src/HOL/Quot/PER0.thy
Fri, 10 Oct 1997 19:02:28 +0200 wenzelm fixed dots;
Fri, 25 Apr 1997 15:31:51 +0200 slotosch changed Domain->Dom for SML/NJ
Fri, 04 Apr 1997 16:01:14 +0200 slotosch (partial) equivalecne relations. classes er<per
less more (0) tip