0.35/0.56	YES
0.35/0.56	
0.35/0.56	Problem:
0.35/0.56	 b(a(a(a(x1)))) -> a(b(a(a(x1))))
0.35/0.56	 a(b(a(a(x1)))) -> a(b(b(a(x1))))
0.35/0.56	 b(b(b(a(x1)))) -> b(b(a(b(x1))))
0.35/0.56	 b(a(b(a(x1)))) -> b(a(b(b(x1))))
0.35/0.56	
0.35/0.56	Proof:
0.35/0.56	 KBO Processor:
0.35/0.56	  weight function:
0.35/0.56	   w0 = 1
0.35/0.56	   w(a) = 1
0.35/0.56	   w(b) = 0
0.35/0.56	  precedence:
0.35/0.56	   b > a
0.35/0.56	  problem:
0.35/0.56	   
0.35/0.56	  Qed
0.35/0.57	EOF