192.80/50.62 MAYBE 192.80/50.62 192.80/50.62 Problem: 192.80/50.62 a(b(a(b(a(b(a(a(b(a(b(a(x1)))))))))))) -> a(b(a(a(b(a(b(a(a(b(a(b(a(b(x1)))))))))))))) 192.80/50.62 192.80/50.62 Proof: 192.80/50.62 Open 192.80/50.63 EOF