v0.11.0

The detailed Changelog below will be curated in the coming weeks.

A high-level summary of Python API changes is available here: https://github.com/FEniCS/dolfinx/blob/v0.11.0/python/doc/source/release_notes.md

What's Changed

• Backport from release branch. by @jhale in #3958
• Fix typing error by @mscroggs in #3961
• Bump versions to dev by @jorgensd in #3962
• Add version depndent intersphinx mapping by @jorgensd in #3960
• Final fixes to documentation build by @jhale in #3963
• More robust version check test by @jhale in #3965
• AbstractCell members are now properties by @schnellerhase in #3926
• Remove build-requirements.txt by @schnellerhase in #3955
• Fix end-user images by @jhale in #3966
• Documentation typo in SNES setFunction by @a-latyshev in #3967
• Typo fixes by @mleoni-pf in #3969
• Fix Spack CI cache issue by @jhale in #3970
• Undefined call to cell_num_entities for point meshes. by @jorgensd in #3974
• Remove num_entity_dofs and num_entity_closure_dofs as they are inconsistent for pyramid/prism cells by @chrisrichardson in #3977
• Fix: copy drops function name by @schnellerhase in #3978
• More robust ctest setup for MPI C++ tests. by @jhale in #3984
• Bump actions/upload-artifact from 4 to 5 by @dependabot[bot] in #3968
• Reflect change to UFCx version number in release instructions by @jhale in #3986
• Move to our Spack package fork. by @jhale in #3981
• Small further tweak to Spack CI by @jhale in #3987
• Fix repr in AdjacencyList by @finsberg in #3990
• Allow stable tagging image to have different tags dev-env and end-users. by @jhale in #3991
• Add Conda 3.13 to weekly conda install check by @jhale in #3992
• Fix unsigned int bug in sort test and C++ standard library assertions by @jhale in #3996
• Adds xfail test for scotch partitioner by @schnellerhase in #4001
• Fix: single process input parallel mesh generation test by @schnellerhase in #4003
• Fix output file paths in VTXWriter by @jorgensd in #4008
• fix build with adios2 v2.11.0 by @qbisi in #4004
• Overlay Spack FEniCS package repo over upstream by @jhale in #4009
• Fix clang@15 compile by @schnellerhase in #4011
• Fix test_mpi_comm_refcount with Python 3.14 (#4014) by @AdrianBunk in #4016
• Bump actions/checkout from 5 to 6 by @dependabot[bot] in #3999
• Bump mpi4py/setup-mpi from 1.2.2 to 1.3.4 by @dependabot[bot] in #3911
• Bump actions/cache from 4 to 5 by @dependabot[bot] in #4018
• Bump actions/upload-artifact from 5 to 6 by @dependabot[bot] in #4019
• Expose max_facet_to_cell_links by @jorgensd in #4017
• Bump mpi4py/setup-mpi from 1.4.0 to 1.4.1 by @dependabot[bot] in #4020
• Compile time string definitions in defines.h by @schnellerhase in #4021
• Improve some EM demos by @jorgensd in #4000
• Mleoni/typo fixes by @mleoni-pf in #4024
• Fix order of arguments in docstring of dolfinx.mesh.create_mesh by @finsberg in #4029
• Bump versions in docker by @schnellerhase in #4023
• Template SparsityPattern for MatrixCSR constructor by @chrisrichardson in #4028
• Test docstrings with ruff by @garth-wells in #4031
• Fix documentation by @schnellerhase in #4032
• VTXWriter check unique names by @schnellerhase in #4034
• Small tweaks and update Conda Windows gotchas. by @jhale in #4037
• Improve demo dimension usage by @schnellerhase in #4039
• Fix for rank 1 dataset in HDF with chunking turned on. by @chrisrichardson in #4043
• PetscErrorCode can be an enum by @schnellerhase in #4044
• Simple fix for submesh interpolation by @garth-wells in #4048
• Fix: CI C++ test compile time by @schnellerhase in #4050
• Experimental binary wheel builder by @jhale in #4042
• Attempt to trigger SIGTRAP in CI by @jhale in #4051
• Fix logic and uses ranges in interpolate by @garth-wells in #4049
• Fix a bug in VTKHDF unit tests by @chrisrichardson in #4057
• Fix in PETSc pkgconfig setup by @jhale in #4055
• Use overlay on top of Spack upstream by @jhale in #4058
• SuperLU_DIST solver interface by @jhale in #4054
• Split SuperLU solver and matrix by @jhale in #4061
• Remove reserved keywords from class members by @jhale in #4062
• Tweaks to SuperLU constructors by @jhale in #4063
• Fix exterior facet integrals from meshtags by @jorgensd in #4041
• New ruff - switch to 0.15. by @jhale in #4068
• Experimental threaded mesh construction by @garth-wells in #4060
• Check fit for int_t on SuperLUDist boundary by @jhale in #4065
• Use filesystem path rather than strings for paths to VTKHDF writer by @jorgensd in #4067
• Nuke pkgconfig.py by @jhale in #4064
• Re-enable SonarCloud on main by @jhale in #4069
• Add type hinting and python wrapper around entity-map in Python by @jorgensd in #4071
• Wrap SuperLU_DIST solver options by @jhale in #4072
• Fix thread performance issue by @garth-wells in #4076
• Pin setuptools verison on macos CI (workaround petsc4py issue) by @garth-wells in #4077
• Bump mpi4py/setup-mpi from 1.4.1 to 1.4.2 by @dependabot[bot] in #4079
• Allow SuperLU_DIST to solve with repeated right-hand sides by @jhale in #4074
• Attempt to fix Windows CI by @jhale in #4080
• Fix dofmap builder performance fixes by @garth-wells in #4081
• Make low-level default args not-default by @garth-wells in #4082
• Fix Spack in install in CI by @garth-wells in #4087
• Fix dtype in interpolation test by @schnellerhase in #4092
• Fix some errors in geometry python constructor by @jorgensd in #4097
• add cpp stub files by @qbisi in #4096
• Radix sort template argument fix, provides performance boost by @garth-wells in #4099
• Revert "add cpp stub files (#4096)" by @jhale in #4100
• Apply new clang-format by @schnellerhase in #4104
• Fix wrong span extent in _lift_bc_interior_facets by @michalhabera in #4102
• Move nanobind declarations to header files by @michalhabera in #4084
• Expose JIT MPI communicator by @jhale in #4107
• Threaded mesh topology construction improvements by @garth-wells in #4083
• Improve Topology code readability by @garth-wells in #4109
• Improve C++ docs by @jorgensd in #4036
• Add overload type declaration for AdjacencyList by @schnellerhase in #4094
• Add better error handling for locate_dofs_topological by @jorgensd in #4033
• Mesh build performance improvements by @garth-wells in #4110
• Topology simplifications by @garth-wells in #4111
• Improve biharmonic demo by @jorgensd in #4108
• Bump actions/upload-artifact from 6 to 7 by @dependabot[bot] in #4116
• Bump docker/build-push-action from 6 to 7 by @dependabot[bot] in #4122
• Bump docker/setup-buildx-action from 3 to 4 by @dependabot[bot] in #4120
• Bump docker/login-action from 3 to 4 by @dependabot[bot] in #4121
• Introduce threading for collision detection by @jorgensd in #4123
• Fix various asserts by @chrisrichardson in #4125
• Remove memory allocations from loops in GJK by @jorgensd in #4128
• Fix: pass args to MatrixCSR.{set, add} as ndarray (not list) by @schnellerhase in #4132
• Update some functions to use mixed-topology by @chrisrichardson in #4133
• Add nb::arg to mixed topology mesh constructor by @jorgensd in #4093
• Remove default behavior from non-affine pullback. by @jorgensd in #4117
• Remove NewtonSolver from hyperelasticity demo by @chrisrichardson in #3929
• Test on macOS against kahip brew package by @schnellerhase in #4148
• Dockerimage: version bumps by @schnellerhase in #4147
• Remove column_index_map from SparsityPattern by @chrisrichardson in #4149
• fix: added missing thread import by @mattfil in #4150
• Matrix multiplication does not change MatrixCSR by @chrisrichardson in #4151
• Simplifying lifting by @chrisrichardson in #4136
• Add support for VTK biquadratic pyramid by @chrisrichardson in #4162
• Make lifting work for mixed meshes by @jorgensd in #4165
• Add missing throw in superlu_dist.cpp by @chrisrichardson in #4155
• Use cmap(i) in Geometry by @chrisrichardson in #4169
• Fix: adios2 bug by @schnellerhase in #4158
• Add transfer tags to submesh by @jorgensd in #4172
• Correction to the mixed-mesh test fixture by @chrisrichardson in #4174
• Fixed very critical typo by @massimiliano-leoni in #4175
• MatrixCSR enhancements by @chrisrichardson in #4153
• Add missing include in mesh/utils.h by @francesco-ballarin in #4178
• Add dtype coverage for mixed topology test by @Siya-05 in #4180
• Bump conda-incubator/setup-miniconda from 3 to 4 by @dependabot[bot] in #4181
• Remove now ancient ruff pin. by @jhale in #4182
• Transpose operation on MatrixCSR by @chrisrichardson in #4179
• Update numpy lower bound by @jhale in #4183
• Add matrix free demo using PETSc by @jorgensd in #3938
• Minor bugfixes by @chrisrichardson in #4186
• Fix set_bc by @jorgensd in #4176
• Update ADIOS2 version to 2.12.0 by @jorgensd in #4188
• Bump adios to 2.12.1 by @schnellerhase in #4189
• Use PETSc CTX for SNES solver by @jorgensd in #4139
• Extend mypy checks to test/ and demo/ by @schnellerhase in #4154
• Add maximum marking by @schnellerhase in #4156
• Add real element to DOLFINx by @jorgensd in #4170
• Fix Spack on main weekly run by @jhale in #4190
• Re-enable macOS main CI run by @jhale in #4192
• Reenable Windows CI on main by @jhale in #4193
• dtype coverage for mixed topology tests by @Siya-05 in #4194
• Extend derivative block to derive residuals from functionals by @Joseabcd in #4118
• conda: avoid defaults channel by @minrk in #4195
• Add typing generics by @schnellerhase in #4131
• Add SuperLU_DIST LinearProblem class by @jhale in #4185
• Add point mesh constructor by @jorgensd in #4171
• Pass correct cell/facet index in tabulate_expression by @michalhabera in #4103
• Tweaks to new LinearProblem class by @jhale in #4198
• Fix Spack builds and Clang 22 with older version of Catch2 by @jhale in #4197
• Windows now has 0.10 packages by @jhale in #4201
• Update badge links in README.md by @jhale in #4202
• Fix Mesh.RecombineAll option from 2 to 1 by @jhale in #4204
• More debugging of Gmsh issue by @jhale in #4206
• Allow built-in meshes to be embedded in gdim >= tdim by @jhale in #4203
• Remove zeros in sparse matrix multiplication by @chrisrichardson in #4200
• Mini typo by @massimiliano-leoni in #4207
• Doc typos by @massimiliano-leoni in #4209
• Add most linear and quadratic vtk cell types from VTK to IO by @jorgensd in #4212
• Finalise dtype parametric mixed top. tests by @schnellerhase in #4215
• Mypy check on non-isolated install by @schnellerhase in #4216
• Mixed topology assemble scalar and gmsh api + fix GMSH tests on AlmaLinux by @jorgensd in #4214
• Add AI contribution guide by @michalhabera in #4211
• Drop Python 3.10 support for upcoming release by @jhale in #4218
• Mini documentation fix in mesh.py by @massimiliano-leoni in #4221
• Extend mypy checks to test/ by @schnellerhase in #4135
• Switch to pydata-sphinx-theme by @jhale in #4219
• Enable doc build and push on push to main by @jhale in #4222
• Create new mesh with interpolation of existing mesh geometry by @jhale in #4205
• Make partitioner options explicit by @garth-wells in #4114
• Extend interpolate_geometry tests to GLL by @jhale in #4223
• Cleanup macOS CI by @jhale in #4225
• Version bump Dockerfile.test-env by @jhale in #4224
• Use PEP639 SPDX licensing by @jhale in #4226
• Add new UFL version bump instructions by @jhale in #4228
• Indexing of Geometry cmaps and dofmaps for multiple cell types by @chrisrichardson in #4227
• Allow expressions with submeshes by @jorgensd in #4140
• Align Functionspace.dofmap(s) interface by @schnellerhase in #4231
• Minor changes to PML by @jorgensd in #4232
• Add missing #include <format> in cpp/dolfinx/fem/pack.h by @francesco-ballarin in #4233
• Fix WARNING: Unknown interpreted text role py. [myst.role_unknown] in demo_pml by @francesco-ballarin in #4234
• Preliminary release notes for the upcoming release by @jorgensd in #4230

New Contributors

• @qbisi made their first contribution in #4004
• @AdrianBunk made their first contribution in #4016
• @mattfil made their first contribution in #4150
• @Siya-05 made their first contribution in #4180
• @Joseabcd made their first contribution in #4118

Full Changelog: v0.10.0...v0.11.0