1.10/0.76 NO 1.10/0.76 1.10/0.76 Proof: 1.10/0.76 This system is not confluent. 1.10/0.76 For the unconditional CP k = e the left- and right-hand sides are two different normal forms wrt R_u. 1.10/0.76 1.26/0.78 EOF