Termination w.r.t. Q of the following Term Rewriting System could not be shown:
Q restricted rewrite system:
The TRS R consists of the following rules:
f(x, f(y, a)) → f(f(a, a), f(f(x, a), y))
Q is empty.
↳ QTRS
Q restricted rewrite system:
The TRS R consists of the following rules:
f(x, f(y, a)) → f(f(a, a), f(f(x, a), y))
Q is empty.