Termination Proof Script

Consider the TRS R consisting of the rewrite rules
1:    f(f(x))  → g(f(x))
2:    g(g(x))  → f(x)
There are 2 dependency pairs:
3:    F(f(x))  → G(f(x))
4:    G(g(x))  → F(x)
Consider the SCC {3,4}. The constraints could not be solved.
Tyrolean Termination Tool  (0.00 seconds)   ---  May 3, 2006