YES TRS: f(s(x)) -> s(f(f(p(s(x))))) f(0()) -> 0() p(s(x)) -> x max/plus interpretations on N: f_A(x1) = max{0, x1} f#_A(x1) = max{1, -2 + x1} s_A(x1) = max{5, 8 + x1} s#_A(x1) = max{5, 4} p_A(x1) = max{0, -8 + x1} p#_A(x1) = max{0, 2} 0_A = 1 0#_A = 0 precedence: f > s = 0 > p