TRS: { fac(0()) -> 1(), fac(s(x)) -> *(s(x), fac(x)), floop(0(), y) -> y, floop(s(x), y) -> floop(x, *(s(x), y)), *(x, 0()) -> 0(), *(x, s(y)) -> +(*(x, y), x), +(x, 0()) -> x, +(x, s(y)) -> s(+(x, y)), 1() -> s(0()), fac(0()) -> s(0())} Fail