What's Changed

• faster construction of interval graphs by @dcoudert in #42251
• Minor edit: Fixed missing ':' (colon) in the EXAMPLES string. by @DuckyDuckme in #42252
• src/sage/graphs/connectivity.pyx: tolerance for vertex connectivity by @orlitzky in #42264
• using more cached_method in abvar/finite_subgroup by @fchapoton in #42225
• full cython-lint in mod_sym_num.pyx by @fchapoton in #42226
• fix the -> Family annotations by @fchapoton in #42227
• some work on cython-lint warnings for plot and plot3d by @fchapoton in #42230
• various small cython-lint suggestions fixed by @fchapoton in #42231
• make Ring inherit from Parent naively by @mantepse in #42232
• Add reference to SageMath AppImage in installation documentation by @nbruin in #42233
• Fix norm of function field equation-order ideals by @cxzhong in #42238
• Fix infinite polynomial coefficient coercion by @cxzhong in #42239
• Fix doctests in graph_latex.py which use dot2tex by @jeriedel24 in #42241
• Fix conversion of SetPartition to DisjointSet by @cxzhong in #42242
• Fix FormalSum and divisor comparisons by @cxzhong in #42246
• Use RankWidth feature for Graph.rank_decoposition by @orlitzky in #42247
• honor check=False in binary_tree by @mantepse in #42248
• build(ecm): upgrade to 7.0.7 and list homebrew gmp-ecm by @edgarcosta in #42249
• graphs: fix typo "Rosking-Tarjan" -> "Roskind-Tarjan" in error message by @ProfTR55 in #42250
• small fix in db_class_polynomials by @fchapoton in #42253
• Fix memory leak in repeated nonconstant polynomial substitutions in libsingular by @cxzhong in #42255
• minor simplifications in ore_polynomial_element by @fchapoton in #42258
• Fix PLR1712. by @rhdcc in #42259
• Add free module sign iterator by @cxzhong in #42082
• simple 𝑥‑only arithmetic for elliptic curves by @yyyyx4 in #42101
• Regenerate headers for flint 3.5.0 by @videlec in #42146
• Cleanup matrix multiplication error checking by @vincentmacri in #42175
• Simplify if-return-elif-return-else-return logic (non-Cython) by @gmou3 in #42183
• Refactor negative cone detection in divisor.py by @cxzhong in #42185
• Fix #41867 by @soehms in #42189
• Refactor the hash function of permgrp elements to make it behave correctly by @cxzhong in #42195
• Pytest: add support for "long" and "longlong" markings by @orlitzky in #42198
• Fix wrong parameter for non-editible install in spkg-install.in by @cxzhong in #42204
• Substitution error when computing fundamental groups by @enriqueartal in #42207
• Fix date in CODE_OF_CONDUCT.md by @jhpalmieri in #42210
• fix the invalid q choice in ell_finite_field by @cxzhong in #42211
• remove a bunch of spaces inside parentheses by @fchapoton in #42214
• better uniformity in the gen method for groups by @fchapoton in #42220
• fix typo Irreducible in cubic Hecke by @fchapoton in #42221
• annotation details in quaternion_algebra by @fchapoton in #42222
• add typing annotations to gens_reduced methods by @fchapoton in #42223
• use group_generators in sandpile by @fchapoton in #42224
• Algebraic and modular properties of hypergeometric functions by @xcaruso in #41113
• Anderson motives by @xcaruso in #41139
• Growth/testsuite by @mantepse in #42079

New Contributors

• @rhdcc made their first contribution in #42259

Full Changelog: 10.10.beta1...10.10.beta2

What's Changed

• adding egf_to_ogf and converse and hadamard_product to lazy series by @fchapoton in #42191
• Highs Backend by @cxzhong in #41105
• Explicit build-time features by @orlitzky in #41550
• Congruence subgroup Gamma0 for polynomial rings over finite fields by @cecilearmana in #41554
• Add restriction in random_cone parameters in examples by @cxzhong in #42065
• src/sage/stats: remove remaining "needs sage.foo" tags by @orlitzky in #42070
• Improve determinant calculation reliable method by @cxzhong in #42086
• generate endomorphism rings of "special" supersingular elliptic curves by @yyyyx4 in #42120
• Add graph constructors for graphs defined by systems of equations by @Vlad-Tar in #42128
• make change_var an alias of change_variable_name by @mantepse in #42132
• Add python3 to Docker runtime dependencies by @cxzhong in #42139
• Set ruff format quote-style to preserve by @vincentmacri in #42145
• Fix unused local lint errors by @cxzhong in #42149
• Use bootstrap -s to avoid downloading configure-hash package by @cxzhong in #42150
• faster enumeration of immutable trees by @dcoudert in #42151
• minor fixes for pep8 in various files by @fchapoton in #42152
• remove and deprecate the auld class CommutativeRing by @fchapoton in #42153
• add parameter immutable to distance regular graph generators (part 5) by @dcoudert in #42155
• fix wrong change in findstat interface by @fchapoton in #42160
• Remove the rpy2 monkey patch by @cxzhong in #42161
• Fix matrix PID echelon doctest warnings by @cxzhong in #42162
• Bound random cone by @cxzhong in #42163
• Add support for reversion of power series in positive characteristic by @erosm13 in #42167
• Fix doctest when cypari2 leaked is fixed by @tornaria in #42168
• remove code deprecated in #37170 by @yyyyx4 in #42178
• implement proper hash for gap integers and rationals by @videlec in #42181
• fix mistake in documentation by @mantepse in #42184
• fixing a bunch of "optional -internet" doctests by @fchapoton in #42188
• update to 2.12.0, convert to pip spkg by @dimpase in #42193
• btquotients: make local splitting optimal. by @Eloitor in #40212
• Fix a bug in correlation_immunity function (version 2) by @jalich in #42055

New Contributors

• @cecilearmana made their first contribution in #41554
• @Vlad-Tar made their first contribution in #42128
• @erosm13 made their first contribution in #42167
• @jalich made their first contribution in #42055

Full Changelog: 10.10.beta0...10.10.beta1

What's Changed

• add parameter immutable to distance regular graph generators (part 2) by @dcoudert in #41723
• Improve group element representation stability by @cxzhong in #41954
• Fix exception handling in elliptic curve variety method by @cxzhong in #41955
• a few minor details in schemes by @fchapoton in #41967
• graphs: construct immutable Graph/DiGraph directly for simple formats by @ProfTR55 in #41988
• using other in richcmp and richcmp by @fchapoton in #42007
• Compute GAP root paths at runtime by @orlitzky in #42009
• refactor: fix and enforce ruff PLW1510 by @gmou3 in #42010
• refactor: fix and enforce ruff PLR0124 by @gmou3 in #42012
• sums of AdditiveAbelianGroupWrappers by @yyyyx4 in #42015
• Fix PolyBoRi monoid cache leak by @cxzhong in #42036
• Build glpk as dinosaur C (-ansi) by @vbraun in #42037
• trying to use PARI for L-functions of modular forms by @fchapoton in #42039
• some pep8 in combinat/sf by @fchapoton in #42040
• fix "bruteforce" method in compute_isogeny_kernel_polynomial() by @yyyyx4 in #42051
• use expand_basis() in .abelian_group() for hyperelliptic jacobians by @yyyyx4 in #42052
• Eliminate the valgrind workaround for pytest by @orlitzky in #42056
• Avoid "sage" executable in tests by @orlitzky in #42057
• Move "./sage" command-line tests out of the library tree by @orlitzky in #42060
• fix a few suggestions by cython-lint by @fchapoton in #42061
• src/sage/symbolic: remove remaining "needs sage.foo" tags by @orlitzky in #42063
• two-sided ideals of quaternion orders by @yyyyx4 in #42066
• src/sage/doctest/reporting.py: delete optional latex tag test by @orlitzky in #42067
• Updated WordMorphism.is_growing method and added test by @hemannt003 in #42068
• Fix: bar_chart ignores the zorder option by @hemannt003 in #42069
• src/sage/sat: remove all "needs sage.foo" tags by @orlitzky in #42075
• Update msolve to version 0.9.5 by @vneiger in #42077
• Improve control over libhomfly detection by @orlitzky in #42078
• Remove support for pdf2svg by @orlitzky in #42081
• use .torsion_basis() method in EllipticCurveHom_fractional by @yyyyx4 in #42085
• fix typos by @mantepse in #42088
• Fix tests with flint 3.5 by @antonio-rojas in #42089
• Fix a ginac crash by @cxzhong in #42092
• interfaces/gap: remove __make_workspace, not used since 6be205b by @orlitzky in #42094
• fix #41494: guard paramset_from_Expression downcast by @cxzhong in #42095
• allow flint 3.5 from the system by @dimpase in #42098
• New workflow for testing optional and experimental packages by @soehms in #42102
• src/sage/interfaces/gap.py: remove obsolete ia64 hack by @orlitzky in #42103
• enable skipping python3 check in local/bin by @dimpase in #42104
• more Homebrew taps to use by @dimpase in #42106
• Fixed typos in elliptic curve file. by @xprov in #42111
• add method "is_terminal" to lattice polytopes by @fchapoton in #42112
• Update error message for min_slope kwarg to indicate input should be nonpositive by @kp-automata in #42117
• support classical_modular_polynomial(1) by @yyyyx4 in #42118
• faster construction of digraph from LabelledOrderedTrees by @dcoudert in #42119
• adding some type annotations in ideal.py by @fchapoton in #42122
• some care for slow use of "if len(something):" by @fchapoton in #42123
• add conversion of cones and fans to Macaulay2 by @fchapoton in #42125
• ell_finite_field.py: remove spurious ` in docstring by @yyyyx4 in #42126
• Improve matrix benchmarking by @vincentmacri in #42129
• fix the release fail by @cxzhong in #42130
• recall how to avoid building docs and making meson verbose by @mantepse in #42131
• Add sirocco and coxeter3 features to docs by @orlitzky in #42135
• Add libtirpc-dev for Ubuntu R packages by @cxzhong in #42141
• cython-lint for the NTL library by @fchapoton in #42143
• tableau/do not abuse composition by @mantepse in #38368
• moving fraction_field method to categories by @fchapoton in #40213
• Remove sagemath-tdlib package by @tobiasdiez in #40361
• Add homebrew-based CI run for meson by @tobiasdiez in #40515
• Add script to record known cyclic imports, and fix cyclic imports by @tobiasdiez in #40891
• fix the non-extendable DOL-language missing terms in WordMorphism by @cxzhong in #41201
• Irreducible factorization of pointed convex cones by @orlitzky in #41316
• Fix matrix construction over GCAlgebra by @rashadalsharpini in #41441
• remove pre-isomorphisms from EllipticCurveIsogeny by @yyyyx4 in #41537
• convert lowercase repository name when composing BUILD_IMAGE tags by @MingLLuo in #41628
• some cython-lint suggestions in rings/polynomial/ by @fchapoton in #41711
• add parameter immutable to graph generators in trees.pyx (part 2) by @dcoudert in #41714
• add parameter immutable to distance regular graph generators (part 4) by @dcoudert in #41725
• fix: Add type annotations to sage/misc/{call,banner,benchmark,converting_dict}.py by @PrafulVRaj in #41753
• add latex for growth diagrams by @mantepse in #41764
• enhance Fricas conversion of polynomials by @fchapoton in #41813
• Fix SR() conversion of InfinitePolynomial by adding symbolic() by @Jiangjiang-jiang in #41871
• Specify election procedure for the Code of Conduct Committee by @saraedum in #41917
• New RankWidth feature by @orlitzky in #41987
• refactor: fix and enforce ruff F841 by @gmou3 in #42020

New Contributors

• @xprov made their first contribution in #42111
• @kp-automata made their first contribution in #42117
• @MingLLuo made their first contribution in #41628
• @Jiangjiang-jiang made their first contribution in #41871

Full Changelog: 10.9...10.10.beta0

Full Changelog: 10.9.rc2...10.9

What's Changed

• Update PNGLIB variable to include LDFLAGS by @cxzhong in #42083
• more consistent NotImplementedErrors in hyperelliptic curves by @yyyyx4 in #42035

Full Changelog: 10.9.rc1...10.9.rc2

What's Changed

• Enhance tar file security by rejecting absolute paths and parent traversal in extraction by @cxzhong in #41823
• Fix memory corruption in braid centralizer by @cxzhong in #42022
• stopgaps for #43043 and #43045 by @yyyyx4 in #42048
• omit p^0 entries in the factorization passed to PARI's fflog() by @yyyyx4 in #42049
• Indentation fix in gens documentation for #42001 by @hemannt003 in #42053

Full Changelog: 10.9.rc0...10.9.rc1

What's Changed

• Fix a deprecation function in sphinx by @cxzhong in #41984
• right division of isogenies is just find_post_isomorphism() in case the degrees are the same by @yyyyx4 in #41995
• methods to compute kernel subgroups of elliptic-curve isogenies by @yyyyx4 in #41996
• compute group structure of hyperelliptic Jacobians over finite fields by @yyyyx4 in #41998
• fix random doctest failure in #41999 by @yyyyx4 in #42000
• Fix grammar in meson warning by @saraedum in #42004
• refactor: fix and enforce ruff E721 by @gmou3 in #42011
• refactor: fix and enforce ruff PLR0402 by @gmou3 in #42013
• a few details in Lie conformal algebras by @fchapoton in #42014
• fix #42017 by @yyyyx4 in #42018
• refactor: fix and enforce ruff PLW0602 by @gmou3 in #42019
• annotations in recognizable series by @fchapoton in #42021
• Migrate doc/bootstrap to Python by @tobiasdiez in #41162
• Modify rounding method to use banker’s rounding by @cxzhong in #41268
• Remove interfaces/tests by @tobiasdiez in #41475
• species/functorial composition subgroups by @mantepse in #41655
• Make simplicial subcomplexes inherit immutability by @gmou3 in #41756
• Work around random baum_welch() runtime errors by @orlitzky in #41771
• src/sage/**/*.py: use delete_on_close=False for temporary files by @orlitzky in #41815
• refactor: ruff RET505 in cpython,crypto,data_structures by @gmou3 in #41841
• refactor: ruff RET505 in rings by @gmou3 in #41854
• refactor: ruff RET505 in sandpiles,sat,schemes by @gmou3 in #41855
• try a more radical approach to translation (FriCAS) by @mantepse in #41901
• change handling of leq_storage in posets by @fchapoton in #41936
• get rid of abc version of SymbolicRing by @fchapoton in #41937
• to_poly_solve causes TypeError (not subscriptable) on a lot of equations by @hemannt003 in #41942
• Enhance primecount pkg-config check for version by @cxzhong in #41944
• Random octonions and Jordan algebra elements by @orlitzky in #41947
• some annotations on "divisors" by @fchapoton in #41948
• Fix flaky SIGSEGV in GapElement.copy and deepcopy by @cxzhong in #41949
• Update target Docker image to Ubuntu resolute and add retry for merge-ci by @cxzhong in #41950
• src/sage/algebras/octonion_algebra.pyx: implement getitem by @orlitzky in #41952
• change the recursive set example interrupt with a reliable way by @cxzhong in #41956
• Fix a test failure on distro packages after #41548 by @antonio-rojas in #41958
• Document and test that a cone's lines() are orthogonal by @orlitzky in #41959
• some details in ore_module by @fchapoton in #41962
• Implement hashing for Jordan algebra elements by @orlitzky in #41963
• add givaro's PR 240 for modern C++/clang by @dimpase in #41964
• remove some deprecated material in rings/ by @fchapoton in #41965
• Add missing build deps to several python packages by @dimpase in #41966
• remove local workaround for #38481 by @yyyyx4 in #41968
• factor out & extend EllipticCurvePoint_field.divide() from EllipticCurveHom_fractional._eval() by @yyyyx4 in #41970
• Tachyon: Use pkg-config for libpng by @vbraun in #41971
• Fix the docker build fail by @cxzhong in #41974
• preparation work on L-functions of modular forms by @fchapoton in #41975
• some tweaks in maple interface by @fchapoton in #41976
• better separate gap and libgap in polynomials by @fchapoton in #41977
• move quantum_groups away from gap and to libgap by @fchapoton in #41978
• Add spkg-install.in for highspy package installation by @cxzhong in #41979
• src/sage/algebras: remove all "needs sage.foo" tags by @orlitzky in #41980
• Rename the BRiAl feature by @orlitzky in #41981
• Enable ruff C4 rules, fix some violations by @vincentmacri in #41982
• fix inverted logic in .bool() method of elements in hyperelliptic Jacobians by @yyyyx4 in #41986
• src/sage/doctest/parsing.py: hide output from lto-wrapper by @orlitzky in #41992
• refactor: fix and enforce ruff PLW3301 by @gmou3 in #41994
• add canonical forms for AdditiveAbelianGroupWrapper by @yyyyx4 in #41997
• fix for duplicate enumeration in finite subgroups by @hemannt003 in #42001
• Fix G.vertex_iterator(degree=0) yielding non-isolated vertices by @Ordoviz in #42026

Full Changelog: 10.9.beta9...10.9.rc0

What's Changed

• Add spreads in GQ(q,q) by @ProfTR55 in #41818
• Remove the sage.cpython._py2_random module by @orlitzky in #41832
• refactor: ruff RET505 in algebras by @gmou3 in #41837
• refactor: ruff RET505 in arith/calculus/categories by @gmou3 in #41838
• refactor: ruff RET505 in cli,coding by @gmou3 in #41839
• refactor: ruff RET505 in combinat by @gmou3 in #41840
• refactor: ruff RET505 in databases,doctest,dynamics by @gmou3 in #41842
• refactor: ruff RET505 in geometry by @gmou3 in #41844
• refactor: ruff RET505 in graphs by @gmou3 in #41845
• refactor: ruff RET505 in groups by @gmou3 in #41846
• refactor: ruff RET505 in homology,interacts,interfaces by @gmou3 in #41847
• refactor: ruff RET505 in knots,libs,logic,manifolds by @gmou3 in #41848
• refactor: ruff RET505 in matrix,matroids,misc by @gmou3 in #41849
• refactor: ruff RET505 in modular by @gmou3 in #41850
• refactor: ruff RET505 in modules by @gmou3 in #41851
• refactor: ruff RET505 in monoids,numerical,parallel,plot by @gmou3 in #41852
• refactor: ruff RET505 in probability,quadratic_forms,quivers,repl by @gmou3 in #41853
• refactor: ruff RET505 in sets,stats,structure,tensor by @gmou3 in #41856
• refactor: ruff RET505 in symbolic by @gmou3 in #41857
• refactor: ruff RET505 in tests,topology,typeset by @gmou3 in #41858
• various details about poset examples by @fchapoton in #41859
• refactor: cython-lint suggestions in matroids by @gmou3 in #41874
• Fix race condition in package pari_seadata_small by @cxzhong in #41875
• Enable some more ruff rules: PIE808, FURB188, D211 by @vincentmacri in #41881
• Defer lib("freegb.lib") from module-level to point of use by @cxzhong in #41883
• graphs: preserve vertex order when creating immutable graphs by @ProfTR55 in #41884
• various new quaternion functionality by @yyyyx4 in #41898
• add FiniteRingElement.minpoly_over() as a workaround for #34907 by @yyyyx4 in #41900
• register coercion for tower of field extensions in EllipticCurveHom_fractional._eval() by @yyyyx4 in #41902
• canonicalize quaternions in basis_for_quaternion_lattice() to fix #41903 by @yyyyx4 in #41904
• Correct a meson.build command to use the meson python instead of user python by @DrScottN in #41906
• Update ECL directory version in meson.build by @cxzhong in #41907
• bump libhomfly version to 1.04 by @dimpase in #41912
• Added explicit series methods for ChainSpecies by @parthchvn in #41913
• Fix: incorrect conversion of finite-field elements by @hemannt003 in #41920
• bump pplpy to 0.9.0 by @dimpase in #41922
• Upgrade pypi packages to the lastest version by @cxzhong in #41926
• Make CyclicPermutation yield Tuples by @parthchvn in #41931
• minor fixes in pyx files in graphs/ after cython-lint by @fchapoton in #41933
• meson: Fix to Could not run pari version build error (macOS) by @gmou3 in #41934
• remove a few traces of long-gone cmp by @fchapoton in #41935
• Add homebrew tap for gfan by @tobiasdiez in #41938
• Remove deprecated sage/libs/arb/*.pxd files by @tobiasdiez in #41939
• Add hyperelliptic curves using the smooth model by @GiacomoPope in #39161
• Remove Python3 and some dependencies by @cxzhong in #41120
• Fix the wrong vertices number of Cayley graphs of finitely presented groups by @cxzhong in #41274
• Fix BipartiteGraph construction from file with immutable=True and add doctest by @ProfTR55 in #41452
• compute duals of √élu isogenies correctly in all cases by @yyyyx4 in #41538
• src/sage/features/pkg_systems.py: adds "needs pip" for a pip test by @orlitzky in #41548
• build/pkgs/gc: update to 8.2.12 by @striezel in #41600
• Implementation of pseudo-differential operators by @tscrim in #41684
• remove many deprecated functions in rings by @fchapoton in #41702
• add bool typing to is_* methods in algebras/ by @fchapoton in #41726
• Eliminate pytest workarounds for sagemath-giac and coxeter3 by @orlitzky in #41760
• trying to move .extension to category framework by @fchapoton in #41769
• Implement rook character basis of symmetric functions by @wilsoa in #41806
• Removed shutil.which() and added some features by @hemannt003 in #41831
• refactor: ruff RET505 in features,functions,game_theory by @gmou3 in #41843

New Contributors

• @DrScottN made their first contribution in #41906
• @parthchvn made their first contribution in #41913
• @wilsoa made their first contribution in #41806

Full Changelog: 10.9.beta8...10.9.beta9

What's Changed

• add parameter immutable to graph generators in smallgraphs.py (part 13) by @dcoudert in #41706
• add parameter immutable to distance regular graph generators (part 3) by @dcoudert in #41724
• lots of various small pep8 fixes by @fchapoton in #41732
• add parameter immutable to graph generators in degree_sequence.py by @dcoudert in #41733
• add parameter immutable to graph generators in classical_geometries.py (part 1) by @dcoudert in #41734
• Feature adding longest_path() method for DAGs by @PrafulVRaj in #41735
• add parameter immutable to graph generators in classical_geometries.py (part 2) by @dcoudert in #41736
• add parameter immutable to graph generators in classical_geometries.py (part 3) by @dcoudert in #41737
• add parameter immutable to graph generators in random.py by @dcoudert in #41739
• Fix BuiltinFunction.__call__ calls self._evalf_ even if hold=True by @MajoranaOedipus in #41741
• Remove exclusion of factorial since from math.factorial on float raises TypeError by @MajoranaOedipus in #41743
• Use Py_hash_t for hashes by @gmou3 in #41746
• Move local references from sf/macdonald.py to global index.rst (#28445) by @aksharabhardwaj766-commits in #41747
• Bug fix for no caching Unique Hess model by @vincentmacri in #41749
• fix inference of shape from labels by @mantepse in #41751
• Remove "needs sage.foo" tags in sage.{sandpiles,probability} by @orlitzky in #41755
• Move the flint pxd generation script to tools by @orlitzky in #41758
• Move references to master index for character, llt, subword_complex by @aksharabhardwaj766-commits in #41759
• Remove rpy2 workaround in conftest.py by @orlitzky in #41761
• build/pkgs/plantri: update to 5.8 by @striezel in #41763
• Fix command syntax for GCL FriCAS execution by @cxzhong in #41766
• improved efficiency by @hemannt003 in #41767
• some care for ruff RET in combinat by @fchapoton in #41768
• simplify returns by @mantepse in #41770
• src/combinat: move local references to global index (parking_functions, perfect_matching) by @aksharabhardwaj766-commits in #41773
• Restore support for SAGE_DOCBUILD_OPTS by @orlitzky in #41776
• Fix pari SVP to use qfminim(m=1) for memory efficiency and clarify do… by @Yossef-moftah-dev in #41778
• improve the docstring of weighted_vector_compositions by @mantepse in #41783
• Fix generic graph LaTeX vertex styling by @ProfTR55 in #41785
• avoid isinstance(., CommutativeRing) by @fchapoton in #41789
• Correct DryGASCON256 S-box table by @hellman in #41790
• Drop obsolete test that fails with ipython 9.10 by @antonio-rojas in #41791
• Fix rounding residues in CubeGraph positions by @ProfTR55 in #41792
• Sort divisor points by @r-mb in #41794
• Fix test failures with singular 4.4.1.p5 by @antonio-rojas in #41798
• Update database_knotinfo to release 2026.3.1 by @soehms in #41803
• annotate heegner.py by @fchapoton in #41805
• optimize _from_dict to single pass when coerce=True and remove_zeros=True by @msinghbe24-wq in #41817
• allow GCC version 16 by @dimpase in #41819
• Update copyright year to 2026 by @cxzhong in #41820
• Move local references from sf/jack.py and ncsf_qsym/qsym.py to master bibliography by @aksharabhardwaj766-commits in #41821
• src/sage/rings/{complex,real}_arb.pyx: fix characteristic() type by @orlitzky in #41827
• Fix oddity in formatting string inside get_coercion_model().analyse(). by @emmanuelthome in #41828
• Changed old docs link to the current one (../meson.html to ../source.html). by @DuckyDuckme in #41834
• Update ECL directory path to version 26.3.26 in meson.build by @cxzhong in #41862
• a few details about usage of all and any by @fchapoton in #41864
• Add pre-commit hook by @gmou3 in #39085
• Support platform-specific wheels and add rpds-py as a dependency by @cxzhong in #41143
• Use safe methods for get and set in free modules by @cxzhong in #41264
• Witt vectors upgraded by @r-mb in #41326
• Implementation of blossoming trees for their bijection with Tamari intervals by @fwjmath in #41416
• more algorithms for .torsion_basis() over {finite, number, ""} fields by @yyyyx4 in #41530
• src/sage/structure/sequence.py: skip fewer cases when pbori is missing by @orlitzky in #41539
• semidistributive rowmotion by @mantepse in #41547
• New method map_coefficients for Laurent series by @r-mb in #41598
• Improvements to the construction of subalgebras by @tscrim in #41602
• Add random_bistochastic_matrices() special constructor by @JosePisco in #41621
• add python 3.14 in conda by @cxzhong in #41635
• Add is_pointed() method for convex cones by @orlitzky in #41665
• implement comparison of AdditiveAbelianGroupWrappers with the same universe by @yyyyx4 in #41667
• Fix typo in q-Pochhammer definition for negative n. by @dkwo in #41668
• src/sage/geometry: remove block-level "needs sage.foo" tags by @orlitzky in #41673
• some code cleanup in quaternion algebras by @yyyyx4 in #41677
• src/sage/ext/fast_callable.pyx: add INPUT/OUTPUT docs to fast_callabl… by @aksharabhardwaj766-commits in #41679
• src/sage/matrix: remove block-level "needs sage.foo" tags by @orlitzky in #41681
• src/sage/graphs: remove block-level "needs sage.foo" tags by @orlitzky in #41682
• Implement Oxley's visualization of R6, P6, P7, Q6 by @gmou3 in #41683
• Move references from combinat/rsk.py to master bibliography by @aksharabhardwaj766-commits in #41686
• src/sage/symbolic: remove block-level "needs sage.foo" tags by @orlitzky in #41688
• src/sage/rings: remove block-level "needs sage.foo" tags by @orlitzky in #41689
• Speed up fundamental group computations by @enriqueartal in #41691
• submodule membership testing ( in operator) by @rashadalsharpini in #41694
• Fix power of Integer with modulus 0 by @MajoranaOedipus in #41695
• Move references from combinat/shard_order.py to master bibliography by @aksharabhardwaj766-commits in #41699
• Upgrade GAP, libsemigroups by @trevorkarn in #41700
• some pep8 details in two files in matrix/ by @fchapoton in #41701
• final cleanup after 38126 by @fchapoton in #41703
• Add missing subdirectories for mpc, mpfi, and polybori in meson.build by @tobiasdiez in #41705
• doc: alert pexpect GAP interface to libgap library interface by @aksharabhardwaj766-commits in #41707
• add parameter immutable to graph generators in trees.pyx (part 1) by @dcoudert in #41708
• Install conftest.py with meson by @antonio-rojas in #41709
• some cython-lint details in algebras/ and crystals/ by @fchapoton in #41716
• various cython-lint details by @fchapoton in #41717
• Move references from 5 combinat files to master bibliography by @aksharabhardwaj766-commits in #41718
• add parameter immutable to graph generators in platonic_solids.py by @dcoudert in #41719
• matroids: make flats not require an argument by @c8ef in #41721
  *...

What's Changed

• partial cython-lint cleanup in matrix/ by @fchapoton in #41662
• Deprecate sage.misc.sage_ostools.have_program() by @orlitzky in #41666
• Fix the release trigger workflow name. by @c8ef in #41669
• add parameter immutable to graph generators in families.py (part 8) by @dcoudert in #41599
• add parameter immutable to graph generators in smallgraphs.py (part 12) by @dcoudert in #41604
• add parameter immutable to graph generators in intersection.py by @dcoudert in #41606
• add parameter immutable to graph generators in world_map.py by @dcoudert in #41607
• Clean up two obsolete sagemath-foo references by @orlitzky in #41608
• build/pkgs/libpng: update to 1.6.55 by @striezel in #41616
• Fix link to source installation guide in walkthrough by @davidlowryduda in #41618
• Bracket ops in GapElement_List with GAP_Enter()/GAP_Leave() by @vdbergh in #41620
• Fix #40355: clarify shortest_vector returns exact SVP solution by @aditisonkar12 in #41622
• Fix doctests related to singular: make them compatible with newer releases of Singular. by @jhpalmieri in #41624
• Delete install_{doc, dict} and lazy_import in combinat/all.py by @MajoranaOedipus in #41629
• matroids: use Py_hash_t for hashes by @gmou3 in #41630
• fix docstring in src/sage/graphs/graph.py by @dcoudert in #41631
• bump networkx to version 3.6.1 by @dcoudert in #41632
• Fix and enable some ruff PERF rules by @vincentmacri in #41633
• Adding number fields for dual schemes by @enriqueartal in #41636
• Add *.pyi files to the meson.build files for LSP development by @SeanDictionary in #41637
• remove some deprecated stuff in schemes + typing by @fchapoton in #41638
• remove one deprecation in logic/ by @fchapoton in #41639
• remove some deprecated stuff in number_fields by @fchapoton in #41640
• use sets instead of lists in the orbit decomposition by @mantepse in #41641
• Make broken_circuit_complex return immutable SimplicialComplex by @c8ef in #41642
• make a doctest in dynamical_semigroup.py clearer by @mantepse in #41644
• Remove some modularization docs by @orlitzky in #41645
• Upload documentation tarballs to GitHub releases by @c8ef in #41647
• pep8 cleanup + typing in indexed_free_monoid by @fchapoton in #41648
• small cleanup in graphic_matroid by @fchapoton in #41649
• refactor: collapse M = <def>; return M to return <def> by @gmou3 in #41651
• small cleanup in pyx files in combinat by @fchapoton in #41652
• Fix PresentationComplex not working for certain groups by @miguelmarco in #41654
• cython-lint cleanup in calculus and coding by @fchapoton in #41658
• √élu: minor typo in docstring, plus Velu→Vélu by @yyyyx4 in #41659
• cylint cleanup of Weil polynomials by @fchapoton in #41660
• use the correct name Erdős by @fchapoton in #41661
• macOS: allow to use Accelerate framework instead of OpenBLAS by @dimpase in #40397
• Upgrade pynormaliz to 2.24 and its dependencies by @cxzhong in #41098
• introduce the spine of a semidistributive lattice by @fchapoton in #41419
• Add Unique Hess Jacobian model, and some cleanup to function fields code by @vincentmacri in #41453
• Do not inherit from hyperelliptic curves for padic elliptic curve code by @GiacomoPope in #41496
• add parameter immutable to graph generators in smallgraphs.py (part 9) by @dcoudert in #41514
• Fix shadowed type annotations of builtins.list by @vincentmacri in #41549
• workaround for #38481: brute-force the kernel polynomial for bad characteristic-degree pairs by @yyyyx4 in #41565
• Fix tests with giac 2.0.0.19 by @antonio-rojas in #41572
• add parameter immutable to method LCFGraph by @dcoudert in #41573
• add parameter immutable to graph generators in families.py (part 5) by @dcoudert in #41593
• add parameter immutable to graph generators in families.py (part 6) by @dcoudert in #41594
• add parameter immutable to graph generators in families.py (part 7) by @dcoudert in #41597
• add parameter immutable to graph generators in chessboard.py by @dcoudert in #41605

New Contributors

• @c8ef made their first contribution in #41669
• @vdbergh made their first contribution in #41620
• @aditisonkar12 made their first contribution in #41622
• @SeanDictionary made their first contribution in #41637

Full Changelog: 10.9.beta6...10.9.beta7