YES TRS: g(0()) -> 0() g(s(x)) -> f(g(x)) f(0()) -> 0() linear polynomial interpretations on N: g_A(x1) = x1 + 1 g#_A(x1) = 1 0_A = 1 0#_A = 2 s_A(x1) = x1 + 1 s#_A(x1) = 2 f_A(x1) = 1 f#_A(x1) = 0 precedence: 0 = s > g > f