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.git* export-ignore | ||
.mailmap export-ignore |
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Enrico Tassi <Enrico.Tassi@inria.fr> <enrico.tassi@inria.fr> | ||
Enrico Tassi <Enrico.Tassi@inria.fr> <gares@fettunta.org> | ||
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Assia Mahboubi <Assia.Mahboubi@inria.fr> <assia.mahboubi@inria.fr> | ||
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Cyril Cohen <Cyril.Cohen@inria.fr> <barbichu@crans.org> | ||
Cyril Cohen <Cyril.Cohen@inria.fr> <cohen@crans.org> |
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# Ssreflect/MathComp 1.6 released | ||
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We are proud to announce the immediate availability of the | ||
Ssreflect proof language and the Mathematical Components library | ||
version 1.6 for Coq 8.4pl6 and 8.5beta3. | ||
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This release adds no new theory files. The proof language | ||
received minor fixes while the libraries received minor additions. | ||
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A detailed ChageLog is available at: | ||
https://github.com/math-comp/math-comp/blob/master/etc/ChangeLog | ||
Such document contains the list of new theorems as well as the list | ||
of theorems that were renamed or replaced by more general variants. | ||
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The development is now taking place in the public and is mirrored | ||
on github. Another announcement specific to this will follow shortly. | ||
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The main user visible change is that the library was split into the following components: | ||
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1. ssreflect: Ssreflect proof language, lists, boolean predicates, natural | ||
numbers, types with a decidable equality, finite types, finite sets, finite | ||
functions, finite graphs, basic arithmetics and prime numbers, big operators | ||
2. fingroup: finite groups, group quotients, group morphisms, group | ||
presentation, group action | ||
3. algebra: discrete algebraic structures as ring, fields, ordered fields, | ||
real fields, modules, algebras, vector spaces and integers, rational | ||
numbers, polynomials, matrices, vector spaces | ||
4. solvable: more definitions and theorems about finite groups | ||
5. field: field extensions, Galois theory, algebraic numbers, cyclotomic | ||
polynomials | ||
6. character: group representations, characters and class functions | ||
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A user not needing the entire library can build only the components she is | ||
interested in. Each component comes with a file one can Require and Import to | ||
load, at once, the entire component. | ||
For example "Require Import all_ssreflect." loads all the theory files in the | ||
ssreflect component. | ||
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The main incompatibility concerning users is the change of logical/physical | ||
path implied by the reorganization of the library. In particular "Require | ||
Ssreflect.ssreflect" does not work anymore. We propose a schema that is | ||
compatible with both Coq 8.4 and Coq 8.5, namely: | ||
Require Import mathcomp.ssreflect.ssreflect. | ||
From mathcomp Require Import ssrfun ssrbool ... | ||
The first line loads the ssreflect plugin using its full path. | ||
Then all other files are loaded from the mathcomp name space. | ||
The component part (like ssreflect or algebra) is omitted. All theory files in | ||
the library follow this schema. | ||
Note that the From directive has effect only in Coq 8.5. Coq 8.4 ignores it | ||
and searches for files in all known paths. Beware of name collisions. | ||
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The tarball can be download at the following URL: | ||
http://ssr.msr-inria.inria.fr/FTP/mathcomp-1.6.tar.gz | ||
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The html documentation of the theory files can be browsed at: | ||
http://ssr.msr-inria.inria.fr/doc/mathcomp-1.6/ | ||
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-- The Mathematical Components team | ||
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