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:
h(f(x, y)) → f(y, f(h(h(x)), a))
Q is empty.
↳ QTRS
Q restricted rewrite system:
The TRS R consists of the following rules:
h(f(x, y)) → f(y, f(h(h(x)), a))
Q is empty.