| Wed, 08 Jul 2015 20:19:12 +0200 |
haftmann |
tuned facts
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| Wed, 08 Jul 2015 14:01:41 +0200 |
haftmann |
avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
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| Wed, 08 Jul 2015 14:01:40 +0200 |
haftmann |
eliminated some duplication
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| Wed, 08 Jul 2015 14:01:39 +0200 |
haftmann |
more algebraic properties for gcd/lcm
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| Wed, 08 Jul 2015 14:01:34 +0200 |
haftmann |
moved normalization and unit_factor into Main HOL corpus
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| Thu, 02 Jul 2015 10:06:47 +0200 |
haftmann |
separate (semi)ring with normalization
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| Sat, 27 Jun 2015 20:26:33 +0200 |
haftmann |
simplified termination criterion for euclidean algorithm (again)
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| Sat, 27 Jun 2015 20:20:36 +0200 |
haftmann |
tuned proof
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| Sat, 27 Jun 2015 20:20:34 +0200 |
haftmann |
rings follow immediately their corresponding semirings
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| Thu, 25 Jun 2015 23:51:54 +0200 |
wenzelm |
merged
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| Thu, 25 Jun 2015 23:33:47 +0200 |
wenzelm |
tuned proofs;
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| Thu, 25 Jun 2015 15:01:43 +0200 |
haftmann |
streamlined definitions and primitive lemma of euclidean algorithm, including code generation
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| Thu, 25 Jun 2015 15:01:42 +0200 |
haftmann |
euclidean algorithm on polynomials
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| Thu, 25 Jun 2015 15:01:41 +0200 |
haftmann |
generalized to definition from literature, which covers also polynomials
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| Fri, 19 Jun 2015 21:41:33 +0200 |
wenzelm |
isabelle update_cartouches;
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| Fri, 19 Jun 2015 07:53:35 +0200 |
haftmann |
separate class for notions specific for integral (semi)domains, in contrast to fields where these are trivial
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| Fri, 19 Jun 2015 07:53:33 +0200 |
haftmann |
generalized some theorems about integral domains and moved to HOL theories
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| Fri, 12 Jun 2015 21:53:07 +0200 |
haftmann |
proper subclass instances for existing gcd (semi)rings
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| Fri, 12 Jun 2015 21:53:05 +0200 |
haftmann |
slight preference for American English
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| Fri, 12 Jun 2015 21:52:49 +0200 |
haftmann |
generalized euclidean ring prerequisites
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| Fri, 12 Jun 2015 21:52:48 +0200 |
haftmann |
simplified relationship between associated and is_unit
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| Fri, 12 Jun 2015 08:53:23 +0200 |
haftmann |
tuned lemmas and proofs
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| Fri, 12 Jun 2015 08:53:23 +0200 |
haftmann |
given up trivial definition
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| Fri, 12 Jun 2015 08:53:23 +0200 |
haftmann |
dropped warnings by dropping ineffective code declarations
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| Fri, 12 Jun 2015 08:53:23 +0200 |
haftmann |
standardized algebraic conventions: prefer a, b, c over x, y, z
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| Wed, 26 Nov 2014 15:59:46 +0100 |
haftmann |
prefer abbrev for is_unit
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| Mon, 17 Nov 2014 14:55:34 +0100 |
haftmann |
generalized lemmas and tuned proofs
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| Mon, 17 Nov 2014 14:55:33 +0100 |
haftmann |
generalized lemmas (particularly concerning dvd) as far as appropriate
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| Sun, 09 Nov 2014 10:03:17 +0100 |
haftmann |
self-contained simp rules for dvd on numerals
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| Sun, 02 Nov 2014 18:21:45 +0100 |
wenzelm |
modernized header uniformly as section;
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| Fri, 22 Aug 2014 08:43:14 +0200 |
haftmann |
generic euclidean algorithm (due to Manuel Eberl)
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