v0.5.2

Oscar v0.5.2

Diff since v0.5.1

Closed issues:

• Factoring polynomials over finite fields does not work. (#188)
• Error in factoring polynomials over QQ (#211)
• Make a new release, soon (#234)
• wrong type? (#260)
• ideal in quotient ring (#263)
• BoundsError: attempt to access 0-element Array{GrpAbFinGenElem,1} at index [1] (#270)
• Add a bibliography to our manual(s) (#311)
• Ensure CI also covers our doctests (#323)
• Coercing a vector into a perm group should fail if it is too long (#371)
• direct_product for groups should give the embedding / projection morphisms (#372)
• groebner_basis result is different to std (#397)
• Weird behaviour with all latest masters [maybe Oscar.Integer should be the same as Base.Integer] (#403)

Merged pull requests:

• Oscar matrix (#173) (@GDeFranceschi)
• an experiment in mixing docs... (#209) (@fieker)
• Vect spaces (#244) (@GDeFranceschi)
• Jordan struct (#268) (@GDeFranceschi)
• collected stuff to compute Galois groups of type M_22 (#273) (@fieker)
• Set version to 0.5.2-DEV (#284) (@thofma)
• Add configuration for GitHub Codespaces (#286) (@fingolfin)
• Some cleanup and simplification to polytopes code (#287) (@fingolfin)
• Polytopes: support fmpz_mat, fmpq_mat in convex_hull (#288) (@fingolfin)
• Forms (#290) (@GDeFranceschi)
• Added some functionalities for polynomials using the corresponding Si… (#292) (@delphinepol)
• add normalise(::MPolyQuo) (#293) (@tthsqe12)
• powmod -> powermod. Addresses Nemo # 988 (#294) (@wbhart)
• Small fix in invariant (#295) (@Pi-tree)
• Try to fix resolvent (#297) (@Pi-tree)
• add basic qring ideal arithmetic (#299) (@tthsqe12)
• First version of polyhedral fans (#300) (@lkastner)
• permutations act on fmpz (#302) (@ThomasBreuer)
• add more functions related to primary decomposition (#303) (@tthsqe12)
• some functionality for G-sets (#304) (@ThomasBreuer)
• Small mpoly fixes (#306) (@tthsqe12)
• Transform form (#307) (@GDeFranceschi)
• split mpoly.jl into mpoly-ideal.jl (#308) (@wdecker)
• Refactor mpoly-graded-test.jl (#309) (@thofma)
• final touches (powering and intersect) (#312) (@fieker)
• Added functionalities for ProjCurveDivisor. (#313) (@delphinepol)
• fixes missing docstrings for ideal operations (#314) (@ederc)
• Refactor FreeModules-graded-test.jl, fix #270 (#315) (@thofma)
• Extracting and documenting groebner functionality (#316) (@ederc)
• make documentation examples jldoctests (#317) (@ederc)
• further functionality for ideals (#319) (@fieker)
• fix intersection of multiple ideals (#320) (@tthsqe12)
• Address some issues (#321) (@GDeFranceschi)
• no more end-user docu for internal groebner-related functionality, (#322) (@ederc)
• Don't deploy docs twice in CI, don't deploy locally (#324) (@fingolfin)
• func with monomial orderings (#325) (@fieker)
• docs: use DocumenterCitations (#326) (@rfourquet)
• Radical membership and other functionality (#327) (@fieker)
• Early attempt on an interface for elliptic curves (#328) (@delphinepol)
• converts examples from docu to jldoctests in mpoly-ideals.jl (#329) (@ederc)
• move Hilbert stuff over to Wolfram (#330) (@fieker)
• various additions (#333) (@wdecker)
• base_ring(A), modulus(A) (#334) (@wdecker)
• Fix grade (#335) (@fieker)
• Wolfram (#336) (@wdecker)
• Bump AA/Nemo/Singular version (#337) (@thofma)
• Functionality for Hilbert data of affine algebras. (#338) (@wdecker)
• add normalize_with_delta (#339) (@tthsqe12)
• isfiltrated -> isfiltered (#341) (@fingolfin)
• Build documentation on GitHub hosted runner (#342) (@fingolfin)
• CI: don't cache Julia artifacts (#343) (@fingolfin)
• CI: enable doctests (#344) (@fingolfin)
• Documentation text on Hilbert functions and further improvements on docu (#346) (@wdecker)
• adjusted help texts of Noether normalization and normalization as wel… (#350) (@wdecker)
• New isometry groups (#351) (@GDeFranceschi)
• dded function isnormal + docu (#352) (@wdecker)
• A new try on algebra homomorphisms (#354) (@raulepure)
• Add eltype + tests (#355) (@GDeFranceschi)
• fixed orbits for PermGroup (#357) (@ThomasBreuer)
• Docu for Raul's improvement of algebra homomorphisms (#358) (@wdecker)
• Deprecate coeffs (#359) (@wbhart)
• Fixed problem with missing docstring (#360) (@wdecker)
• Added help text for Hilbert data (#361) (@wdecker)
• some (harmless) things in Galois Group (#362) (@fieker)
• Further functionality for AlgHoms (#363) (@raulepure)
• Fix some doctest issues (#364) (@fingolfin)
• new functionality for Hilbert data, algebra homs (by Raul), and respe… (#365) (@wdecker)
• Replaced x by t in representing Hilbert data (#366) (@wdecker)
• Transform form groups (#368) (@GDeFranceschi)
• Modified conversion of elements related to MPolyQuo (#370) (@raulepure)
• Replace map_coeffs -> map_coefficients. (#375) (@wbhart)
• Updating AlgHom and "subalgebra_membership" (#376) (@raulepure)
• Strat to document functionality on modules (#377) (@wdecker)
• Two issues fixed. (#378) (@GDeFranceschi)
• Improved docu for ideals (#379) (@wdecker)
• Adjusted docstrings to changes by Raul, improved docu of affine algebras (#380) (@wdecker)
• Added functions for homogenization (#381) (@delphinepol)
• Weierstrass form from an elliptic curve (#382) (@delphinepol)
• Remove tail for spolys in favour of a version implemented in AbstractAlgebra. (#383) (@wbhart)
• small adjustions (#384) (@wdecker)
• CI: test with Julia 1.6 (#385) (@fingolfin)
• Simplify matrix_manipulation.jl, add cleanup TODOs (#386) (@fingolfin)
• More references, tests, small things (#387) (@wdecker)
• Remove normaliser synonym for normalizer; deprecate listperm (#390) (@fingolfin)
• Use and require Singular 0.5.1 (#391) (@fingolfin)
• docs: consistently name 'Examples' section in docstrings (#392) (@fingolfin)
• Reorganizing the Polytopes code (#393) (@lkastner)
• Fix missing lc -> leading_coefficient, coeffs -> coefficients (#394) (@thofma)
• Remove (soon to be) deprecated Hecke functionality (#395) (@thofma)
• added saturation_with_index (#396) (@wdecker)
• Genus for plane curves (#398) (@delphinepol)
• Fix doctests (#400) (@fingolfin)
• start fractional_ideal (#404) (@tthsqe12)
• Fix #403 (#405) (@thofma)
• typo (#406) (@wdecker)
• added parent_type methods for group elements (#409) (@ThomasBreuer)
• Fix duplicated function (now in Singular.jl) (#412) (@thofma)
• Bump Hecke version (#413) (@thofma)
• Bump OSCAR to 0.5.2 (#414) (@thofma)

v0.5.1

Oscar v0.5.1

Diff since v0.5.0

Closed issues:

• Migrate all Oscar related Julia packages to use JLLs (#109)
• make some Singular functions accessible for Oscar objects (#139)
• inside Oscar, GAP's Browse package cannot be loaded (#160)
• Installation Fails (#187)
• Updating FLINT_jll (and other JLLs) across all OSCAR packages (#193)
• SLPolyRing not a ring? (#195)
• SLPoly (in Oscar) does not print (#196)
• Improve conversion between GAP larger integers and fmpz (#202)
• Polymake and Singular don't compile when installing Oscar v0.2.0 (#205)
• CI test failure: no method matching (::FlintRationalField)(::Singular.n_Q) (#208)
• is_dev tests are not run in CI (#213)
• divexact for decorated polynomials (#223)
• Fraction with decorated polynomials (#226)
• Failed to precompile with Julia 1.6.0-beta1 (#237)
• Coercion of elements in function fields (#241)
• conversion broken (#248)
• Eval for SLPoly wrong (#250)
• slpoly_ring (#251)
• evaluate SLPoly (#253)
• ferret.so: undefined symbol: _ZNSt7__cxx1119basic_ostringstreamIcSt11char_traitsIcESaIcEEC1Ev (#262)

Merged pull requests:

• introduce on_points, on_tuples, ... (#127) (@ThomasBreuer)
• More tests + functions for factors (#142) (@GDeFranceschi)
• Change Homomorphisms type (#164) (@GDeFranceschi)
• Jacobi functions for non-decorated polynomials (#165) (@raulepure)
• First attempt for affine plane curves (#166) (@delphinepol)
• Adapted groebner_basis command (#167) (@raulepure)
• added two functions (#168) (@ThomasBreuer)
• First try on localalization of multivariate polynomial rings (#169) (@raulepure)
• fixed an assignment in MPolyIdeal (#170) (@ThomasBreuer)
• CompatHelper: bump compat for "AbstractAlgebra" to "0.11" (#171) (@github-actions[bot])
• added components related functions (#172) (@delphinepol)
• Added multiplicity related functions for affine plane curves (#174) (@delphinepol)
• fix "docstring oddities" (#175) (@rfourquet)
• update TagBot.yml (#176) (@rfourquet)
• Remove .travis and add github actions (#177) (@thofma)
• Fix import statement for julia 1.3 (#179) (@thofma)
• Module (#180) (@dschaefetu-kl)
• Change travis to github actions badge (#181) (@thofma)
• Fix README.md badge (#182) (@fingolfin)
• Tweak github actions (#183) (@thofma)
• Define a structure and some functionalities for projective plane curves (#185) (@delphinepol)
• Restore code coverage reporting (#189) (@fingolfin)
• Fix test failure in Julia 1.6, some cleanup (#190) (@fingolfin)
• Submit coverage data to coveralls, too (#191) (@fingolfin)
• permutation action on polynomials (#192) (@ThomasBreuer)
• Added multiplicity related functions for projective plane curves and a… (#194) (@delphinepol)
• first conversions between GAP and Nemo (#197) (@ThomasBreuer)
• move SLpoly in Oscar (#198) (@rfourquet)
• GH Actions: update to actions/checkout@v2, tweaks (#199) (@fingolfin)
• README.md: add Coveralls status badge (#200) (@fingolfin)
• SLPolyRing: A couple fixes to make it more usable (#201) (@rfourquet)
• Update to GAP 0.5 (#203) (@fingolfin)
• gens(G,i) -> gen(G,i) (#207) (@fingolfin)
• Load PlaneCurve code in OSCAR dev builds; use gen(R,1) (#210) (@fingolfin)
• Tests for PlaneCurves (#212) (@delphinepol)
• Revise how DEV mode is decided (#214) (@fingolfin)
• Update AbstractAlgebra, Nemo, Hecke to latest version (#218) (@fingolfin)
• Faster conversion GAP <-> fmpz (#219) (@fingolfin)
• Rename pkgdir to oscardir (#220) (@fingolfin)
• Overhaul GitHub Action settings (#222) (@fingolfin)
• Add some missing MPolyElem_dec method (#224) (@thofma)
• Deal with presence of Hecke.isregular (#225) (@fingolfin)
• Radical of ideals (#227) (@raulepure)
• Foward ad hoc operations on MPolyElem_dec (#228) (@thofma)
• Replace convert function (#231) (@raulepure)
• Created a structure for divisors on curves (#233) (@delphinepol)
• Fix is_dev for ]add Oscar#master (#236) (@thofma)
• Fix BlockSystems iterator (#238) (@Pi-tree)
• 1st draft at HowTo (#239) (@fieker)
• More helpful error message on Windows (#240) (@thofma)
• Add one(::MPolyQuo) and sort the code a bit (#242) (@thofma)
• Require Singular 0.4.4 (#243) (@fingolfin)
• New type BasicGAPGroupElem and related editing (#246) (@GDeFranceschi)
• add more doc (and fun) (#247) (@fieker)
• a new start... (#249) (@fieker)
• Fix some problems with orderings in groebner basis over Q (#254) (@thofma)
• Sl poly not m poly (#255) (@fieker)
• fix #250, evaluate for SLPoly (#256) (@rfourquet)
• Experimental (#257) (@fieker)
• Paul (#258) (@fieker)
• sort the mess with isGB (#259) (@fieker)
• Some tweaks to the curves code (#261) (@fingolfin)
• Number fields as arbitrary multivariate quotients Q[x]/I (#265) (@thofma)
• adjusted GroupCharacters.jl (#266) (@ThomasBreuer)
• Curves: add missing parametric constructors, remove _assure_has_components (#267) (@fingolfin)
• Change order for groups to return fmpz by default (#269) (@fingolfin)
• Prepare for new version 0.5.1 (#272) (@thofma)
• [WIP] started process of merging OscarPolytopes into Oscar (#274) (@tbrysiewicz)
• Test against julia 1.6 (#278) (@thofma)
• Add missing exports for Polytopes (#281) (@fingolfin)

v0.5.0

Oscar v0.5.0

Diff since v0.4.0

Closed issues:

• WARNING: import of Hecke.example into Oscar conflicts with an existing identifier; ignored. (#97)
• Oscar fails to precompile on Ubuntu (#137)
• installing Oscar is broken (#151)
• New Oscar release todo (#152)

Merged pull requests:

• Manual groups (#116) (@GDeFranceschi)
• G-sets (#119) (@fingolfin)
• initial proposal of Oscar group characters (#124) (@ThomasBreuer)
• import StraightLinePrograms package (#125) (@rfourquet)
• Cosets changes (#126) (@GDeFranceschi)
• Update StraightLinePrograms subtree (#130) (@rfourquet)
• add CatSLP example (#131) (@rfourquet)
• Highlight Julia syntax in README (#132) (@zlatanvasovic)
• Isomorphic group (#138) (@GDeFranceschi)
• CompatHelper: bump compat for "AbstractAlgebra" to "0.10" (#141) (@github-actions[bot])
• a few fixes and suggestions concerning groups (#144) (@ThomasBreuer)
• in (membership test) for groups (#145) (@ThomasBreuer)
• automorphisms of QabField() (#147) (@ThomasBreuer)
• show the complex conjugate value via overline (#148) (@ThomasBreuer)
• Add Oscar.@example with proper scoping (#150) (@thofma)
• Test 1.5 on travis (#153) (@thofma)
• allow fail in 1.3 (#154) (@fieker)
• Dschaefetu kl test (#157) (@fieker)
• support for quadratic subfields of QabField() (#158) (@ThomasBreuer)

v0.4.0

Oscar v0.4.0

Diff since v0.3.0

Closed issues:

• Error while compiling Oscar v0.2.0 with Xcode >= 11.4 (#82)
• Oscar.build() fails with Oscar 0.3.0 due to a GMP issue with GAP.jl v0.3.5 (#99)
• Oscar tests crash on Julia 1.4.2 on Ubuntu (#104)

Merged pull requests:

• import GAPGroups (#84) (@GDeFranceschi)
• More work on groups stuff, for Oscar demo (#102) (@fingolfin)
• Fix typos in ?Oscar help (#103) (@wbhart)
• Primary Decomposition via GTZ. (#105) (@raulepure)
• Fixed typo in Primary Decomposition Code (#106) (@raulepure)
• Some work on groups (#107) (@fingolfin)
• Work around compiler bug (#110) (@thofma)
• groups: interface to various GAP group libraries (#113) (@fingolfin)
• Groups: a few small suggestions (#114) (@ThomasBreuer)
• Travis: fix building & deploying the manual (#115) (@fingolfin)
• Update authors list (#117) (@fingolfin)

v0.3.0

Oscar v0.3.0

Diff since v0.2.0

Closed issues:

• release 0.1.1 (#76)
• Setup Travis and Code coverage tracking (#86)

Merged pull requests:

• Update README.md (#85) (@fingolfin)
• Update Travis settings, add Travis & Codecov badges to README.md (#87) (@fingolfin)
• Setup Travis and Code coverage tracking in README.md (#88) (@mohamed-barakat)
• Add CompatHelper action (#91) (@fingolfin)
• Update to latest Polymake.jl, Singular.jl (#93) (@fingolfin)
• Version 0.3.0 (#96) (@fingolfin)

v0.2.0

Oscar v0.2.0

Diff since v0.1.0

Closed issues:

• Nemo bug? (#54)
• Status of Elliptic Curves package (#75)

Merged pull requests:

• Rational numbers (#74) (@wbhart)
• Install TagBot as a GitHub Action (#78) (@JuliaTagBot)
• Oscar (#79) (@fieker)
• fix .travis.yml (#81) (@fieker)

v0.1.0: Merge pull request #73 from wbhart/rational_numbers

Rational numbers