3.20/1.29 MAYBE 3.20/1.29 3.20/1.29 Problem: 3.20/1.29 pin(x) -> pout(g(x)) 3.20/1.30 pin(x) -> pout(f(y)) <= pin(x) = pout(g(y)) 3.20/1.30 3.20/1.30 Proof: 3.20/1.30 ConCon could not decide confluence of the system. 3.20/1.30 \cite{ALS94}, Theorem 4.1 does not apply. 3.20/1.30 ConCon could not decide if this system is quasi-decreasing. 3.20/1.30 \cite{O02}, p. 214, Proposition 7.2.50 does not apply. 3.20/1.30 3.43/1.30 EOF