2.29/1.41	NO
2.29/1.41	
2.30/1.42	Proof:
2.30/1.42	This system is not confluent.
2.30/1.42	For the unconditional CP l = m the left- and right-hand sides are two different normal forms wrt R_u.
2.30/1.42	
3.73/1.84	EOF