isabelle: Changelog

haftmann [Tue, 05 Jun 2007 19:19:30 +0200] rev 23261

tuned integers

wenzelm [Tue, 05 Jun 2007 18:36:10 +0200] rev 23260

tuned;

wenzelm [Tue, 05 Jun 2007 18:36:09 +0200] rev 23259

fixed type int vs. integer;

wenzelm [Tue, 05 Jun 2007 18:36:07 +0200] rev 23258

renamed locale ring/semiring to gb_ring/gb_semiring to avoid clash with Ring_and_Field versions;

huffman [Tue, 05 Jun 2007 17:16:41 +0200] rev 23257

add new lemmas

chaieb [Tue, 05 Jun 2007 16:32:16 +0200] rev 23256

Polynomials now only depend on Deriv; Definition of degree changed

chaieb [Tue, 05 Jun 2007 16:31:10 +0200] rev 23255

lemma lemma_DERIV_subst moved to Deriv.thy

wenzelm [Tue, 05 Jun 2007 16:26:07 +0200] rev 23254

tuned proofs;

wenzelm [Tue, 05 Jun 2007 16:26:06 +0200] rev 23253

tuned comments;

wenzelm [Tue, 05 Jun 2007 16:26:04 +0200] rev 23252

Semiring normalization and Groebner Bases.

isabelle