0.00/0.47	YES
0.00/0.47	
0.00/0.47	Problem:
0.00/0.47	a() -> b() <= f(a()) = b()
0.00/0.47	
0.00/0.47	Proof:
0.00/0.47	This system is confluent.
0.00/0.47	By \cite{GNG13}, Theorem 9.
0.00/0.47	This system is of type 3 or smaller.
0.00/0.47	This system is deterministic.
0.00/0.47	This system is weakly left-linear.
0.00/0.47	System R transformed to optimized U(R).
0.00/0.47	This system is orthogonal.
0.00/0.47	
0.00/0.80	EOF