10.9.beta7

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

10.9.beta6

What's Changed

• Tropical matrices by @xcaruso in #41205
• Use sig_block to avoid conflict signal handle by @cxzhong in #41209
• Carlitz factorial and Bernoulli-Carlitz numbers by @xcaruso in #41300
• Initial version of abstract key exchange protocol functionality, with example implementations by @vincentmacri in #41446
• Fix out-of-bounds bitset access in Graph.add_vertex by @harrshita123 in #41489
• Eliminate remaining 32- and 64-bit doctest output tags by @orlitzky in #41540
• sage/graphs/graph_database.py: compute database path only on init by @orlitzky in #41560
• do not cache gap twice by @mantepse in #41562
• specialized (much faster) method to compute elliptic-curve division field over finite fields by @yyyyx4 in #41563
• Bug in the computation of the class polynomial by @xcaruso in #41564
• Fix #41566 (no Khoca attribute error) by @MajoranaOedipus in #41567
• return integer points in simplices as immutable vectors by @fchapoton in #41571
• Fix the space insufficent problem in github ci by @cxzhong in #41576
• remove all deprecated stuff in modular again by @fchapoton in #41578
• get rid of old cruft half in class_function.py by @fchapoton in #41579
• Enable Debugger in the Jupyter kernel by @behackl in #41580
• remove some deprecated stuff in number_fields by @fchapoton in #41581
• remove a deprecation in matrix_double_dense by @fchapoton in #41582
• Make update-conda.py executable by @saraedum in #41585
• some pep8 cleanup in tensor/ by @fchapoton in #41588
• add parameter immutable to graph generators in families.py (part 4) by @dcoudert in #41592
• Fixing bugs in the exterior algebra Gröbner basis F4 algorithm implementation by @tscrim in #41596
• use the upstream (linbox) patch by @dimpase in #41613
• Fix AlgebraicNumberPowQQAction corner case by @user202729 in #40739
• update cython to 3.2.4, distlib to 0.4.0 by @dimpase in #41409
• Move some sage.misc.latex imports to top-level by @tobiasdiez in #41444

Full Changelog: 10.9.beta5...10.9.beta6

10.9.beta5

What's Changed

• add parameter immutable to (bi_|strongly_)connected_components_subgraphs by @dcoudert in #41493
• Fix as_sum_of_permutations over inexact rings by @user202729 in #41502
• some typing annotations in rings/ by @fchapoton in #41505
• add parameter immutable to graph generators in smallgraphs.py (part 2) by @dcoudert in #41506
• add parameter immutable to graph generators in smallgraphs.py (part 3) by @dcoudert in #41507
• add parameter immutable to graph generators in smallgraphs.py (part 4) by @dcoudert in #41508
• add parameter immutable to graph generators in smallgraphs.py (part 5) by @dcoudert in #41509
• add parameter immutable to graph generators in smallgraphs.py (part 6) by @dcoudert in #41510
• add parameter immutable to graph generators in smallgraphs.py (part 7) by @dcoudert in #41511
• add parameter immutable to graph generators in smallgraphs.py (part 8) by @dcoudert in #41512
• add parameter immutable to graph generators in smallgraphs.py (part 10) by @dcoudert in #41515
• add parameter immutable to graph generators in smallgraphs.py (part 11) by @dcoudert in #41516
• remove deprecated stuff in modular by @fchapoton in #41517
• some cleanup in isogeny_small_degree.py by @yyyyx4 in #41519
• Fix typo in developer docs for ruff, clearer wording by @vincentmacri in #41524
• build/pkgs/m4ri: update to 20260122 by @striezel in #41526
• fix .inverse_image() returning the zero element on the wrong curve by @yyyyx4 in #41529
• fix relabelling of constellations by @mantepse in #41534
• fix issue #41533 by @dcoudert in #41536
• typing in finite_state_machine generators by @fchapoton in #41541
• Deprec after 38184 by @fchapoton in #41542
• fix issue in to_bytes() for finite fields by @GiacomoPope in #41546
• Permutation return types by @mantepse in #41551
• fix the error message in #41502 by @cxzhong in #41553
• fix doctest warning in src/sage/rings/finite_rings/element_base.pyx by @dcoudert in #41561
• add parameter immutable to methods in src/sage/graphs/graph_decompositions/randwidth.pyx|vertex_separation.pyx by @dcoudert in #39947
• Add parameter forbidden vertices to methods related to biconnected components by @dcoudert in #40965
• Distinguish between base and A_field for Drinfeld modules by @xcaruso in #41289
• Remove outdated needs sage.rings.real_interval_field annotations by @tobiasdiez in #41404
• adding two useful methods to lattice polytopes by @fchapoton in #41456
• improvement of method vertex_separation_BAB by @dcoudert in #41458
• add parameter immutable to graph generators in families.py (part 1) by @dcoudert in #41467
• add parameter immutable to graph generators in families.py (part 2) by @dcoudert in #41470
• add parameter immutable to graph generators in smallgraphs.py (part 1) by @dcoudert in #41501
• Prevent order mismatch in words function by @cxzhong in #41197
• Fix some formatting details by @user202729 in #41422
• add parameter immutable to graph generators in families.py (part 3) by @dcoudert in #41471
• Add missing files to documentation by @r-mb in #41522
• PR for #36198: fix return types in permutation.py so that methods return type Integer instead of type int. by @jhpalmieri in #36199

Full Changelog: 10.9.beta4...10.9.beta5

10.9.beta4

What's Changed

• Reenable pytest again as part of sage -t by @tobiasdiez in #40446
• CI: Merge ci-macos into ci-distro by @tobiasdiez in #40800
• Update sage -b to use ninja and deprecate sage -br by @Hapsa21 in #41174
• Add type annotations for rings and parents by @tobiasdiez in #41232
• Simplify ruff configuration by @vincentmacri in #41259
• Fedora pari/gp package names added/documented by @dimpase in #41272
• Use SPDX license expression instead of deprecated license classifiers by @cxzhong in #41331
• Fix quotient ring sqrt by @grhkm21 in #41387
• add meson_python to PYTHON_TOOLCHAIN by @dimpase in #41421
• Ignore meson-generated build folders by @user202729 in #41423
• Minor correct a typo in error msg of Integer.multifactorial by @MajoranaOedipus in #41440
• pass TERM="dumb" to expect by @dimpase in #41442
• remove deprecated stuff in modular/arithgroup by @fchapoton in #41447
• remove deprecated stuff in combinat/sf by @fchapoton in #41448
• Remove references to sagemath-standard from documentation by @tobiasdiez in #41449
• remove deprecated operation between reals by @fchapoton in #41457
• Fix docstring formatting to raw string literals by @tobiasdiez in #41459
• remove some deprecated stuff in rings/polynomials by @fchapoton in #41460
• Update uv lock file and improve uv installation procedure by @tobiasdiez in #41461
• Update Meson build dependencies for polynomial modules to be more specific by @tobiasdiez in #41462
• Fix capitalization of PREP tutorial links by @chiragveerwani in #41464
• details in sandpile.py by @fchapoton in #41465
• add parameter immutable to cosetGraph by @dcoudert in #41466
• Consolidate most 32- and 64-bit special cases in the doctests by @orlitzky in #41468
• Prevent leaking file descriptors when using database files by @antonio-rojas in #41469
• using cached_method inside one file in abvar/ by @fchapoton in #41473
• Rename folders that were not valid python package names by @vincentmacri in #41476
• cleanup in cryptominisat.py by @fchapoton in #41479
• some cleanup in term_order.py by @fchapoton in #41480
• Absolute and resorted imports in sage.interfaces by @tobiasdiez in #41481
• Absolute and resorted imports in sage.algebras by @tobiasdiez in #41482
• Fix feedback_vertex_set for immutable graphs by @Ordoviz in #41487
• Fix all_cycles_iterator for immutable graphs by @Ordoviz in #41488
• Attempt to fix flaky integration test by @vincentmacri in #41490

New Contributors

• @MajoranaOedipus made their first contribution in #41440
• @chiragveerwani made their first contribution in #41464

Full Changelog: 10.9.beta3...10.9.beta4

10.9.beta3

What's Changed

• typing annotations in quasi-modular forms by @fchapoton in #41324
• remove some deprecated stuff in matrix/ by @fchapoton in #41388
• remove deprecated stuff in monoids/ by @fchapoton in #41393
• Add support for Hilbert series of graded commutative algebras by @trevorkarn in #41396
• getting rid of _coerce_c_impl by @fchapoton in #41397
• allow macOS sed by @dimpase in #41399
• add doctest for volume of polyhedra by @fchapoton in #41401
• build/pkgs/nauty: Update to 2.9.3 by @striezel in #41402
• Fix scalar multiplication for zero-size GF(2^e) matrices by @harrshita123 in #41403
• Fix a few compiler warnings in sage.rings by @tobiasdiez in #41405
• remove some deprecated stuff in topology/ by @fchapoton in #41406
• Fix crash in higher-level FockSpace G-basis conversion by @taoqin-math in #41408
• PolynomialRingConstructor: Use IntegerModRing.is_field() instead of K.order().is_prime() as it is cached by @c0rydoras in #41410
• some annotations for gap_init -> str by @fchapoton in #41411
• Libgap conjugacy class by @fchapoton in #41412
• Ensuring PALP fails consistently without returning misleading data by @rashadalsharpini in #41414
• on --disable-doc, prevent meson from scanning doc directories by @dimpase in #41418
• Remove unnecessary _zero_word field in matrix_gf2e_dense by @user202729 in #41424
• remove deprecated stuff in modular/hecke by @fchapoton in #41430
• remove some deprecated stuff in schemes/ by @fchapoton in #41431
• Fix test failures with scipy 1.17 by @antonio-rojas in #41433
• remove some deprecated stuff in categories/ by @fchapoton in #41436
• remove some deprecated stuff in groups/ by @fchapoton in #41437
• Remove CBLAS_PC_MODULES variable by @tobiasdiez in #41439
• gap: use GAP_IN from kernel API by @fingolfin in #35861
• Avoid calling hermite_form() on construction of ℤ-submodule by @user202729 in #40371
• Meson: Build docs for Maxima as well by @tobiasdiez in #40816
• Meson: make pari a dependency of cypari2 by @tobiasdiez in #40844
• some details in Galois groups by @fchapoton in #41372
• remove deprecated stuff in matroids/ by @fchapoton in #41389

New Contributors

• @striezel made their first contribution in #41402
• @harrshita123 made their first contribution in #41403
• @taoqin-math made their first contribution in #41408
• @rashadalsharpini made their first contribution in #41414

Full Changelog: 10.9.beta2...10.9.beta3

10.9.beta2

What's Changed

• use decomposition into bi/tri-connected components and atoms for iterating over minimal separators by @dcoudert in #39383
• Remove some confusion in gap interface conversion method by @user202729 in #39909
• using pari for elliptic and Eisenstein L-series by @fchapoton in #40465
• introduce the category of graded lattices by @fchapoton in #40945
• implement the lattices of sashes and pellytopes by @fchapoton in #40999
• Docs: unconditionally show plain Python example by @tobiasdiez in #41142
• Update FLINT package version and checksums to 3.4.0 by @cxzhong in #41247
• Implement Polynomial_real_arb by @user202729 in #41306
• RDF[] for libsingular, delegate ideal comparison and .divides() to singular by @user202729 in #41309
• some type annotations in categories/examples by @fchapoton in #41323
• RealSet: Implement simplest_rational for RealSet by @gulshan-123 in #41340
• bump primecount to 8.0 and primecountpy to 0.2.1 by @dimpase in #41341
• fix Laplace transform doctests by @dimpase in #41345
• Fix execution_count for newer ipython version by @cxzhong in #41346
• bump cddlib to 0.94n by @dimpase in #41347
• some cleanup in lie_conformal_algebras/ by @fchapoton in #41350
• Remove unused variables (mostly SAGE_VENV) by @tobiasdiez in #41358
• bump memory_allocator to 0.2.0 by @dimpase in #41360
• various small changes in combinat/ by @fchapoton in #41369
• Improve printing of elements of free nilpotent Lie algebra by @tscrim in #41371
• The bases for the free Lie algebras are graded bases by @tscrim in #41373
• a bunch of typos by @fchapoton in #41378
• remove some deprecated things in combinat/ by @fchapoton in #41379
• remove deprecated functions in algebras/ by @fchapoton in #41380
• remove deprecated stuff in data_structures by @fchapoton in #41381
• remove deprecated stuff in geometry by @fchapoton in #41382
• remove some deprecated stuff in groups by @fchapoton in #41383
• remove deprecated stuff in homology by @fchapoton in #41384
• remove some deprecated material in interfaces by @fchapoton in #41385
• Fix inline literal interpreted as LaTeX math by @j824h in #41391
• remove some deprecated stuff in modules by @fchapoton in #41392
• Fix one more doctest failure with Python 3.14 by @antonio-rojas in #41394
• Fix test failures with pyparsing 3.3 by @antonio-rojas in #41395

New Contributors

• @j824h made their first contribution in #41391

Full Changelog: 10.9.beta1...10.9.beta2

10.9.beta1

What's Changed

• purge old pythons from docs and metadata, update conda instructions by @dimpase in #41322
• Fix Deprecation Warning in conftest by @cxzhong in #41329
• fix: support ideals over finite fields where p > 2^29 by @c0rydoras in #41335
• Fix a test failure with numpy 2.4 by @antonio-rojas in #41342
• Allow passing elements to OperationTable not closed under operation by @venczelzs in #40108
• Fix issue 40469: homology with generators=True for chain complexes with differentials whose entries contain numbers other than 0, 1 should give the correct answer. by @jhpalmieri in #40470
• Use accelerate for Conda on macos by @tobiasdiez in #40520
• Try to fix binomial CI failure, take 2 by @user202729 in #41075
• ⬆️ Bump actions/download-artifact from 4 to 6 by @dependabot[bot] in #41106
• Implement isdisjoint for finite sets by @whoami730 in #41107
• fix is_free method for new version Singular by @cxzhong in #41138
• Refactor degree sequence functions by @cxzhong in #41188
• Update uv.lock for Python 3.14 compatibility by @tobiasdiez in #41281
• bump m4ri to the latest version (20251207), drop upstreamed patch by @dimpase in #41286
• [docs] p-adic: Update docs to change printing-mode=digits to digits-unicode by @gulshan-123 in #41304
• create a monoid of lattice polytopes by @fchapoton in #41308
• Make ode functionality tested, add const-correctness by @user202729 in #41311
• Make several parts of the code base const-correct by @user202729 in #41314
• using https more in combinat headers by @fchapoton in #41319
• check that #41267 is really fixed by @dimpase in #41325
• Fix integer overflow in is_small_power() for large int values by @Yashagarwal9798 in #41328
• Fix conftest.py being deleted by configure script by @cxzhong in #41333

New Contributors

• @venczelzs made their first contribution in #40108
• @Yashagarwal9798 made their first contribution in #41328

Full Changelog: 10.9.beta0...10.9.beta1

10.9.beta0

What's Changed

• Fix bugs in word concatenation by @videlec in #40691
• Call sig_block() in integral callback by @user202729 in #40980
• Faster cardinality and repr implementation of Set_object_enumerated by @user202729 in #41182
• fix the infinite loop in lie algebra by @cxzhong in #41200
• Fix inconsistency of != with is_zero() and matrix symmetry by @cxzhong in #41212
• add method "is_cayley" to lattice polytopes by @fchapoton in #41224
• remove a few unused imports by @fchapoton in #41238
• Implement Integer.radical() to fix ArithmeticError on 0.radical() by @Hapsa21 in #41239
• Implement is_square for LaurentSeries by @Hapsa21 in #41240
• libatomic_ops: Update to 7.10.0 by @ivmai in #41241
• Try to optimize integral basis computation for global function fields over prime finite fields by @vincentmacri in #41242
• CircuitsMatroid: check for empty dict before min by @gmou3 in #41254
• Fixed typo in documentation in multi_polynomial_ideal.py file by @bbdaumen in #41255
• fix corner case of plethysm with tensors by @zabrocki in #41257
• Fix error in latex (pgf) generation of Graphics objects due to spec changes upstream (matplotlib) by @fwjmath in #41262
• add a doctests tolerance by @cxzhong in #41263
• Fix for projective curve pickling, enabling more tests for function field Jacobians by @vincentmacri in #41265
• Enhance divisibility checks for Laurent polynomials by @cxzhong in #41269
• Add digits-unicode option to print_mode in p-adic numbers by @gulshan-123 in #41276
• Fix logic error when computing rank deficient weak Popov forms with some options by @vneiger in #41280
• floor division (//) for IntegerFactorization objects Implemented by @Hapsa21 in #41284
• Improve normalization and inverse handling for Laurent Polynomials by @cxzhong in #41287
• some annotations and pep8 in generic_graph.py by @fchapoton in #41290
• a few minor details in special_values.py by @fchapoton in #41293
• Use fmpz_init_set_readonly at several places by @user202729 in #41295
• some annotations -> bool by @fchapoton in #41297
• Add warning about imports to all.py by @nbruin in #41302
• Make conversion from integer-valued real number to rational exact by @user202729 in #41303
• some cleanup for S-unit solver by @fchapoton in #41305
• remove method simon_two_descent by @fchapoton in #41307
• Explain how to disable generating targets for docbuilding at pip install step by @user202729 in #41312
• Implementing zonotopal algebras of linear matroids by @tscrim in #40264
• Fix fragile doctest sorting in multi_polynomial_ideal by @Hapsa21 in #41206
• introduce the category of Bounded posets by @fchapoton in #41216

New Contributors

• @bbdaumen made their first contribution in #41255
• @zabrocki made their first contribution in #41257
• @gulshan-123 made their first contribution in #41276

Full Changelog: 10.8...10.9.beta0

10.8

Full Changelog: 10.8.rc3...10.8

10.8.rc3

What's Changed

• Fix --with-python option not being honored when cache exists by @cxzhong in #41260
• build givaro, fflas-ffpack and linbox without native arch in SAGE_FAT_BINARY by @cxzhong in #41279
• Fix doctests for Python 3.14 and support python 3.14 by @cxzhong in #41086
• restore lazy_import of maxima in calculus.py by @nbruin in #41292

Full Changelog: 10.8.rc1...10.8.rc3