src/HOL/Rings.thy
Thu, 18 Mar 2010 12:58:52 +0100 blanchet now use "Named_Thms" for "noatp", and renamed "noatp" to "no_atp"
Sat, 06 Mar 2010 18:24:30 -0800 huffman generalize some lemmas from class linordered_ring_strict to linordered_ring
Mon, 22 Feb 2010 15:53:18 +0100 haftmann tuned text
Thu, 18 Feb 2010 14:21:44 -0800 huffman get rid of many duplicate simp rule warnings
Wed, 10 Feb 2010 15:52:12 +0100 haftmann dropped last occurence of the linlinordered accident
Wed, 10 Feb 2010 14:12:04 +0100 haftmann moved less_eq, less to Orderings.thy; moved abs, sgn to Groups.thy
Wed, 10 Feb 2010 08:49:26 +0100 haftmann division ring assumes divide_inverse
Mon, 08 Feb 2010 17:12:38 +0100 haftmann renamed OrderedGroup to Groups; split theory Ring_and_Field into Rings Fields
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