Thu, 17 May 2007 18:32:17 +0200 added classes ring_no_zero_divisors and dom (non-commutative version of idom);
huffman [Thu, 17 May 2007 18:32:17 +0200] rev 22990
added classes ring_no_zero_divisors and dom (non-commutative version of idom); generalized several cancellation lemmas to use the new classes
Thu, 17 May 2007 13:37:24 +0200 Added three items to the signature
paulson [Thu, 17 May 2007 13:37:24 +0200] rev 22989
Added three items to the signature
Thu, 17 May 2007 08:53:57 +0200 generalize some lemmas from field to division_ring
huffman [Thu, 17 May 2007 08:53:57 +0200] rev 22988
generalize some lemmas from field to division_ring
Thu, 17 May 2007 08:42:51 +0200 instance division_ring < no_zero_divisors; clean up field instance proofs
huffman [Thu, 17 May 2007 08:42:51 +0200] rev 22987
instance division_ring < no_zero_divisors; clean up field instance proofs
Thu, 17 May 2007 08:41:23 +0200 remove redundant instance declaration
huffman [Thu, 17 May 2007 08:41:23 +0200] rev 22986
remove redundant instance declaration
Thu, 17 May 2007 00:45:27 +0200 cleaned up proof of Maclaurin_sin_bound
huffman [Thu, 17 May 2007 00:45:27 +0200] rev 22985
cleaned up proof of Maclaurin_sin_bound
Wed, 16 May 2007 23:07:08 +0200 section labels
huffman [Wed, 16 May 2007 23:07:08 +0200] rev 22984
section labels
Wed, 16 May 2007 23:03:45 +0200 minimize imports
huffman [Wed, 16 May 2007 23:03:45 +0200] rev 22983
minimize imports
Wed, 16 May 2007 09:45:22 +0200 dropped |R
chaieb [Wed, 16 May 2007 09:45:22 +0200] rev 22982
dropped |R
Tue, 15 May 2007 18:28:02 +0200 A verified theory for rational numbers representation and simple calculations;
chaieb [Tue, 15 May 2007 18:28:02 +0200] rev 22981
A verified theory for rational numbers representation and simple calculations; verified with respect to the real numbers;
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