src/HOL/Algebra/Ideal.thy
2012-04-09 wenzelm 2012-04-09 tuned proofs;
2011-09-03 wenzelm 2011-09-03 misc tuning and simplification of proofs;
2011-08-09 haftmann 2011-08-09 tuned proofs
2011-03-13 wenzelm 2011-03-13 tuned headers;
2011-01-06 ballarin 2011-01-06 Abelian group facts obtained from group facts via interpretation (sublocale).
2010-03-21 wenzelm 2010-03-21 standard headers;
2010-03-21 wenzelm 2010-03-21 slightly more uniform definitions -- eliminated old-style meta-equality;
2010-03-21 wenzelm 2010-03-21 eliminated old constdefs;
2009-03-26 wenzelm 2009-03-26 interpretation/interpret: prefixes are mandatory by default;
2009-03-08 wenzelm 2009-03-08 proper local context for text with antiquotations;
2008-12-17 ballarin 2008-12-17 More porting to new locales.
2008-12-16 ballarin 2008-12-16 More porting to new locales.
2008-08-01 ballarin 2008-08-01 Generalised polynomial lemmas from cring to ring.
2008-07-31 ballarin 2008-07-31 Tuned (for the sake of a meaningless log entry).
2008-07-29 ballarin 2008-07-29 Unit_inv_l, Unit_inv_r made [simp].
2008-07-15 ballarin 2008-07-15 Removed uses of context element includes.
2008-03-05 wenzelm 2008-03-05 explicit referencing of background facts;
2007-06-21 wenzelm 2007-06-21 tuned proofs -- avoid implicit prems;
2007-06-21 wenzelm 2007-06-21 tuned proofs -- avoid implicit prems;
2007-06-14 wenzelm 2007-06-14 tuned proofs: avoid implicit prems;
2007-06-13 wenzelm 2007-06-13 tuned proofs: avoid implicit prems;
2006-08-03 ballarin 2006-08-03 Restructured algebra library, added ideals and quotient rings.