YES Input TRS: AC symbols: plus 1: plus(x,0()) -> x 2: plus(x,x) -> x 3: plus(T(x),x) -> T(x) 4: plus(T(plus(x,y)),x) -> T(plus(x,y)) 5: L(T(x)) -> L(x) 6: L(plus(T(y),x)) -> plus(L(plus(x,y)),L(y)) 7: T(T(x)) -> T(x) 8: T(plus(T(y),x)) -> plus(T(plus(x,y)),T(y)) Number of strict rules: 8 Direct POLO(bPol) ... removes: 4 8 1 3 5 7 6 2 T w: 2 * x1 + 2 0 w: 0 L w: x1 plus w: x1 + x2 + 1 Number of strict rules: 0