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GAP 4.5.4

For an overview of changes in GAP 4.5.4 see CHANGES.md file.

Links to the latest archives (choose one)

For Unix or Mac OS X, use the .tar.gz, .tar.bz2 or .zip archive. For Windows, use the -win.zip archive which also contains Windows binaries for GAP and some packages.

gap4r5p4_2012_06_16-17_03  [.tar.gz (238MB)]  [.tar.bz2 (198MB)]  [.zip (256MB)]  [-win.zip (316MB)]

This archive replaces the previous archive gap4r5p4_2012_06_04-23_02. It provides updated versions of the following packages:
Citrus   0.99     15/06/2012    Computing with Semigroups of Transformations and Partial Permutations
ExamplesForHomalg   2012.05.31     31/05/2012    Examples for the GAP Package homalg
FR   1.2.6.5     05/06/2012    Computations with functionally recursive groups
gpd   1.15     09/06/2012    Groupoids, graphs of groups, and graphs of groupoids
HAP   1.10.6     12/06/2012    Homological Algebra Programming
homalg   2012.06.07     07/06/2012    A homological algebra meta-package for computable Abelian categories
HomalgToCAS   2012.06.08     08/06/2012    A window to the outer world
MatricesForHomalg   2012.06.08     08/06/2012    Matrices for the homalg project
Modules   2012.06.15     15/06/2012    A homalg based Package for the Abelian Category of Finitely Presented Modules over Computable Rings
RCWA   3.3.1     08/06/2012    Residue-Class-Wise Affine Groups
RingsForHomalg   2012.06.08     08/06/2012    Dictionaries of External Rings
XMod   2.19     09/06/2012    Crossed Modules and Cat1-Groups

History of previous archives

gap4r5p4_2012_06_04-23_02  [.tar.gz (240MB)]  [.tar.bz2 (199MB)]  [.zip (258MB)]  [-win.zip (317MB)]

This is the first public release of GAP 4.5.4, which replaces GAP 4.4.12. It contains the following packages:
ACE   5.1     22/01/2012    Advanced Coset Enumerator
AClib   1.2     29/05/2012    Almost Crystallographic Groups - A Library and Algorithms
Alnuth   3.0.0     26/10/2011    Algebraic number theory and an interface to PARI/GP
ANUPQ   3.0     24/01/2006    ANU p-Quotient
AtlasRep   1.5.0     12/07/2011    A GAP Interface to the Atlas of Group Representations
Automata   1.13     19/11/2011    A package on automata
AutomGrp   1.1.4.1     19/09/2008    Automata groups
AutPGrp   1.5     29/05/2012    Computing the Automorphism Group of a p-Group
Browse   1.8.1     23/05/2012    browsing applications and ncurses interface
Carat   2.1.4     29/05/2012    Interface to CARAT, a crystallographic groups package
Circle   1.4.1     31/05/2012    Adjoint groups of finite rings
Citrus   0.9     31/05/2012    Computing with Semigroups of Transformations and Partial Permutations
cohomolo   1.6     23/06/2008    Cohomology groups of finite groups on finite modules
Crime   1.4     01/06/2011    A GAP Package to Calculate Group Cohomology and Massey Products
CRISP   1.3.5     22/11/2011    Computing with Radicals, Injectors, Schunck classes and Projectors
Cryst   4.1.10     29/05/2012    Computing with crystallographic groups
CrystCat   1.1.6     29/05/2012    The crystallographic groups catalog
CTblLib   1.2.1     30/05/2012    The GAP Character Table Library
Cubefree   1.10     07/05/2012    Constructing the Groups of a Given Cubefree Order
cvec   2.2     28/05/2012    Compact vectors over finite fields
DESIGN   1.6     23/11/2011    The Design Package for GAP
EDIM   1.3.1     01/05/2012    Elementary Divisors of Integer Matrices
Example   3.4.2     02/06/2012    Example/Template of a GAP Package and Guidelines for Package Authors
ExamplesForHomalg   2011.12.15     15/12/2011    Examples for the GAP Package homalg
FactInt   1.5.3     16/06/2011    Advanced Methods for Factoring Integers
FGA   1.1.1     30/05/2012    Free Group Algorithms
FORMAT   1.3     05/26/2012    Computing with formations of finite solvable groups.
Forms   1.2.2     29/08/2011    Sesquilinear and Quadratic
FPLSA   1.1     17/11/2003    Finitely Presented Lie Algebras
FR   1.2.6.4     04/06/2012    Computations with functionally recursive groups
fwtree   1.0     23/04/2009    Computing trees related to some pro-p-groups of finite width
GAPDoc   1.5.1     23/02/2012    A Meta Package for GAP Documentation
Gauss   2012.04.23     23/04/2012    Gauss - Extended Gauss Functionality for GAP
GaussForHomalg   2011.08.10     10/08/2011    GaussForHomalg - Gauss Functionality for homalg
GBNP   1.0.1     12/05/2010    computing Gröbner bases of noncommutative polynomials
genss   1.5     31/05/2012    genss - generic Schreier-Sims
gpd   1.14     23/04/2012    Groupoids, graphs of groups, and graphs of groupoids
GradedModules   2012.05.18     18/05/2012    A homalg based package for the Abelian category of finitely presented graded modules over a computable graded ring
GradedRingForHomalg   2012.05.25     25/05/2012    Endow Commutative Rings with an Abelian Grading
GRAPE   4.6.1     17/05/2012    GRaph Algorithms using PErmutation groups
GrpConst   2.3     29/05/2012    Constructing the Groups of a Given Order
Guarana   0.94     27/04/2012    Applications of Lie methods for computations with infinite polycyclic groups
GUAVA   3.12     21/05/2012    a GAP package for computing with error-correcting codes
HAP   1.10.1     16/03/2012    Homological Algebra Programming
HAPcryst   0.1.10     19/04/2012    A HAP extension for crytallographic groups
HAPprime   0.6     09/06/2011    a HAP extension for small prime power groups
hecke   1.3     14/01/2011    Hecke - Specht 2.4 ported to GAP 4
homalg   2012.06.02     02/06/2012    A homological algebra meta-package for computable Abelian categories
HomalgToCAS   2012.05.24     24/05/2012    A window to the outer world
idrel   2.12     25/04/2012    Identities among relations
IO   4.2     28/05/2012    Bindings for low level C library IO
IO_ForHomalg   2012.05.24     24/05/2012    IO Capabilities for the homalg Project
IRREDSOL   1.2.1     22/11/2011    A Library of irreducible solvable linear groups over finite fields and of finite primivite soluble groups
ITC   1.4     06/01/2004    Interactive Todd-Coxeter
kan   1.05     23/04/2012    including double coset rewriting systems
kbmag   1.5     06/01/2009    Knuth-Bendix on Monoids and Automatic Groups
LAGUNA   3.6.1     31/05/2012    Lie AlGebras and UNits of group Algebras
liealgdb   2.1     28/03/2010    A database of Lie algebras
linboxing   0.5.2     19/05/2011    access to LinBox linear algebra functions from GAP
LocalizeRingForHomalg   2012.05.27     27/05/2012    A Package for Localization of Polynomial Rings
loops   2.1.3     18/02/2011    Computing with quasigroups and loops in GAP
MapClass   1.2     24/04/2012    A Package For Mapping Class Orbit Computation
MatricesForHomalg   2012.05.27     27/05/2012    Matrices for the homalg project
Modules   2012.05.29     29/05/2012    A homalg based Package for the Abelian Category of Finitely Presented Modules over Computable Rings
Nilmat   1.2     10/08/2007    Computing with nilpotent matrix groups
nq   2.4     12/01/2012    Nilpotent Quotients of Finitely Presented Groups
NumericalSgps   0.971     01/12/2011    A package for numerical semigroups
OpenMath   11.1.2     31/05/2012    OpenMath functionality in GAP
orb   4.5     30/05/2012    orb - Methods to enumerate Orbits
ParGAP   1.3.5     01/06/2012    Parallel GAP
Polenta   1.3.1     01/06/2012    Polycyclic presentations for matrix groups
Polycyclic   2.10.1     01/06/2012    Computation with polycyclic groups
polymaking   0.7.8     03/06/2010    Interfacing the geometry software polymake
qaos   main-1.0.28     20/01/2008    Interfacing the QaoS database from GAP
QuaGroup   1.6     13/02/2012    a package for doing computations with quantum groups
RadiRoot   2.6     04/11/2011    Roots of a Polynomial as Radicals
RCWA   3.2.0     07/05/2012    Residue-Class-Wise Affine Groups
RDS   1.6     16/02/2012    A package for searching relative difference sets
recog   1.2     28/05/2011    A collection of group recognition methods
recogbase   1.2     28/05/2012    A framework for group recognition
Repsn   3.0.2     25/08/2011    A GAP4 Package for constructing representations of finite groups
ResClasses   3.1.1     23/05/2012    Set-Theoretic Computations with Residue Classes
RingsForHomalg   2012.05.27     27/05/2012    Dictionaries of External Rings
SCO   2011.08.10     10/08/2011    SCO - Simplicial Cohomology of Orbifolds
SCSCP   2.1.2     31/05/2012    Symbolic Computation Software Composability Protocol in GAP
SgpViz   0.998     31/05/2008    A package for semigroup visualization
simpcomp   1.5.4     23/11/2011    A GAP toolbox for simplicial complexes
singular   12.04.28     28/04/2012    The GAP interface to Singular
Smallsemi   0.6.5     28/05/2012    A library of small semigroups
SONATA   2.5.1     23/11/2011    System of nearrings and their applications
Sophus   1.23     03/02/2006    Computing in nilpotent Lie algebras
SymbCompCC   1.2     19/11/2011    Computing with parametrised presentations for p-groups of fixed coclass
TomLib   1.2.2     30/09/2011    The GAP Library of Tables of Marks
toric   1.8     03/05/2012    toric varieties and some combinatorial geometry computations
unipot   1.2     16/11/2004    Computing with elements of unipotent subgroups of Chevalley groups
UnitLib   3.1.1     31/05/2012    Library of normalized unit groups of modular group algebras
Wedderga   4.4.3     31/05/2012    Wedderburn Decomposition of Group Algebras
XGAP   4.23     30/04/2012    a graphical user interface for GAP
XMod   2.18     23/04/2012    Crossed Modules and Cat1-Groups