# CHANGES to the IdRel package
## 2.48 -> 2.49 for GAP 4.15.0 (02/10/25)
* (01/10/25) fixed long-standing error in RootIdentities
which finally enables Merve Simsek's example to complete.
* (13/08/25) replaced DeclareGlobalFunction etc.
## 2.47 -> 2.48 for GAP 4.13.1 (27/08/24)
* (27/08/24) small fix in MonoidPresentationFpGroup method
## 2.46 -> 2.47 for GAP 4.13.1 (02/06/24)
* (02/06/24) small fix in rws.tst - order of elq8 changed in gapdev
## 2.45 -> 2.46 for GAP 4.12.2 (23/01/24)
* (23/01/24) minor changes; correct email address
## 2.44 -> 2.45 for GAP 4.12.2 (09/02/23)
* (23/12/22) changed email address and other personal details
## 2.43 -> 2.44 for GAP 4.11.1 (04/06/22)
* (04/06/22) extensive revision of idrels.* adding a large number
of operations for log sequences and identities
* (23/11/21) renamed the test files; revised Chapter 2
* (02/11/21) introduced PrintUsingLabels and other Print commands
## 2.42 -> 2.43 for GAP 4.10.1 (08/04/21)
* (08/04/21) Switch CI to use GitHub Actions
* (16/02/19) added License field in PackageInfo.g
## 2.41 -> 2.42 (13/09/2018)
* (13/09/18) Replaced PrintOneItemPerLine(L) with Perform(L,Display)
## 2.38 -> 2.41 (19/03/2018)
* (18/03/18) large number of functions edited and renamed and tests altered:
IdentitiesAmongRelators now returns group relator sequences
and the module polynomials are available as IdentityYSequences
* (21/02/18) required package Utils - not XMod
separated out new operation InitialLoggedRules
* (20/02/18) removed IdentitiesAmongRelatorsOld
* (13/02/18) added scripts/* for Travis tests
* (12/01/18) now using AutoDoc to build the manual
## 2.34 -> 2.38 (15/12/2017)
* (15/12/17) removed examples/*.g from git but saved some in new /expt
* (08/08/17) testall.g copied to testing.g; testall now calls TestDirectory
* (11/07/17) split off method for PartialElementsOfMonoidPresentation
* (03/07/17) README and CHANGES now in MarkDown format, so .md files
* (14/06/17) added methods for String, ViewString, PrintString
* (22/02/17) added PartialElementsOfMonoidPresentation
added YSequencesFromRelatorSequences
* (17/02/17) renamed OrderingYSequences -> YSequenceLessThan
renamed ReducedYSequence -> YSequenceReduce
new operation YSequenceConjugateAndReduce
new operation RelatorSequenceReduce
* (10/02/17) moved manual section 2.1 to 1.1 in the introduction
* (09/02/17) extensive additions to chapters 2 and 3 of the manual
* (21/12/16) added MonoidGeneratorsFpGroup
* (15/11/16) added ArrangementOfMonoidGenerators to allow various orders
## 2.32 -> 2.34 (20/10/2016)
* (18/10/16) now using bibliography file `bib.xml` of type `bibxmlext.dtd`
* (10/10/16) changed package releases to <
https://gap-packages.github.io/idrel>
* (18/02/16) removed date/version info from file headers
* (12/01/16) changes to the ENTITYs in `PackageInfo.g`
* (28/10/15) added MathJax to `makedocrel.g`
* (02/09/15) major edits to `README`, including GitHub issues link
## 2.31 -> 2.32 (24/08/2015)
* (24/08/15) packed up version 2.32 prior to move from Bitbucket to GitHub
* (24/08/15) added PrintObj method for monoid presentations
## 2.21 -> 2.31 (01/06/2015)
* (01/06/15) `PackageInfo.g` : IdRel is now an accepted package
* (01/06/15) converted the bibliography to BibXMLext format
and added an URL to Anne's thesis (`heyworth.ps.gz`)
## 2.14 -> 2.21 (10/12/2014)
* (10/12/14) changed package home to <pages.bangor.ac.uk/~mas023/chda/idrel/>
* (10/12/14) started a bitbucket repository for idrel
## 2.12 -> 2.14 (11/01/2013)
* (11/01/13) changed output in tests due to changes for GAP 4.6
## 2.11 -> 2.12 (25/04/2012)
* (23/04/12) replaced ReadTest by Test in `tst/testall.g`
* (28/01/12) corrected typo in manual reported by David Callan
now using package directory in the format `../idrel-2.12/`
and archive files in the format `idrel-2.12.tar`
## 2.08 -> 2.11 (21/09/2011)
* (20/09/11) new version of `makedocrel.g` for building the manual
* (17/09/11) Shortened the banner.
* (16/08/11) Renamed subdirectory `idrel/gap` as `idrel/lib`
## 2.07 -> 2.08 (06/09/2011)
* (16/08/11) Changed directory for archive to `.../chda/gap4r5/idrel/`
## 2.06 -> 2.07 (04/06/2011)
* (04/06/11) Changed Generators to GeneratorsOfModulePoly
## 2.05 -> 2.06 (08/05/2011)
* (08/05/11) Preparing version to be released with GAP4.5.
* (18/04/10) Moved IdRel development to IMac at home, and started v.2.06.
## 2.04 -> 2.05 (21/11/2008)
* (19/11/08) GapDoc relegated to "suggested other packages".
## 2.03 -> 2.04 (14/11/2008)
* added GNU General Public License declaration
* added a test file, `tst/idrel_manual.tst`,
* fixed a bug in RootIdentities,
* several changes to the manual, which now agrees with the test file.
## 2.02 -> 2.03 (09/10/2007)
* started this CHANGES file
* new email address for Anne
# History up to version 2.02
* (07/05/97)? package started: ?
* (12/12/00)? version 1.001 published in Anne Heyworth's thesis
* (06/10/05) version 2.01 prepared for GAP 4.4
* (29/03/06) version 2.02 uses GAPDoc format for documentation
* (02/06/06) fixed minor typo in `PackageInfo.g` but still version 2.02
