YES Input TRS: 1: minus(minus(x)) -> x 2: minus(h(x)) -> h(minus(x)) 3: minus(f(x,y)) -> f(minus(y),minus(x)) Number of strict rules: 3 Direct POLO(bPol) ... removes: 1 3 2 h w: 2 * x1 + 11799 minus w: 2 * x1 + 11798 f w: x1 + x2 + 11799 Number of strict rules: 0