MAYBE
by ttt2 (version ttt2 1.15)
The rewrite relation of the following TRS is considered.
a(a(b(b(x0)))) | → | b(b(b(a(a(a(x0)))))) |
a(c(x0)) | → | c(a(x0)) |
c(b(x0)) | → | b(c(x0)) |
a(a(b(b(x0)))) | → | b(b(b(a(a(a(x0)))))) |
a(c(x0)) | → | c(a(x0)) |
c(b(x0)) | → | b(c(x0)) |