1.30/0.67 YES 1.30/0.67 1.30/0.67 Problem: 1.30/0.67 a(b(b(b(x1)))) -> b(a(a(b(x1)))) 1.30/0.67 b(a(a(a(x1)))) -> b(b(a(a(x1)))) 1.30/0.67 a(b(a(b(x1)))) -> b(b(a(a(x1)))) 1.30/0.67 1.30/0.67 Proof: 1.30/0.67 KBO Processor: 1.30/0.67 weight function: 1.30/0.67 w0 = 1 1.30/0.67 w(a) = w(b) = 1 1.30/0.67 precedence: 1.30/0.67 a > b 1.30/0.67 problem: 1.30/0.67 1.30/0.67 Qed 1.30/0.67 EOF