YES TRS: d(x) -> e(u(x)) d(u(x)) -> c(x) c(u(x)) -> b(x) v(e(x)) -> x b(u(x)) -> a(e(x)) linear polynomial interpretations on N: d_A(x1) = 2 d#_A(x1) = x1 + 4 e_A(x1) = x1 + 1 e#_A(x1) = 2 u_A(x1) = 1 u#_A(x1) = 3 c_A(x1) = 0 c#_A(x1) = 2 b_A(x1) = 0 b#_A(x1) = 1 v_A(x1) = x1 v#_A(x1) = x1 a_A(x1) = 0 a#_A(x1) = 0 precedence: u > c > d > e > b = v > a