2.10/1.34	NO
2.10/1.34	
2.10/1.34	Proof:
2.10/1.35	This system is not confluent.
2.10/1.35	For the unconditional CP l = m the left- and right-hand sides are two different normal forms wrt R_u.
2.10/1.35	
2.20/1.38	EOF