Sat, 24 May 2014 12:39:12 +0100 simplified RAG_acyclic proof
Christian Urban <christian dot urban at kcl dot ac dot uk> [Sat, 24 May 2014 12:39:12 +0100] rev 37
simplified RAG_acyclic proof
(0) -30 -10 -1 +1 +10 +30 +100 tip