LMPO
MAYBE
We consider the following Problem:
Strict Trs:
{ double(x) -> permute(x, x, a())
, permute(x, y, a()) -> permute(isZero(x), x, b())
, permute(false(), x, b()) -> permute(ack(x, x), p(x), c())
, permute(true(), x, b()) -> 0()
, permute(y, x, c()) -> s(s(permute(x, y, a())))
, p(0()) -> 0()
, p(s(x)) -> x
, ack(0(), x) -> plus(x, s(0()))
, ack(s(x), 0()) -> ack(x, s(0()))
, ack(s(x), s(y)) -> ack(x, ack(s(x), y))
, plus(0(), y) -> y
, plus(s(x), y) -> plus(x, s(y))
, plus(x, s(s(y))) -> s(plus(s(x), y))
, plus(x, s(0())) -> s(x)
, plus(x, 0()) -> x
, isZero(0()) -> true()
, isZero(s(x)) -> false()}
StartTerms: basic terms
Strategy: innermost
Certificate: MAYBE
Proof:
The input cannot be shown compatible
Arrrr..
MPO
MAYBE
We consider the following Problem:
Strict Trs:
{ double(x) -> permute(x, x, a())
, permute(x, y, a()) -> permute(isZero(x), x, b())
, permute(false(), x, b()) -> permute(ack(x, x), p(x), c())
, permute(true(), x, b()) -> 0()
, permute(y, x, c()) -> s(s(permute(x, y, a())))
, p(0()) -> 0()
, p(s(x)) -> x
, ack(0(), x) -> plus(x, s(0()))
, ack(s(x), 0()) -> ack(x, s(0()))
, ack(s(x), s(y)) -> ack(x, ack(s(x), y))
, plus(0(), y) -> y
, plus(s(x), y) -> plus(x, s(y))
, plus(x, s(s(y))) -> s(plus(s(x), y))
, plus(x, s(0())) -> s(x)
, plus(x, 0()) -> x
, isZero(0()) -> true()
, isZero(s(x)) -> false()}
StartTerms: basic terms
Strategy: innermost
Certificate: MAYBE
Proof:
The input cannot be shown compatible
Arrrr..
POP*
MAYBE
We consider the following Problem:
Strict Trs:
{ double(x) -> permute(x, x, a())
, permute(x, y, a()) -> permute(isZero(x), x, b())
, permute(false(), x, b()) -> permute(ack(x, x), p(x), c())
, permute(true(), x, b()) -> 0()
, permute(y, x, c()) -> s(s(permute(x, y, a())))
, p(0()) -> 0()
, p(s(x)) -> x
, ack(0(), x) -> plus(x, s(0()))
, ack(s(x), 0()) -> ack(x, s(0()))
, ack(s(x), s(y)) -> ack(x, ack(s(x), y))
, plus(0(), y) -> y
, plus(s(x), y) -> plus(x, s(y))
, plus(x, s(s(y))) -> s(plus(s(x), y))
, plus(x, s(0())) -> s(x)
, plus(x, 0()) -> x
, isZero(0()) -> true()
, isZero(s(x)) -> false()}
StartTerms: basic terms
Strategy: innermost
Certificate: MAYBE
Proof:
The input cannot be shown compatible
Arrrr..
POP* (PS)
MAYBE
We consider the following Problem:
Strict Trs:
{ double(x) -> permute(x, x, a())
, permute(x, y, a()) -> permute(isZero(x), x, b())
, permute(false(), x, b()) -> permute(ack(x, x), p(x), c())
, permute(true(), x, b()) -> 0()
, permute(y, x, c()) -> s(s(permute(x, y, a())))
, p(0()) -> 0()
, p(s(x)) -> x
, ack(0(), x) -> plus(x, s(0()))
, ack(s(x), 0()) -> ack(x, s(0()))
, ack(s(x), s(y)) -> ack(x, ack(s(x), y))
, plus(0(), y) -> y
, plus(s(x), y) -> plus(x, s(y))
, plus(x, s(s(y))) -> s(plus(s(x), y))
, plus(x, s(0())) -> s(x)
, plus(x, 0()) -> x
, isZero(0()) -> true()
, isZero(s(x)) -> false()}
StartTerms: basic terms
Strategy: innermost
Certificate: MAYBE
Proof:
The input cannot be shown compatible
Arrrr..
Small POP*
MAYBE
We consider the following Problem:
Strict Trs:
{ double(x) -> permute(x, x, a())
, permute(x, y, a()) -> permute(isZero(x), x, b())
, permute(false(), x, b()) -> permute(ack(x, x), p(x), c())
, permute(true(), x, b()) -> 0()
, permute(y, x, c()) -> s(s(permute(x, y, a())))
, p(0()) -> 0()
, p(s(x)) -> x
, ack(0(), x) -> plus(x, s(0()))
, ack(s(x), 0()) -> ack(x, s(0()))
, ack(s(x), s(y)) -> ack(x, ack(s(x), y))
, plus(0(), y) -> y
, plus(s(x), y) -> plus(x, s(y))
, plus(x, s(s(y))) -> s(plus(s(x), y))
, plus(x, s(0())) -> s(x)
, plus(x, 0()) -> x
, isZero(0()) -> true()
, isZero(s(x)) -> false()}
StartTerms: basic terms
Strategy: innermost
Certificate: MAYBE
Proof:
The input cannot be shown compatible
Arrrr..
Small POP* (PS)
MAYBE
We consider the following Problem:
Strict Trs:
{ double(x) -> permute(x, x, a())
, permute(x, y, a()) -> permute(isZero(x), x, b())
, permute(false(), x, b()) -> permute(ack(x, x), p(x), c())
, permute(true(), x, b()) -> 0()
, permute(y, x, c()) -> s(s(permute(x, y, a())))
, p(0()) -> 0()
, p(s(x)) -> x
, ack(0(), x) -> plus(x, s(0()))
, ack(s(x), 0()) -> ack(x, s(0()))
, ack(s(x), s(y)) -> ack(x, ack(s(x), y))
, plus(0(), y) -> y
, plus(s(x), y) -> plus(x, s(y))
, plus(x, s(s(y))) -> s(plus(s(x), y))
, plus(x, s(0())) -> s(x)
, plus(x, 0()) -> x
, isZero(0()) -> true()
, isZero(s(x)) -> false()}
StartTerms: basic terms
Strategy: innermost
Certificate: MAYBE
Proof:
The input cannot be shown compatible
Arrrr..