blanchet [Fri, 26 Nov 2010 22:22:07 +0100] rev 40723
put facts found by SMT solver in alphabetical order and omit chained facts, as was done already for ATP proofs
wenzelm [Fri, 26 Nov 2010 22:29:41 +0100] rev 40722
make two copies (!) of Library.UnequalLengths coincide with ListPair.UnequalLengths;
wenzelm [Fri, 26 Nov 2010 22:04:33 +0100] rev 40721
just one version of fold_rev2;
wenzelm [Fri, 26 Nov 2010 21:31:46 +0100] rev 40720
explicit use of unprefix;
wenzelm [Fri, 26 Nov 2010 21:09:36 +0100] rev 40719
keep private things private, without comments;
wenzelm [Fri, 26 Nov 2010 20:52:21 +0100] rev 40718
eliminated some clones of eq_list;
nipkow [Fri, 26 Nov 2010 18:07:00 +0100] rev 40717
merged
nipkow [Fri, 26 Nov 2010 18:06:48 +0100] rev 40716
new lemma
wenzelm [Fri, 26 Nov 2010 17:54:15 +0100] rev 40715
lemma trans_sym allows single-step "normalization" in Isar, e.g. via moreover/ultimately;
wenzelm [Fri, 26 Nov 2010 16:28:34 +0100] rev 40714
prefer non-classical eliminations in Pure reasoning, notably "rule" steps;