isabelle: Changelog

urbanc [Wed, 05 Sep 2007 15:46:32 +0200] rev 24527

modified proofs so that they are not using claset()

nipkow [Tue, 04 Sep 2007 15:30:31 +0200] rev 24526

tuned lemma; replaced !! by arbitrary

ballarin [Tue, 04 Sep 2007 14:32:29 +0200] rev 24525

Improved comment.

krauss [Mon, 03 Sep 2007 16:50:53 +0200] rev 24524

Documented function package in IsarRef-manual.

nipkow [Mon, 03 Sep 2007 10:00:24 +0200] rev 24523

added variations on infinite descent

haftmann [Mon, 03 Sep 2007 08:07:39 +0200] rev 24522

fixed Rat.inv

haftmann [Mon, 03 Sep 2007 08:01:35 +0200] rev 24521

fixed Rat.inv

huffman [Sun, 02 Sep 2007 23:36:21 +0200] rev 24520

fix sgn_div_norm class

urbanc [Sun, 02 Sep 2007 12:34:20 +0200] rev 24519

made theorem-references safe

wenzelm [Sat, 01 Sep 2007 18:17:44 +0200] rev 24518

removed unused join_mode; standard_typ_check: proper prepare_patternT, which rejects schematic type vars in non-patterns;

isabelle