SSL PackageInfo.g
Sprache: unbekannt
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#############################################################################
##
## PackageInfo.g file for the package IdRel
## Anne Heyworth and Chris Wensley
##
SetPackageInfo( rec(
PackageName := "idrel",
Subtitle := "Identities among relations",
Version := "2.49",
Date := "02/10/2025", # dd/mm/yyyy format
License := "GPL-2.0-or-later",
Persons := [
rec(
LastName := "Heyworth",
FirstNames := "Anne",
IsAuthor := true,
IsMaintainer := false
),
rec(
LastName := "Wensley",
FirstNames := "Chris",
IsAuthor := true,
IsMaintainer := true,
Email := "cdwensley.maths@btinternet.com",
WWWHome := "https://github.com/cdwensley",
Place := "Llanfairfechan"
)
],
Status := "accepted",
CommunicatedBy := "Leonard Soicher (QMUL)",
AcceptDate := "05/2015",
SourceRepository := rec(
Type := "git",
URL := "https://github.com/gap-packages/idrel" ),
IssueTrackerURL := Concatenation( ~.SourceRepository.URL, "/issues" ),
PackageWWWHome := "https://gap-packages.github.io/idrel/",
README_URL := Concatenation( ~.PackageWWWHome, "README.md" ),
PackageInfoURL := Concatenation( ~.PackageWWWHome, "PackageInfo.g" ),
ArchiveURL := Concatenation( ~.SourceRepository.URL,
"/releases/download/v", ~.Version,
"/", ~.PackageName, "-", ~.Version ),
ArchiveFormats := ".tar.gz",
AbstractHTML :=
"<span class=\"pkgname\">IdRel</span> is a package for computing the identities among relations of a group presentation using rewriting, logged rewriting, monoid polynomials, module polynomials and Y-sequences.",
PackageDoc := rec(
BookName := "IdRel",
ArchiveURLSubset := ["doc"],
HTMLStart := "doc/chap0_mj.html",
PDFFile := "doc/manual.pdf",
SixFile := "doc/manual.six",
LongTitle := "Identities among Relations"
),
Dependencies := rec(
GAP := ">=4.11.1",
NeededOtherPackages := [ ],
SuggestedOtherPackages := [ ],
ExternalConditions := [ ]
),
AvailabilityTest := ReturnTrue,
TestFile := "tst/testall.g",
Keywords := ["logged rewriting","identities among relations",
"Y-sequences"],
BannerString := Concatenation(
"Loading IdRel ", String( ~.Version ), " (Identities among Relations)\n",
"by Anne Heyworth and ",
"Chris Wensley (https://github.com/cdwensley)\n",
"-----------------------------------------------------------------------\n" ),
AutoDoc := rec(
TitlePage := rec(
Copyright := Concatenation(
"© 1999-2025 Anne Heyworth and Chris Wensley<P/>\n",
"The &IdRel; package is free software; you can redistribute it ",
"and/or modify it under the terms of the GNU General ",
"Public License as published by the Free Software Foundation; ",
"either version 2 of the License, or (at your option) ",
"any later version.\n"
),
Abstract := Concatenation(
"&IdRel; is a &GAP; package originally implemented in 1999, ",
"using the &GAP; 3 language, ",
"when the first author was studying for a Ph.D. in Bangor.\n",
"<P/>\n",
"This package is designed to compute a minimal set of ",
"generators for the module of the identities among relators ",
"of a group presentation.\n",
"It does this using\n",
"<List>\n",
"<Item>\n",
"rewriting and logged rewriting: a self-contained ",
"implementation of the Knuth-Bendix process using the ",
"monoid presentation associated to the group presentation;\n",
"</Item>\n",
"<Item>\n",
"monoid polynomials: an implementation of the monoid ring;\n",
"</Item>\n",
"<Item>\n",
"module polynomials: an implementation of the right module ",
"over this monoid generated by the relators.\n",
"</Item>\n",
"<Item>\n",
"Y-sequences: used as a <E>rewriting</E> way of representing ",
"elements of a free crossed module (products of conjugates ",
"of group relators and inverse relators).\n",
"</Item>\n",
"</List>\n",
"<P/>\n",
"&idrel; became an accepted &GAP; package in May 2015.\n",
"<P/>\n",
"Bug reports, suggestions and comments are, of course, welcome.\n",
"Please contact the last author at ",
"<Email>cdwensley.maths@btinternet.com</Email> ",
"or submit an issue at the GitHub repository ",
"<URL>https://github.com/gap-packages/idrel/issues/</URL>.\n"
),
Acknowledgements := Concatenation(
"This documentation was prepared using the ",
"&GAPDoc; <Cite Key='GAPDoc'/> ",
"and &AutoDoc; <Cite Key='AutoDoc'/> packages.<P/>\n",
"The procedure used to produce new releases uses the package ",
"<Package>GitHubPagesForGAP</Package> ",
"<Cite Key='GitHubPagesForGAP' /> ",
"and the package <Package>ReleaseTools</Package>.<P/>"
),
)
),
));
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2026-03-28
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