MAYBE 155.85/55.32 MAYBE 155.85/55.32 155.85/55.32 Problem: 155.85/55.32 a(a(x1)) -> a(b(x1)) 155.85/55.32 a(c(x1)) -> b(x1) 155.85/55.32 b(b(x1)) -> c(b(a(x1))) 155.85/55.32 155.85/55.32 Proof: 155.85/55.32 Open 155.85/55.32 EOF