# CHANGES log for the 'Utils' package
## Version 0.81 for GAP 4.12.1 (04/12/22)
* (17/11/22) removed (the dead) pcp option from PcGroupToMagmaFormat
so that the dependency on Polycyclic could be removed
* (21/10/22) added OptionRecordWithDefaults in 7.2 from Christopher Jefferson
* (04/10/22) declared PreImagesRepresentativeNC in init.g
## Version 0.77 for GAP 4.12.0 (25/09/22)
* (25/09/22) added Download operation by Thomas Breuer - new Chapter 8
## Version 0.76 for GAP 4.12.0 (06/08/22)
* (06/08/22) added LeftCoset operations
## Version 0.74 for GAP 4.11.1 (09/07/22)
* (07/07/22) Max Horn replaced BIND_GLOBAL with BindGlobal (transfer process)
* (05/07/22) CentralProduct added by Thomas Breuer
## Version 0.72 for GAP 4.10.1 (16/11/21)
* (06/04/21) Switch CI to use GitHub Actions: PR#37
## Version 0.69 for GAP 4.10.2 (29/11/19)
* (22/11/19) added DirectProductOfAutomorphismGroups
* (19/11/19) added DirectProductOfFunctions
## Version 0.67 for GAP 4.10.2 (04/09/19)
* (04/09/19) accepted PR34 - changed example in 6.2.1
* (25/08/19) fixed typos with UnorderedPairsIterator in manual
## Version 0.65 for GAP 4.10.2 (11/07/19)
* (11/07/19) groups.tst fails in gapdev - temporary(?) fix
## Version 0.64 for GAP 4.10.1 (17/06/19)
* (14/06/19) added Iterators chapter: AllSubgroupsIterator
CartesianIterator, UnorderedPairsIterator
## Version 0.63 for GAP 4.10.1 (29/05/19)
* (28/05/19) added IdempotentEndomorphisms, IdempotentEndomorphismsData
* (17/05/19) + AllIsomorphismsIterator, AllIsomorphismsNumber, AllIsomorphisms
* (16/02/19) added License field in PackageInfo.g
## Version 0.61 for GAP 4.10.0 (28/11/18)
* (28/11/18) made ExponentOfPrime obsolete
* (27/11/18) made several AutoDoc functions obsolete (they remain in AutoDoc):
FindMatchingFiles; CreateDirIfMissing; StringDotSuffix; SetIfMissing
## Version 0.59 for GAP 4.9.3 (04/10/18)
* (04/10/18) made PrintApplicableMethod obsolete
## Version 0.58 for GAP 4.9.3 (12/09/18)
* (08/09/18) marked PrintOneItemPerLine as obsolete: use Perform(L,Display);
* (07/09/18) marked ExponentOfPrime as obsolete: use PValuation
* (05/09/18) transferred code in combinat.g{d,i} to end of lists.g{d,i}
* (04/09/18) removed all "if OKtoReadFomUtils( "RCWA" / "ResClasses" )"
## Version 0.57 for GAP 4.9.1 (02/06/18)
* (02/06/18) new PrintSelection example due to diff with all packages loaded
removed XMod from list of packages to be loaded
* (27/03/18) revised file tst/testing.g
## Version 0.54 for GAP 4.9.0 (12/02/18)
* (22/01/18) PrintOneItemPerLine plus alternative method for iterators; added
function PrintSelection(L,first,step,last) for lists/iterators
* (06/01/18) rebuilt the manual using the AutoDoc package
* (22/12/17) removed examples/ folder
## Version 0.49 for GAP 4.8.8 (05/12/17)
* (05/12/17) removed QPA functions PositionsNonzero and NullList
* (21/11/17) changed record.tst so that 4r8 and dev give the same result
## Version 0.48 for GAP 4.8.8 (14/09/17)
* (14/09/17) fixes to the gh-pages folder so that README.md is displayed
* (12/09/17) corrected web addresses for Stefan and Frank
* (04/07/17) README and CHANGES converted to README.md and CHANGES.md
## Version 0.46 for GAP 4.8.6 (08/02/17)
* (08/02/17) added Polycyclic as a needed package
* (07/02/17) added code for converting matrix groups to Magma strings
* (03/02/17) added code for converting perm- and pc-groups to Magma strings
* (02/02/17) copied `gaplog.css` to `utils/doc/` from RCWA archive
## Version 0.44 for GAP 4.8.6 (17/01/17)
* (08/12/16) added PositionsNonzero and NullList from QPA
* (05/12/16) added `tst/loadall.g` and adjusted `tst/testall.g`, `tst/*.tst`
* (14/11/16) issue #2 reopened by Max: EpimorphismByGeneratorsNC removed
## Version 0.43 for GAP 4.8.5 (20/10/16)
* (18/10/16) now using bibliography file `bib.xml` of type `bibxmlext.dtd`
## Version 0.41 for GAP 4.8.3 (25/05/16)
* (25/05/16) fixed issue #8 : `git rm doc/appendix.xml`
* (17/03/16) added function PrintApplicableMethod
## Version 0.40 for GAP 4.8.3 (17/03/16)
* (17/03/16) moved transfer procedure to a new chapter in the manual
* (15/03/16) added fix to QuotientList requested by Stefan
added many manual examples supplied by Stefan
## Version 0.39 for GAP 4.8.2 (04/03/16)
* (04/03/16) corrected repeated "//" in `PackageInfo.g`
* (03/03/16) updated transfers from RCWA and ResClasses (Stefan's input)
* (26/02/16) updated README to show the release URL
* (25/02/16) New release to GitHub using ReleaseTools (GitHubPagesForGAP)
`makedocrel.g` renamed `makedoc.g`
* (17/02/16) Removed date/version information from file headers.
* (16/02/16) Moved PackageWWWHome to GitHub;
added OKtoReadFromUtilsSpec to deal with fns taken out early
* (12/02/16) Added warning to manual about the need to load packages.
* (11/02/16) BindInRecordIfMissing -> SetIfMissing (from AutoDoc)
moved a number of functions to `pending.g{d,i}`
* (10/02/16) adjustments due to new RCWA 4.0.0 and ResClasses 4.1.1
## Version 0.22 for GAP 4.8.1 (04/02/16)
* (04/02/16) repository moved to gap-packages
## Version 0.21 for GAP 4.8.1 (03/02/16)
* (03/02/16) added several more functions from RCWA
* (29/01/16) switching to a protocol based on Frank's suggestion:
if TestPackageAvailability("Bla", ">=x.(y+1)") = fail then ...
## Version 0.17 for GAP 4.8.1 (12/01/16)
* (12/01/16) more edits to `oper.g` and `global.g` suggested by Chris J.
## Version 0.15 for GAP 4.8.0 (18/12/15)
* (17/12/15) added more documentation to `global.g` and `oper.g`
## Version 0.14 for GAP 4.8.0 (16/12/15)
* (16/12/15) changed global lists in oper.g to GLOBAL_REDECLARATION_LIST,
GLOBAL_REDECLARATION_COUNT and GLOBAL_REINSTALLATION_LIST;
added functions (in `oper.g`) AllowGlobalRedeclaration and
AllowGlobalReinstallation; added GLOBAL_REBINDING_LIST and
AllowGlobalRebinding (in `global.g`) to cope with BIND_GLOBAL.
## Version 0.13 for GAP 4.8.0 (15/12/15)
* (15/12/15) added some functions from AutoDoc; packed up version 0.13
* (14/12/15) library file `oper.g` edited to prevent repeat declarations etc.
* (14/12/15) `names.g{d,i}` now `first.g{d,i}` with `last.gd` added,
containing UTILS_FUNCTION_NAMES and UTILS_FUNCTION_OPERS
## Version 0.11 for GAP 4.8.0 (30/11/15)
* (30/11/15) added tests and documentation for ResClasses functions
* (25/11/15) added `names.g{d,i}`, `tests.g{d,i}`
* (25/11/15) added `sebastian.gi` to `lib/`
* (24/11/15) added `rwca.g{d,i}` and `resclasses.g{d,i}` to `lib/`
* (24/11/15) added `combinat.g{d,i}` to `lib/`
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