YES TRS: f(0()) -> cons(0()) f(s(0())) -> f(p(s(0()))) p(s(X)) -> X max/plus interpretations on N: f_A(x1) = max{0, -2 + x1} f#_A(x1) = max{7, x1} 0_A = 1 0#_A = 9 cons_A(x1) = max{0, 0} cons#_A(x1) = max{7, 2} s_A(x1) = max{9, 7 + x1} s#_A(x1) = max{9, 5} p_A(x1) = max{4, -5 + x1} p#_A(x1) = max{6, 6} precedence: s > f > 0 = cons = p