TRS: { le(0(), y, z) -> greater(y, z), le(s(x), 0(), z) -> false(), le(s(x), s(y), 0()) -> false(), le(s(x), s(y), s(z)) -> le(x, y, z), greater(x, 0()) -> first(), greater(0(), s(y)) -> second(), greater(s(x), s(y)) -> greater(x, y), double(0()) -> 0(), double(s(x)) -> s(s(double(x))), triple(x) -> if(le(x, x, double(x)), x, 0(), 0()), if(false(), x, y, z) -> true(), if(first(), x, y, z) -> if(le(s(x), y, s(z)), s(x), y, s(z)), if(second(), x, y, z) -> if(le(s(x), s(y), z), s(x), s(y), z)} Fail