isabelle: Changelog

nipkow [Sat, 08 May 2010 19:29:12 +0200] rev 36755

added lemmas

haftmann [Sat, 08 May 2010 17:15:50 +0200] rev 36754

merged

haftmann [Fri, 07 May 2010 16:12:26 +0200] rev 36753

renamed Normalizer to the more specific Semiring_Normalizer

haftmann [Fri, 07 May 2010 16:12:25 +0200] rev 36752

delete Groebner_Basis directory -- only one file left

haftmann [Fri, 07 May 2010 15:05:52 +0200] rev 36751

split of semiring normalization from Groebner theory; moved field_comp_conv to Numeral_Simproces

haftmann [Fri, 07 May 2010 10:00:24 +0200] rev 36750

merged

haftmann [Fri, 07 May 2010 09:51:55 +0200] rev 36749

moved lemma zdvd_period to theory Int

wenzelm [Sat, 08 May 2010 20:12:49 +0200] rev 36748

tuned;

wenzelm [Sat, 08 May 2010 19:53:11 +0200] rev 36747

discontinued Pretty.setdepth, which appears to be largely unused, but can disrupt important markup if enabled accidentally;

wenzelm [Sat, 08 May 2010 19:18:28 +0200] rev 36746

tuned error message: regular Pretty.string_of instead of raw Pretty.output;

isabelle