1.9.0

What's Changed

• Update my web-address by @markuspf in #674
• Fix off by one error by @james-d-mitchell in #677
• Resolve issue #676 by @james-d-mitchell in #678
• Add hash function for digraphs by @reiniscirpons in #675
• kernel: use GAP's GVAR_FUNC macro by @fingolfin in #682
• Add DigraphAllChordlessCycles by @MeikeWeiss in #679
• Add DomainForAction mock for actions on digraphs by @reiniscirpons in #686
• doc: start using autodoc by @james-d-mitchell in #684
• Make Orb use digraph hashes by @reiniscirpons in #687
• Fix startup bug by @james-d-mitchell in #688
• Add comment to remove rank by @reiniscirpons in #692
• Lint for new version of gaplint by @james-d-mitchell in #691
• Add SubdigraphsMonomorphisms by @james-d-mitchell in #690
• Added method AllUndirectedSimpleCircuits by @MeikeWeiss in #689
• Update for recent gaplint by @james-d-mitchell in #693
• Add a test for issue #676 by @wilfwilson in #695
• Fix edge placement in HanoiGraph by @Joseph-Edwards in #699
• Fix planarity by @Joseph-Edwards in #696
• Clarify homomorphisms finder with specified image by @james-d-mitchell in #700

New Contributors

• @MeikeWeiss made their first contribution in #679

Full Changelog: v1.8.0...v1.9.0

1.8.0

This release contains several improvements and bug fixes:

• Update Joe's info by @Joseph-Edwards in #621
• Fix Issue #617: DigraphRemoveEdge now removes appropriate edge label by @mtorpey in #619
• Implement IsOrderIdeal by @DanielPointon in #609
• DigraphCycleBasis by @Jun2M in #610
• Fix compiler warnings by @james-d-mitchell in #633
• Add IsModularLatticeDigraph by @james-d-mitchell in #629
• Abort if malloc fails by @DanielPointon in #627
• Add DigraphContractEdge by @saffronmciver in #618
• cliques: some perf improvements by @james-d-mitchell in #635
• Add custom CSS to documentation by @mtorpey in #640
• Fix compile warnings by @Joseph-Edwards in #648
• Edge-weights #3: minimum spanning trees by @mtorpey in #650
• weights.gi: correct whitespace by @mtorpey in #652
• Refactor Floyd–Warshall C implementation by @mtorpey in #657
• Added requested clique and independent attributes - #634 by @mpan322 in #655
• Doc fixes by @james-d-mitchell in #658
• Reduce Memory Usage by @DanielPointon in #626

New Contributors

• @DanielPointon made their first contribution in #609
• @Jun2M made their first contribution in #610
• @saffronmciver made their first contribution in #618
• @mpan322 made their first contribution in #655

Full Changelog: v1.7.1...v1.8.0

1.7.1

This is a minor release with some changes related to forthcoming changes in GAP. These changes were implemented by Fabian Zickgraf @zickgraf.

1.7.0

This is a minor release with some new features, and some other improvements in code quality.

What's Changed

• Change test that relies on xpdf not being installed by @mtorpey in #578
• DigraphAbsorptionProbabilities by @mtorpey in #548
• Fix test files: strings and unbinds by @mtorpey in #579
• Add immediate methods for connected and strongly connected graphs by @mtorpey in #583
• kernel: fix mem leaks for permutations allocated but not freed by @james-d-mitchell in #589
• Remove references to bin/gap.sh by @fingolfin in #597
• Fix prototype warnings by @fingolfin in #598
• Added EdgeWeightedDigraph by @RaiyanC in #575
• Add AbsorptionExpectedSteps by @mtorpey in #585
• Fix a typo by @fingolfin in #608
• configure.ac: fix bashism in string equality test by @orlitzky in #613

1.6.3

This is a minor release with some bug fixes, and other issues resolved:

• There was a minor bug in the RandomDigraph method for IsEulerianDigraph, resolved by @mtorpey
• Joe Edwards and Maria Tsalakou were incorrectly listed as authors resolved partially by @james-d-mitchell in #576
• Standardise the way that UndirectedSpanningForest works in relation to mutability by @wilfwilson in #582
• Add immediate methods for connected and strongly connected digraphs by @mtorpey
• There was a minor memory leak in the kernel extension resolved by @james-d-mitchell

1.6.2

Changes in this release

• PackageInfo.g: link to Mathjax manual by default by @fingolfin in #554
• PackageInfo.g: link to Mathjax manual by default by @fingolfin in #558
• ci: change master to main on azure by @james-d-mitchell in #567
• Rewrite buildsystem to use Makefile.gappkg by @fingolfin in #566
• Update two M4 files, correct a comment by @fingolfin in #568
• Fix some typos found by codespell by @fingolfin in #569
• Use same URL as in my other packages by @olexandr-konovalov in #572
• Avoid src/ prefix for GAP headers by @fingolfin in #571

1.6.1

This is a minor release fixing a number of minor issues:

• Use compiled.h instead of src/compiled.h by @fingolfin in #560
• Fix tourn decoder by @james-d-mitchell in #559
• Change CayleyDigraph to use AsSet by @fingolfin in #564

1.6.0

This is a minor release including a number of new features:

• Implement IsPermutationDigraph by @baydrea in #513
• Add more implications (including some implications of falsity) by @wilfwilson in #494
• Add OnTuplesDigraphs and OnSetsDigraphs by @wilfwilson in #449
• Add checks for upper/lower semimodular lattices by @james-d-mitchell in #375
• Add AsDigraph for partial perms by @james-d-mitchell in #526
• Add DigraphRandomWalk by @mtorpey in #543
• Add constructors for random digraphs with particular properties by @KamranKSharma in #531
• Add LatticeDigraphEmbedding method by @MTWhyte in #538
• Add IsDistributiveLatticeDigraph property by @MTWhyte in #528

The following improvements were also made:

• Make improvements to IsMeetSemilatticeDigraph and IsJoinSemilatticeDigraph by @MTWhyte in #556
• Add a workaround for macOS code signing issues by @fingolfin in #555

1.5.3

What's Changed

• digraph: fix String method for chains/cycles by @james-d-mitchell in #542
• Disable edge labels if not already set in some cases by @james-d-mitchell in #540
• build: remove the default flag -march=native by @james-d-mitchell in #541
• doc: fix typos by @james-d-mitchell in #544
• Update version numbers etc for 1.5.3 by @james-d-mitchell in #547

Full Changelog: v1.5.2...v1.5.3

1.5.2

What's Changed

• More fixes for loading grape after digraphs by @fingolfin in #535

Full Changelog: v1.5.1...v1.5.2