0.75/0.91 NO 0.75/0.91 0.75/0.91 Problem: 0.75/0.91 f(g(f(x))) -> g(f(g(x))) 0.75/0.91 f(c()) -> c() 0.75/0.91 g(c()) -> c() 0.75/0.91 0.75/0.91 Proof: 0.75/0.91 Nonconfluence Processor: 0.75/0.91 terms: f(g(g(f(g(x9))))) *<- f(g(f(g(f(x9))))) ->* g(f(g(g(f(x9))))) 0.75/0.91 Qed 0.75/0.92 EOF