src/HOL/Ring_and_Field.thy
Sun, 15 Feb 2009 22:58:02 +0100 nipkow dvd and setprod lemmas
Sat, 14 Feb 2009 19:01:31 -0800 huffman generalize lemma fps_square_eq_iff, move to Ring_and_Field
Fri, 13 Feb 2009 14:12:00 -0800 huffman add class cancel_comm_monoid_add
Sun, 08 Feb 2009 11:59:26 +0100 nipkow added noatps
Sat, 31 Jan 2009 09:04:16 +0100 nipkow added some simp rules
Wed, 28 Jan 2009 16:57:12 +0100 nipkow merged - resolving conflics
Wed, 28 Jan 2009 16:29:16 +0100 nipkow Replaced group_ and ring_simps by algebra_simps;
Wed, 28 Jan 2009 11:02:12 +0100 haftmann added lemma abs_sng
Mon, 12 Jan 2009 23:36:30 -0800 huffman change dvd_minus_iff, minus_dvd_iff from [iff] to [simp] (due to problems with Library/Primes.thy)
Mon, 12 Jan 2009 12:10:41 -0800 huffman declare dvd_minus_iff and minus_dvd_iff [iff]
Thu, 08 Jan 2009 10:43:09 -0800 huffman add lemma dvd_diff to class comm_ring_1
Thu, 08 Jan 2009 10:26:50 -0800 huffman add lemmas dvd_minus_iff and minus_dvd_iff in class comm_ring_1
Thu, 08 Jan 2009 10:07:39 -0800 huffman move lemmas mult_minus{left,right} inside class ring
Thu, 08 Jan 2009 09:58:36 -0800 huffman clean up division_ring proofs
Mon, 17 Nov 2008 17:00:55 +0100 haftmann tuned unfold_locales invocation
Fri, 10 Oct 2008 06:45:48 +0200 haftmann tuned default rules of (dvd)
Fri, 05 Sep 2008 00:19:50 +0200 huffman instances comm_semiring_0_cancel < comm_semiring_0, comm_ring < comm_semiring_0_cancel
Fri, 18 Jul 2008 18:25:53 +0200 haftmann moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
Thu, 10 Jul 2008 07:15:19 +0200 huffman by intro_locales -> ..
Sat, 15 Mar 2008 08:11:15 +0100 haftmann continued localization
Fri, 07 Mar 2008 13:53:03 +0100 haftmann clarified proposition
Mon, 03 Mar 2008 15:37:14 +0100 haftmann continued localization
Tue, 15 Jan 2008 16:19:20 +0100 haftmann further localization
Wed, 02 Jan 2008 15:14:02 +0100 haftmann splitted class uminus from class minus
Thu, 06 Dec 2007 19:58:21 +0100 nipkow R&F: added sgn lemma
Fri, 30 Nov 2007 20:13:06 +0100 haftmann using intro_locales instead of unfold_locales if appropriate
Wed, 21 Nov 2007 13:42:31 +0100 haftmann dropped diagnostic commands
Tue, 06 Nov 2007 08:47:30 +0100 haftmann removed subclass edge ordered_ring < lordered_ring
Fri, 02 Nov 2007 18:52:58 +0100 haftmann proper reinitialisation after subclass
Tue, 30 Oct 2007 12:14:24 +0100 haftmann fixed document preparation
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