oheimb [Tue, 21 Apr 1998 17:20:54 +0200] rev 4814
made modifications of the simpset() local
significantly simplified (and stabilized) proof of is_asig_of_rename
oheimb [Tue, 21 Apr 1998 17:20:28 +0200] rev 4813
layout improvement
paulson [Tue, 21 Apr 1998 10:49:15 +0200] rev 4812
expandshort; new gcd_induct with inbuilt case analysis
paulson [Tue, 21 Apr 1998 10:47:58 +0200] rev 4811
Renamed mod_XXX_cancel to mod_XXX_self
Included their div_ equivalents
paulson [Mon, 20 Apr 1998 10:38:30 +0200] rev 4810
New laws for mod
paulson [Mon, 20 Apr 1998 10:37:00 +0200] rev 4809
proving fib(gcd(m,n)) = gcd(fib m, fib n)
wenzelm [Sun, 19 Apr 1998 17:01:04 +0200] rev 4808
fixed comment;
paulson [Fri, 10 Apr 1998 13:42:22 +0200] rev 4807
Fixed bug in inductive sections to allow disjunctive premises;
added tracing flag trace_induct
paulson [Fri, 10 Apr 1998 13:41:04 +0200] rev 4806
bug fixes
paulson [Fri, 10 Apr 1998 13:40:29 +0200] rev 4805
can prove the empty relation to be WF