Term Rewriting System R:
[X]
f(f(X)) -> f(g(f(g(f(X)))))
f(g(f(X))) -> f(g(X))

Termination of R to be shown.



   R
Dependency Pair Analysis



R contains the following Dependency Pairs:

F(f(X)) -> F(g(f(g(f(X)))))
F(f(X)) -> F(g(f(X)))
F(g(f(X))) -> F(g(X))

Furthermore, R contains one SCC.


   R
DPs
       →DP Problem 1
Remaining Obligation(s)




The following remains to be proven:
Dependency Pair:

F(g(f(X))) -> F(g(X))


Rules:


f(f(X)) -> f(g(f(g(f(X)))))
f(g(f(X))) -> f(g(X))




Termination of R could not be shown.
Duration:
0:00 minutes