x1, x2, x3)  =  U71
U72(x1, x2)  =  U72
U73(x1, x2)  =  U73
isPal(x1)  =  isPal(x1)
U74(x1)  =  U74
U81(x1, x2)  =  U81(x1, x2)
U82(x1, x2)  =  U82(x1, x2)
U83(x1)  =  U83
isNePal(x1)  =  isNePal
U91(x1, x2)  =  x1
U92(x1)  =  U92
n__nil  =  n__nil
n__a  =  n__a
n__e  =  n__e
n__i  =  n__i
n__o  =  n__o
n__u  =  n__u
a  =  a
e  =  e
i  =  i
o  =  o
u  =  u

Lexicographic path order with status [LPO].
Quasi-Precedence:
[n2, 2] > U91^12 > ISPALLISTKIND1 > activate1
[n2, 2] > U91^12 > ISPALLISTKIND1 > isPalListKind1
[n2, 2] > U213 > U223 > U233 > U243 > U251 > isList1 > U112 > activate1
[n2, 2] > U213 > U223 > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[n2, 2] > U213 > U223 > U233 > U243 > U251 > isList1 > U112 > U122
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[n2, 2] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[n2, 2] > U413 > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > U312 > isPalListKind1
[n2, 2] > U513 > U523 > [isNeList1, U531, U54, U55, U56] > U312 > U322 > activate1
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[n2, 2] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1
[n2, 2] > [U71, U72, U73, isPal1, U74] > U812 > isPalListKind1
[n2, 2] > [U71, U72, U73, isPal1, U74] > U812 > U822 > activate1
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[U61, U62, isNePal] > isQid > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > U812 > isPalListKind1
[U61, U62, isNePal] > [U71, U72, U73, isPal1, U74] > U812 > U822 > activate1
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[na, a] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[ni, i] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[no, o] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > activate1
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > ISPALLISTKIND1 > isPalListKind1
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > activate1
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > isPalListKind1
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U233 > U243 > U251 > isList1 > U112 > U122
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U322 > activate1
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > activate1
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > isPalListKind1
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > isList1 > U112 > U122
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U432 > U443 > U452 > activate1
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U631
[nu, u] > [tt, nil, U13, U26, U33, U423, U46, U83, U92, nnil, ne, e] > U822 > activate1

Status:
i: []
U92: []
U413: [2,3,1]
U322: [1,2]
U55: []
U243: [2,3,1]
ni: []
U33: []
U122: [2,1]
nnil: []
U83: []
tt: []
U91^12: [2,1]
U223: [3,1,2]
isPalListKind1: [1]
isNePal: []
U213: [1,3,2]
nil: []
U312: [1,2]
e: []
n2: [1,2]
o: []
U233: [1,2,3]
no: []
U812: [1,2]
U531: [1]
U443: [2,3,1]
U251: [1]
U56: []
_2: [1,2]
nu: []
U73: []
activate1: [1]
U54: []
na: []
U61: []
U72: []
U423: [3,1,2]
U452: [1,2]
isQid: []
U513: [2,1,3]
U13: []
U46: []
U26: []
a: []
U62: []
isList1: [1]
ne: []
U112: [2,1]
U71: []
U631: [1]
U74: []
U523: [2,3,1]
isPal1: [1]
U822: [1,2]
ISPALLISTKIND1: [1]
u: []
isNeList1: [1]
U432: [2,1]


The following usable rules [FROCOS05] were oriented:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

(12) Obligation:

Q DP problem:
P is empty.
The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.
We have to consider all minimal (P,Q,R)-chains.

(13) PisEmptyProof (EQUIVALENT transformation)

The TRS P is empty. Hence, there is no (P,Q,R) chain.

(14) TRUE

(15) Obligation:

Q DP problem:
The TRS P consists of the following rules:

ISNEPAL(n____(I, __(P, I))) → U711(isQid(activate(I)), activate(I), activate(P))
U711(tt, I, P) → U721(isPalListKind(activate(I)), activate(P))
U721(tt, P) → ISPAL(activate(P))
ISPAL(V) → U811(isPalListKind(activate(V)), activate(V))
U811(tt, V) → U821(isPalListKind(activate(V)), activate(V))
U821(tt, V) → ISNEPAL(activate(V))

The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.
We have to consider all minimal (P,Q,R)-chains.

(16) QDPOrderProof (EQUIVALENT transformation)

We use the reduction pair processor [LPAR04].


The following pairs can be oriented strictly and are deleted.


ISNEPAL(n____(I, __(P, I))) → U711(isQid(activate(I)), activate(I), activate(P))
The remaining pairs can at least be oriented weakly.
Used ordering: Combined order from the following AFS and order.
ISNEPAL(x1)  =  ISNEPAL(x1)
n____(x1, x2)  =  n____(x1, x2)
__(x1, x2)  =  __(x1, x2)
U711(x1, x2, x3)  =  U711(x3)
isQid(x1)  =  isQid
activate(x1)  =  x1
tt  =  tt
U721(x1, x2)  =  U721(x2)
isPalListKind(x1)  =  isPalListKind
ISPAL(x1)  =  ISPAL(x1)
U811(x1, x2)  =  U811(x2)
U821(x1, x2)  =  U821(x2)
nil  =  nil
U11(x1, x2)  =  U11
U12(x1, x2)  =  U12
U13(x1)  =  U13
isNeList(x1)  =  isNeList(x1)
U21(x1, x2, x3)  =  U21(x3)
U22(x1, x2, x3)  =  U22(x3)
U23(x1, x2, x3)  =  U23(x3)
U24(x1, x2, x3)  =  U24(x3)
U25(x1, x2)  =  U25(x2)
isList(x1)  =  isList(x1)
U26(x1)  =  U26
U31(x1, x2)  =  U31
U32(x1, x2)  =  U32
U33(x1)  =  U33
U41(x1, x2, x3)  =  U41(x3)
U42(x1, x2, x3)  =  U42
U43(x1, x2, x3)  =  U43
U44(x1, x2, x3)  =  U44
U45(x1, x2)  =  U45
U46(x1)  =  U46
U51(x1, x2, x3)  =  U51(x1, x2, x3)
U52(x1, x2, x3)  =  U52
U53(x1, x2, x3)  =  U53
U54(x1, x2, x3)  =  U54
U55(x1, x2)  =  U55
U56(x1)  =  U56
U61(x1, x2)  =  U61(x1, x2)
U62(x1, x2)  =  x1
U63(x1)  =  U63
U71(x1, x2, x3)  =  x1
U72(x1, x2)  =  U72
U73(x1, x2)  =  U73
isPal(x1)  =  isPal(x1)
U74(x1)  =  U74
U81(x1, x2)  =  U81(x1, x2)
U82(x1, x2)  =  U82(x1, x2)
U83(x1)  =  U83
isNePal(x1)  =  isNePal(x1)
U91(x1, x2)  =  x1
U92(x1)  =  U92
n__nil  =  n__nil
n__a  =  n__a
n__e  =  n__e
n__i  =  n__i
n__o  =  n__o
n__u  =  n__u
a  =  a
e  =  e
i  =  i
o  =  o
u  =  u

Lexicographic path order with status [LPO].
Quasi-Precedence:
[n2, 2] > U513
[nil, nnil]
isNeList1 > [U411, U42, U43, U44] > [isPalListKind, U11, U12, isList1, U812] > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > [ISNEPAL1, U71^11, U72^11, ISPAL1, U81^11, U82^11]
isNeList1 > [U411, U42, U43, U44] > [isPalListKind, U11, U12, isList1, U812] > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > U822
isNeList1 > [U411, U42, U43, U44] > U45 > U46 > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > [ISNEPAL1, U71^11, U72^11, ISPAL1, U81^11, U82^11]
isNeList1 > [U411, U42, U43, U44] > U45 > U46 > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > U822
isNeList1 > U513
isPal1 > [isPalListKind, U11, U12, isList1, U812] > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > [ISNEPAL1, U71^11, U72^11, ISPAL1, U81^11, U82^11]
isPal1 > [isPalListKind, U11, U12, isList1, U812] > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > U822
isNePal1 > isQid > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > [ISNEPAL1, U71^11, U72^11, ISPAL1, U81^11, U82^11]
isNePal1 > isQid > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > U822
isNePal1 > U612 > [isPalListKind, U11, U12, isList1, U812] > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > [ISNEPAL1, U71^11, U72^11, ISPAL1, U81^11, U82^11]
isNePal1 > U612 > [isPalListKind, U11, U12, isList1, U812] > [tt, U13, U211, U221, U231, U241, U251, U26, U31, U32, U33, U52, U53, U54, U55, U56, U63, U72, U73, U74, U83, U92] > U822
[na, a]
[ne, e]
[ni, i]
[no, o]
[nu, u]

Status:
i: []
U92: []
U31: []
U55: []
U42: []
ni: []
U11: []
U33: []
nnil: []
U83: []
U72^11: [1]
U231: [1]
tt: []
nil: []
e: []
isNePal1: [1]
n2: [1,2]
o: []
U221: [1]
no: []
U812: [1,2]
U71^11: [1]
U251: [1]
U45: []
U82^11: [1]
U56: []
_2: [1,2]
nu: []
U411: [1]
U73: []
isPalListKind: []
U44: []
U54: []
na: []
U72: []
ISPAL1: [1]
U43: []
isQid: []
U63: []
U513: [2,1,3]
U13: []
U46: []
U26: []
a: []
isList1: [1]
U32: []
U241: [1]
U53: []
U52: []
U12: []
ne: []
U74: []
isPal1: [1]
U81^11: [1]
U822: [2,1]
U612: [2,1]
u: []
isNeList1: [1]
U211: [1]
ISNEPAL1: [1]


The following usable rules [FROCOS05] were oriented:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

(17) Obligation:

Q DP problem:
The TRS P consists of the following rules:

U711(tt, I, P) → U721(isPalListKind(activate(I)), activate(P))
U721(tt, P) → ISPAL(activate(P))
ISPAL(V) → U811(isPalListKind(activate(V)), activate(V))
U811(tt, V) → U821(isPalListKind(activate(V)), activate(V))
U821(tt, V) → ISNEPAL(activate(V))

The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.
We have to consider all minimal (P,Q,R)-chains.

(18) DependencyGraphProof (EQUIVALENT transformation)

The approximation of the Dependency Graph [LPAR04,FROCOS05,EDGSTAR] contains 0 SCCs with 5 less nodes.

(19) TRUE

(20) Obligation:

Q DP problem:
The TRS P consists of the following rules:

U111(tt, V) → U121(isPalListKind(activate(V)), activate(V))
U121(tt, V) → ISNELIST(activate(V))
ISNELIST(n____(V1, V2)) → U411(isPalListKind(activate(V1)), activate(V1), activate(V2))
U411(tt, V1, V2) → U421(isPalListKind(activate(V1)), activate(V1), activate(V2))
U421(tt, V1, V2) → U431(isPalListKind(activate(V2)), activate(V1), activate(V2))
U431(tt, V1, V2) → U441(isPalListKind(activate(V2)), activate(V1), activate(V2))
U441(tt, V1, V2) → U451(isList(activate(V1)), activate(V2))
U451(tt, V2) → ISNELIST(activate(V2))
ISNELIST(n____(V1, V2)) → U511(isPalListKind(activate(V1)), activate(V1), activate(V2))
U511(tt, V1, V2) → U521(isPalListKind(activate(V1)), activate(V1), activate(V2))
U521(tt, V1, V2) → U531(isPalListKind(activate(V2)), activate(V1), activate(V2))
U531(tt, V1, V2) → U541(isPalListKind(activate(V2)), activate(V1), activate(V2))
U541(tt, V1, V2) → U551(isNeList(activate(V1)), activate(V2))
U551(tt, V2) → ISLIST(activate(V2))
ISLIST(V) → U111(isPalListKind(activate(V)), activate(V))
ISLIST(n____(V1, V2)) → U211(isPalListKind(activate(V1)), activate(V1), activate(V2))
U211(tt, V1, V2) → U221(isPalListKind(activate(V1)), activate(V1), activate(V2))
U221(tt, V1, V2) → U231(isPalListKind(activate(V2)), activate(V1), activate(V2))
U231(tt, V1, V2) → U241(isPalListKind(activate(V2)), activate(V1), activate(V2))
U241(tt, V1, V2) → U251(isList(activate(V1)), activate(V2))
U251(tt, V2) → ISLIST(activate(V2))
U241(tt, V1, V2) → ISLIST(activate(V1))
U541(tt, V1, V2) → ISNELIST(activate(V1))
U441(tt, V1, V2) → ISLIST(activate(V1))

The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.
We have to consider all minimal (P,Q,R)-chains.

(21) QDPOrderProof (EQUIVALENT transformation)

We use the reduction pair processor [LPAR04].


The following pairs can be oriented strictly and are deleted.


ISNELIST(n____(V1, V2)) → U411(isPalListKind(activate(V1)), activate(V1), activate(V2))
U411(tt, V1, V2) → U421(isPalListKind(activate(V1)), activate(V1), activate(V2))
U421(tt, V1, V2) → U431(isPalListKind(activate(V2)), activate(V1), activate(V2))
U431(tt, V1, V2) → U441(isPalListKind(activate(V2)), activate(V1), activate(V2))
U441(tt, V1, V2) → U451(isList(activate(V1)), activate(V2))
ISNELIST(n____(V1, V2)) → U511(isPalListKind(activate(V1)), activate(V1), activate(V2))
U511(tt, V1, V2) → U521(isPalListKind(activate(V1)), activate(V1), activate(V2))
U521(tt, V1, V2) → U531(isPalListKind(activate(V2)), activate(V1), activate(V2))
U531(tt, V1, V2) → U541(isPalListKind(activate(V2)), activate(V1), activate(V2))
U541(tt, V1, V2) → U551(isNeList(activate(V1)), activate(V2))
U551(tt, V2) → ISLIST(activate(V2))
ISLIST(n____(V1, V2)) → U211(isPalListKind(activate(V1)), activate(V1), activate(V2))
U211(tt, V1, V2) → U221(isPalListKind(activate(V1)), activate(V1), activate(V2))
U221(tt, V1, V2) → U231(isPalListKind(activate(V2)), activate(V1), activate(V2))
U231(tt, V1, V2) → U241(isPalListKind(activate(V2)), activate(V1), activate(V2))
U241(tt, V1, V2) → U251(isList(activate(V1)), activate(V2))
U241(tt, V1, V2) → ISLIST(activate(V1))
U541(tt, V1, V2) → ISNELIST(activate(V1))
U441(tt, V1, V2) → ISLIST(activate(V1))
The remaining pairs can at least be oriented weakly.
Used ordering: Combined order from the following AFS and order.
U111(x1, x2)  =  U111(x2)
tt  =  tt
U121(x1, x2)  =  U121(x2)
isPalListKind(x1)  =  isPalListKind(x1)
activate(x1)  =  x1
ISNELIST(x1)  =  ISNELIST(x1)
n____(x1, x2)  =  n____(x1, x2)
U411(x1, x2, x3)  =  U411(x1, x2, x3)
U421(x1, x2, x3)  =  U421(x1, x2, x3)
U431(x1, x2, x3)  =  U431(x1, x2, x3)
U441(x1, x2, x3)  =  U441(x1, x2, x3)
U451(x1, x2)  =  U451(x2)
isList(x1)  =  isList(x1)
U511(x1, x2, x3)  =  U511(x1, x2, x3)
U521(x1, x2, x3)  =  U521(x1, x2, x3)
U531(x1, x2, x3)  =  U531(x1, x2, x3)
U541(x1, x2, x3)  =  U541(x2, x3)
U551(x1, x2)  =  U551(x1, x2)
isNeList(x1)  =  isNeList
ISLIST(x1)  =  ISLIST(x1)
U211(x1, x2, x3)  =  U211(x1, x2, x3)
U221(x1, x2, x3)  =  U221(x1, x2, x3)
U231(x1, x2, x3)  =  U231(x1, x2, x3)
U241(x1, x2, x3)  =  U241(x1, x2, x3)
U251(x1, x2)  =  U251(x2)
__(x1, x2)  =  __(x1, x2)
nil  =  nil
U11(x1, x2)  =  U11(x1, x2)
U12(x1, x2)  =  U12(x1, x2)
U13(x1)  =  x1
U21(x1, x2, x3)  =  U21(x1, x2)
U22(x1, x2, x3)  =  x1
U23(x1, x2, x3)  =  U23
U24(x1, x2, x3)  =  U24
U25(x1, x2)  =  U25
U26(x1)  =  U26
U31(x1, x2)  =  U31
U32(x1, x2)  =  U32
U33(x1)  =  U33
isQid(x1)  =  x1
U41(x1, x2, x3)  =  U41
U42(x1, x2, x3)  =  U42
U43(x1, x2, x3)  =  U43
U44(x1, x2, x3)  =  U44
U45(x1, x2)  =  U45
U46(x1)  =  x1
U51(x1, x2, x3)  =  U51
U52(x1, x2, x3)  =  U52
U53(x1, x2, x3)  =  U53
U54(x1, x2, x3)  =  U54
U55(x1, x2)  =  U55
U56(x1)  =  U56
U61(x1, x2)  =  x2
U62(x1, x2)  =  x2
U63(x1)  =  x1
U71(x1, x2, x3)  =  U71(x1, x2, x3)
U72(x1, x2)  =  U72(x1, x2)
U73(x1, x2)  =  U73(x1, x2)
isPal(x1)  =  isPal
U74(x1)  =  U74
U81(x1, x2)  =  U81
U82(x1, x2)  =  U82
U83(x1)  =  U83
isNePal(x1)  =  x1
U91(x1, x2)  =  U91(x1, x2)
U92(x1)  =  x1
n__nil  =  n__nil
n__a  =  n__a
n__e  =  n__e
n__i  =  n__i
n__o  =  n__o
n__u  =  n__u
a  =  a
e  =  e
i  =  i
o  =  o
u  =  u

Lexicographic path order with status [LPO].
Quasi-Precedence:
[n2, 2] > U41^13 > U42^13 > U43^13 > U44^13 > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
[n2, 2] > U51^13 > U52^13 > U53^13 > U54^12 > U55^12 > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
[n2, 2] > U51^13 > U52^13 > U53^13 > U54^12 > [isNeList, U31, U32, U41, U42, U43, U44, U45, U51] > [U52, U53, U54, U55, U56] > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
[n2, 2] > U21^13 > U22^13 > U23^13 > U24^13 > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
[n2, 2] > U713 > U722 > [U732, U74] > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
[n2, 2] > U713 > U722 > isPal > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
isList1 > U112 > U122 > [isNeList, U31, U32, U41, U42, U43, U44, U45, U51] > [U52, U53, U54, U55, U56] > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
isList1 > U212 > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
[nil, nnil]
[ne, e] > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
[ni, i] > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
[no, o] > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]
[nu, u] > [U11^11, tt, U12^11, isPalListKind1, ISNELIST1, U45^11, ISLIST1, U25^11, U23, U24, U25, U26, U33, U81, U82, U83, U912, na, a]

Status:
i: []
U45^11: [1]
U31: []
U42: []
U55: []
ni: []
U55^12: [1,2]
U122: [2,1]
U33: []
nnil: []
U83: []
U44^13: [1,2,3]
U52^13: [1,2,3]
tt: []
isPalListKind1: [1]
U41: []
U21^13: [2,1,3]
U81: []
nil: []
U25: []
U51: []
e: []
n2: [1,2]
o: []
U41^13: [1,2,3]
U51^13: [1,3,2]
no: []
U12^11: [1]
U45: []
U54^12: [2,1]
U56: []
U713: [1,2,3]
isPal: []
U912: [2,1]
U42^13: [3,1,2]
U43^13: [3,1,2]
U11^11: [1]
_2: [1,2]
nu: []
isNeList: []
U44: []
U23^13: [3,1,2]
U54: []
U212: [1,2]
na: []
U24: []
U82: []
U23: []
U43: []
U26: []
U732: [2,1]
a: []
ISNELIST1: [1]
isList1: [1]
U32: []
U52: []
U53: []
ne: []
U53^13: [1,2,3]
U722: [2,1]
U112: [2,1]
U74: []
u: []
U22^13: [1,2,3]
U25^11: [1]
ISLIST1: [1]
U24^13: [2,3,1]


The following usable rules [FROCOS05] were oriented:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

(22) Obligation:

Q DP problem:
The TRS P consists of the following rules:

U111(tt, V) → U121(isPalListKind(activate(V)), activate(V))
U121(tt, V) → ISNELIST(activate(V))
U451(tt, V2) → ISNELIST(activate(V2))
ISLIST(V) → U111(isPalListKind(activate(V)), activate(V))
U251(tt, V2) → ISLIST(activate(V2))

The TRS R consists of the following rules:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
U11(tt, V) → U12(isPalListKind(activate(V)), activate(V))
U12(tt, V) → U13(isNeList(activate(V)))
U13(tt) → tt
U21(tt, V1, V2) → U22(isPalListKind(activate(V1)), activate(V1), activate(V2))
U22(tt, V1, V2) → U23(isPalListKind(activate(V2)), activate(V1), activate(V2))
U23(tt, V1, V2) → U24(isPalListKind(activate(V2)), activate(V1), activate(V2))
U24(tt, V1, V2) → U25(isList(activate(V1)), activate(V2))
U25(tt, V2) → U26(isList(activate(V2)))
U26(tt) → tt
U31(tt, V) → U32(isPalListKind(activate(V)), activate(V))
U32(tt, V) → U33(isQid(activate(V)))
U33(tt) → tt
U41(tt, V1, V2) → U42(isPalListKind(activate(V1)), activate(V1), activate(V2))
U42(tt, V1, V2) → U43(isPalListKind(activate(V2)), activate(V1), activate(V2))
U43(tt, V1, V2) → U44(isPalListKind(activate(V2)), activate(V1), activate(V2))
U44(tt, V1, V2) → U45(isList(activate(V1)), activate(V2))
U45(tt, V2) → U46(isNeList(activate(V2)))
U46(tt) → tt
U51(tt, V1, V2) → U52(isPalListKind(activate(V1)), activate(V1), activate(V2))
U52(tt, V1, V2) → U53(isPalListKind(activate(V2)), activate(V1), activate(V2))
U53(tt, V1, V2) → U54(isPalListKind(activate(V2)), activate(V1), activate(V2))
U54(tt, V1, V2) → U55(isNeList(activate(V1)), activate(V2))
U55(tt, V2) → U56(isList(activate(V2)))
U56(tt) → tt
U61(tt, V) → U62(isPalListKind(activate(V)), activate(V))
U62(tt, V) → U63(isQid(activate(V)))
U63(tt) → tt
U71(tt, I, P) → U72(isPalListKind(activate(I)), activate(P))
U72(tt, P) → U73(isPal(activate(P)), activate(P))
U73(tt, P) → U74(isPalListKind(activate(P)))
U74(tt) → tt
U81(tt, V) → U82(isPalListKind(activate(V)), activate(V))
U82(tt, V) → U83(isNePal(activate(V)))
U83(tt) → tt
U91(tt, V2) → U92(isPalListKind(activate(V2)))
U92(tt) → tt
isList(V) → U11(isPalListKind(activate(V)), activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → U21(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(V) → U31(isPalListKind(activate(V)), activate(V))
isNeList(n____(V1, V2)) → U41(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNeList(n____(V1, V2)) → U51(isPalListKind(activate(V1)), activate(V1), activate(V2))
isNePal(V) → U61(isPalListKind(activate(V)), activate(V))
isNePal(n____(I, __(P, I))) → U71(isQid(activate(I)), activate(I), activate(P))
isPal(V) → U81(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)) → U91(isPalListKind(activate(V1)), activate(V2))
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
niln__nil
__(X1, X2) → n____(X1, X2)
an__a
en__e
in__i
on__o
un__u
activate(n__nil) → nil
activate(n____(X1, X2)) → __(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

Q is empty.
We have to consider all minimal (P,Q,R)-chains.

(23) DependencyGraphProof (EQUIVALENT transformation)

The approximation of the Dependency Graph [LPAR04,FROCOS05,EDGSTAR] contains 0 SCCs with 5 less nodes.

(24) TRUE