YES TRS: +(*(x,y),*(a(),y)) -> *(+(x,a()),y) *(*(x,y),z) -> *(x,*(y,z)) linear polynomial interpretations on N: +_A(x1,x2) = x1 + x2 +#_A(x1,x2) = x1 + x2 *_A(x1,x2) = x1 + x2 + 1 *#_A(x1,x2) = x1 + x2 + 1 a_A = 0 a#_A = 0 precedence: + > * > a