TRS: { p(m, n, s(r)) -> p(m, r, n), p(m, s(n), 0()) -> p(0(), n, m), p(m, 0(), 0()) -> m} Cdiprover: Interpretation class: pizerosimplemixed Complexity bound: POLYTIME COMPUTABLE 0 = + 1 s(X3) = + 1*X3 + 3 p(X2, X1, X0) = + 0*X2^2 + 0*X1^2 + 0*X0^2 + 0*X1*X2 + 3*X1 + 0 + 3*X2 + 0*X0*X2 + 3*X0 + 0*X0*X1 + 0*X0*X1*X2 Qed