YES TRS: +(x,0()) -> x +(x,s(y)) -> s(+(x,y)) +(0(),s(y)) -> s(y) s(+(0(),y)) -> s(y) max/plus interpretations on N: +_A(x1,x2) = max{3, 2 + x1, 1 + x2} +#_A(x1,x2) = max{3, 6, 1} 0_A = 1 0#_A = 0 s_A(x1) = max{5, 3} s#_A(x1) = max{0, 2} precedence: + > 0 = s