Termination w.r.t. Q proof of /tmp/tmpG1ePqP/PALINDROME_nokinds

Termination w.r.t. Q of the given QTRS could be proven:

0 QTRS

↳1 QTRSRRRProof (⇔)

↳2 QTRS

↳3 QTRSRRRProof (⇔)

↳4 QTRS

↳5 RisEmptyProof (⇔)

↳6 TRUE

(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
and(tt, X) → activate(X)
isList(V) → isNeList(activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → and(isList(activate(V1)), n__isList(activate(V2)))
isNeList(V) → isQid(activate(V))
isNeList(n____(V1, V2)) → and(isList(activate(V1)), n__isNeList(activate(V2)))
isNeList(n____(V1, V2)) → and(isNeList(activate(V1)), n__isList(activate(V2)))
isNePal(V) → isQid(activate(V))
isNePal(n____(I, __(P, I))) → and(isQid(activate(I)), n__isPal(activate(P)))
isPal(V) → isNePal(activate(V))
isPal(n__nil) → tt
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)
isList(X) → n__isList(X)
isNeList(X) → n__isNeList(X)
isPal(X) → n__isPal(X)
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__isList(X)) → isList(X)
activate(n__isNeList(X)) → isNeList(X)
activate(n__isPal(X)) → isPal(X)
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) QTRSRRRProof (EQUIVALENT transformation)

Used ordering:
Recursive path order with status [RPO].
Quasi-Precedence:

[_{_₂}, n_{_{_{_₂}}}] > [and₂, isList₁, n_{_isList₁}] > [isNeList₁, n_{_isNeList₁}] > [activate₁, a] > nil > n_{_nil} > tt
[_{_₂}, n_{_{_{_₂}}}] > [and₂, isList₁, n_{_isList₁}] > [isNeList₁, n_{_isNeList₁}] > [activate₁, a] > n_{_a} > tt
[_{_₂}, n_{_{_{_₂}}}] > [and₂, isList₁, n_{_isList₁}] > [isNeList₁, n_{_isNeList₁}] > [activate₁, a] > [n_{_e}, e] > tt
[_{_₂}, n_{_{_{_₂}}}] > [and₂, isList₁, n_{_isList₁}] > [isNeList₁, n_{_isNeList₁}] > [activate₁, a] > [n_{_u}, u] > tt
[_{_₂}, n_{_{_{_₂}}}] > [and₂, isList₁, n_{_isList₁}] > [isNeList₁, n_{_isNeList₁}] > [activate₁, a] > o > n_{_o}
[_{_₂}, n_{_{_{_₂}}}] > [and₂, isList₁, n_{_isList₁}] > [isNeList₁, n_{_isNeList₁}] > isQid₁ > tt
[_{_₂}, n_{_{_{_₂}}}] > [n_{_isPal₁}, isPal₁] > isNePal₁ > [activate₁, a] > nil > n_{_nil} > tt
[_{_₂}, n_{_{_{_₂}}}] > [n_{_isPal₁}, isPal₁] > isNePal₁ > [activate₁, a] > n_{_a} > tt
[_{_₂}, n_{_{_{_₂}}}] > [n_{_isPal₁}, isPal₁] > isNePal₁ > [activate₁, a] > [n_{_e}, e] > tt
[_{_₂}, n_{_{_{_₂}}}] > [n_{_isPal₁}, isPal₁] > isNePal₁ > [activate₁, a] > [n_{_u}, u] > tt
[_{_₂}, n_{_{_{_₂}}}] > [n_{_isPal₁}, isPal₁] > isNePal₁ > [activate₁, a] > o > n_{_o}
[_{_₂}, n_{_{_{_₂}}}] > [n_{_isPal₁}, isPal₁] > isNePal₁ > isQid₁ > tt
[n_{_i}, i] > tt

Status:

i: multiset
n_{_u}: multiset
__₂: [1,2]
n_{_i}: multiset
activate₁: [1]
n_{_nil}: multiset
and₂: multiset
n_{_a}: multiset
tt: multiset
n_{_isList₁}: [1]
nil: multiset
a: multiset
isList₁: [1]
n_{_isPal₁}: multiset
e: multiset
n_{_e}: multiset
isNePal₁: multiset
o: multiset
n_{_{_{_₂}}}: [1,2]
isQid₁: multiset
n_{_isNeList₁}: multiset
isPal₁: multiset
n_{_o}: multiset
u: multiset
isNeList₁: multiset

With this ordering the following rules can be removed by the rule removal processor [LPAR04] because they are oriented strictly:

__(__(X, Y), Z) → __(X, __(Y, Z))
__(X, nil) → X
__(nil, X) → X
and(tt, X) → activate(X)
isList(V) → isNeList(activate(V))
isList(n__nil) → tt
isList(n____(V1, V2)) → and(isList(activate(V1)), n__isList(activate(V2)))
isNeList(V) → isQid(activate(V))
isNeList(n____(V1, V2)) → and(isList(activate(V1)), n__isNeList(activate(V2)))
isNeList(n____(V1, V2)) → and(isNeList(activate(V1)), n__isList(activate(V2)))
isNePal(V) → isQid(activate(V))
isNePal(n____(I, __(P, I))) → and(isQid(activate(I)), n__isPal(activate(P)))
isPal(V) → isNePal(activate(V))
isPal(n__nil) → tt
isQid(n__a) → tt
isQid(n__e) → tt
isQid(n__i) → tt
isQid(n__o) → tt
isQid(n__u) → tt
nil → n__nil
a → n__a
o → n__o
activate(n__nil) → nil
activate(n____(X1, X2)) → __(X1, X2)
activate(n__isList(X)) → isList(X)
activate(n__isNeList(X)) → isNeList(X)
activate(n__isPal(X)) → isPal(X)
activate(n__a) → a
activate(n__e) → e
activate(n__i) → i
activate(n__o) → o
activate(n__u) → u
activate(X) → X

(2) Obligation:

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

__(X1, X2) → n____(X1, X2)
isList(X) → n__isList(X)
isNeList(X) → n__isNeList(X)
isPal(X) → n__isPal(X)
e → n__e
i → n__i
u → n__u

Q is empty.

(3) QTRSRRRProof (EQUIVALENT transformation)

Used ordering:
Recursive path order with status [RPO].
Quasi-Precedence:

__₂ > [n_{_{_{_₂}}}, n_{_isPal₁}]
isList₁ > n_{_isList₁} > [n_{_{_{_₂}}}, n_{_isPal₁}]
isNeList₁ > n_{_isNeList₁} > [n_{_{_{_₂}}}, n_{_isPal₁}]
isPal₁ > [n_{_{_{_₂}}}, n_{_isPal₁}]
e > n_{_e} > [n_{_{_{_₂}}}, n_{_isPal₁}]
i > n_{_i} > [n_{_{_{_₂}}}, n_{_isPal₁}]
u > n_{_u} > [n_{_{_{_₂}}}, n_{_isPal₁}]

Status:

i: multiset
isList₁: multiset
__₂: multiset
n_{_u}: multiset
n_{_isPal₁}: multiset
e: multiset
n_{_i}: multiset
n_{_e}: multiset
n_{_{_{_₂}}}: multiset
n_{_isNeList₁}: multiset
isPal₁: multiset
u: multiset
isNeList₁: multiset
n_{_isList₁}: multiset

With this ordering the following rules can be removed by the rule removal processor [LPAR04] because they are oriented strictly:

__(X1, X2) → n____(X1, X2)
isList(X) → n__isList(X)
isNeList(X) → n__isNeList(X)
isPal(X) → n__isPal(X)
e → n__e
i → n__i
u → n__u

(0) Obligation:

(1) QTRSRRRProof (EQUIVALENT transformation)

(2) Obligation:

(3) QTRSRRRProof (EQUIVALENT transformation)

(4) Obligation:

(5) RisEmptyProof (EQUIVALENT transformation)

(6) TRUE