2024.2.0

This is a major release of UFL and users are recommended to upgrade.

What's Changed

Features and API changes

• Fix extract block for tensor spaces by @jorgensd in #308
• Extend FormSplitter to handle restrictions by @jorgensd in #310
• Move grouping of integral from build_integral_data to group_form_integrals by @jorgensd in #305
• Remove broken/unused function by @jorgensd in #287

Other changes

• Updated to .md README by @jhale in #275
• Kebab case in build-wheels.yml by @jhale in #276
• Correct documentation links by @jhale in #277
• Remove unnecessary pip pinning by @garth-wells in #278
• Bump version. by @jhale in #279
• Add Windows CI step by @jhale in #281
• Clarify usage of pow and abs by @jorgensd in #286
• Handling of extract_blocks when part is equal to zero. by @jorgensd in #285
• Use extract_unique domain by @jorgensd in #291
• Fix argument-formatter. by @jorgensd in #288
• Remove unused definition to make ruff checks pass by @mscroggs in #299
• Use subdegree instead of superdegree to check cell bendy-ness by @connorjward in #295
• Relax assumption on BaseFormOperator's dual argument slot by @nbouziani in #283
• ConstantValue: Support general dtypes by @pbrubeck in #292
• Make cofunctionals terminal, and test by @dham in #300
• BaseForm: ensure that subclasses implement ufl_domains() by @pbrubeck in #302
• Move FiniteElement.components to FunctionSpace.components by @mscroggs in #307
• Fix pullback of double derivatives on Piola type elements by @jorgensd in #312

Full Changelog: 2024.1.0...2024.2.0

2024.1.0.post1

This release removes pip from the build-system requirements. It is otherwise functionally equivalent with 2024.1.0.

Full Changelog: 2024.1.0.post0...2024.1.0.post1

2024.1.0.post0

This release fixes a few small packaging issues. It is otherwise functionally equivalent with 2024.1.0.

Full Changelog: 2024.1.0...2024.1.0.post0

2024.1.0

What's Changed

• Bump version to 0.8.0.dev0 by @jhale in #217
• Add Spack test to Actions CI by @garth-wells in #218
• Add Spack test to CI by @garth-wells in #219
• AbstractFiniteElement by @mscroggs in #197
• Remove deprecated functionality (attach_operators_from_hash_data). by @jorgensd in #220
• Remove setup.cfg by @garth-wells in #223
• Fix coefficients optional kwarg when calling a Form by @mscroggs in #226
• topological_sorting: replace ineffective continue with break by @conpierce8 in #229
• Fix isort section in pyproject.toml by @francesco-ballarin in #231
• We do require pip>=22.3 for editable installs (PEP 660). by @jorgensd in #227
• Update wheel builder action. by @jhale in #230
• Typo in error message by @RemDelaporteMathurin in #233
• Remove ufl.legacy by @mscroggs in #224
• Change DOLFINx integration test image by @jhale in #235
• Update BaseForm's call by @nbouziani in #232
• ufl2unicode fail by @Ig-dolci in #237
• Convert rst to md by @mscroggs in #239
• use tsfc master on CI by @mscroggs in #240
• Update OMPI environment variables in FEniCSx integration test for openmpi v5 by @francesco-ballarin in #241
• Fix license file field. by @jhale in #244
• FormSum.coefficients should be ordered deterministically the same as Form.coefficients by @JHopeCollins in #243
• Expunge ufl_domain by @pbrubeck in #246
• Fix cofunction equality by @nbouziani in #247
• Bug-fix: do not call cell() in exterior_derivative by @pbrubeck in #248
• Drop fenics-dev@googlegroups.com in favor of fenics-steering-council@googlegroups.com by @francesco-ballarin in #250
• Bump actions/{download-artifact,upload-artifact} to v4 by @francesco-ballarin in #251
• Add Python 3.12 test coverage by @garth-wells in #253
• Github actions update by @garth-wells in #254
• Emmarothwell1/restricted function space by @dham in #252
• Remove geometric dimension from cell, move value_shape to FunctionSpace by @mscroggs in #249
• Reset FEniCSx CI branches by @mscroggs in #255
• Apply black formatting (using ruff) and the ruff linter by @garth-wells in #256
• Remove functions that were marked as to be removed after Dec 2023 by @garth-wells in #257
• Remove print statement by @jorgensd in #259
• remove print statement by @mscroggs in #258
• Fix zero simplification in BaseForm.add by @nbouziani in #262
• Fix extract_domains by @jpdean in #265
• Ruff fix by @mscroggs in #270
• Check ufl_signature by @Ig-dolci in #269

New Contributors

• @francesco-ballarin made their first contribution in #231
• @RemDelaporteMathurin made their first contribution in #233
• @Ig-dolci made their first contribution in #237
• @JHopeCollins made their first contribution in #243

Full Changelog: 2023.2.0...2024.1.0

2023.2.0

What's Changed

• Fix tag ref for CI by @chrisrichardson in #116
• Use Python warnings and exceptions instead of custom logging by @mscroggs in #137
• Handle form coefficients as an optional kwarg when calling a form by @pbrubeck in #125
• Use BaseArgument.eq in Argument by @michalhabera in #147
• Updates to avoid ufl_domain deprecation warnings by @garth-wells in #148
• fix TensorProductElement repr by @ksagiyam in #152
• Fix dev version number so pip doesn't report UFL as upgradable by @garth-wells in #153
• Bump min setuptools version and remove setup.py by @garth-wells in #154
• Replace pkg_resources with importlib.metadata and bump minimal Python version to 3.8 by @jorgensd in #158
• Fix typo in split by @nbouziani in #144
• fix str by @ksagiyam in #162
• Remove checks based on family name by @mscroggs in #161
• handle 0D integration in Ufl2unicode by @colinjcotter in #156
• Update UFL repository references by @albert-oliver in #165
• Refactor cells by @mscroggs in #168
• Reset FFCx branch by @mscroggs in #172
• Fix typo in definition of tetrahedron by @mscroggs in #173
• Remove type_extensions dependency by @garth-wells in #175
• Make FiniteElementBase subscriptable but not iterable by @conpierce8 in #180
• Delete unused code by @mscroggs in #163
• Ksagiyam/fix repr withmapping by @ksagiyam in #182
• Fix flake8 checks with new flake8 release by @mscroggs in #185
• Add Counted mixin class and refactor form signature computation by @connorjward in #178
• avoid error if Label not in renumbering by @mscroggs in #187
• Added 4d element types by @mscroggs in #188
• Fix issue #36 by @mrambausek in #37
• Add function determinant_expr_nxn by @lrtfm in #101
• Possible fix for taking scalar derivatives of vector coefficients using coefficient derivative maps by @cianwilson in #124
• Return correct Sobolev space for RestrictedElement by @pbrubeck in #128
• Implements the perp operator as a class by @tommbendall in #184
• Fix coefficients optional kwarg when calling a Form by @pbrubeck in #193
• Add trimmed serendipity to element list. by @dham in #195
• atan_2 changed to atan2 by @ignacia-fp in #196
• Group integrals with common integrand in IntegralData by @jorgensd in #92
• Update formatting by @mscroggs in #199
• reset branch name by @mscroggs in #200
• Some updates related to dualspace by @nbouziani in #194
• Deprecation messages for legacy features by @ignacia-fp in #201
• Add Interpolate and BaseFormOperator by @nbouziani in #205
• External operator dualspace by @nbouziani in #206
• Format docstrings by @mscroggs in #208
• Make tests pass flake8 checks by @mscroggs in #209
• Stop tests using deprecated initialisations by @mscroggs in #212
• Remove IrreducibleInt by @mscroggs in #213
• Reset Basix branch by @mscroggs in #215
• Update action differentiation by @nbouziani in #214
• convert Atan2 to atan2 not atan_2 by @dham in #216

New Contributors

• @nbouziani made their first contribution in #144
• @albert-oliver made their first contribution in #165
• @conpierce8 made their first contribution in #180
• @mrambausek made their first contribution in #37
• @cianwilson made their first contribution in #124
• @tommbendall made their first contribution in #184
• @ignacia-fp made their first contribution in #196

Full Changelog: 2023.1.1...2023.2.0

2023.1.1.post0

This release backports a fix e683148 for a major performance regression introduced in b9d3e97.

Fix version number.

All users of 2023.1.0 are recommended to update to this version.

Full Changelog: 2023.1.0...2023.1.1.post0

2023.1.1

Withdrawn, use 2023.1.1.post0.

Full Changelog: 2023.1.0...2023.1.1

2023.1.0

What's Changed

• Update version by @chrisrichardson in #115
• Override is_cellwise_constant for CellNormal by @michalhabera in #119
• H inf sobolev space by @dham in #117
• Sanitise unicode input by @dham in #111
• Add variant to EnrichedElement, TensorProductElement, etc by @pbrubeck in #121
• Implement sobolev_space() for BrokenElement and WithMapping by @pbrubeck in #126
• Allow multiple subdomain data by @jpdean in #120
• tsfc testing on ufl PRs by @chrisrichardson in #130
• Remove deprecated things by @mscroggs in #131
• Use Python warnings by @chrisrichardson in #133
• Fix FEniCSx integration action by @mscroggs in #134
• Restore comment in format that flake8 supports by @mscroggs in #136
• Remove usage of deprecated functions from the source code and testing by @jorgensd in #139
• Replace not isinstance(element, MixedElement) with element.num_sub_elements == 0 by @mscroggs in #122
• Pass more variants around by @mscroggs in #141
• Simplify coeff and constant naming by @chrisrichardson in #142
• Dual spaces by @mscroggs in #143

Full Changelog: 2022.2.0...2023.1.0

2022.2.0

What's Changed

• Update version by @chrisrichardson in #96
• Push docs to FEniCS/docs by @jhale in #98
• Fix push to pypi by @jhale in #100
• Editable installs with --user has been fixed with pip.__version__>=21.3.0 by @jorgensd in #104
• Use subscripts in place of superscripts by @dham in #105
• Change DOLFINx integration test image by @jhale in #110
• Fix lint by @dham in #112
• Fix signature for forms with identitcal constants and identical meshes (up to ufl_id) by @jorgensd in #113

Full Changelog: 2022.1.0.post0...2022.2.0

Version 2022.1.0

What's Changed

• Remove now unnecessary travis config by @wence- in #54
• Fix algorithmic scaling with number of subdomains for rmul by @wence- in #53
• Fix derivative index simplification by @wence- in #52
• Add prism cell by @chrisrichardson in #58
• Add pyramid by @jmv2009 in #59
• Fix doc building for modern sphinx by @wence- in #64
• Transform global derivatives of Jacobian to reference derivatives in preprocessed_form by @jpdean in #63
• Catch users who try to index UFL expressions with negative indices by @pefarrell in #66
• Fix the docstring for dot by @lrtfm in #67
• Refactor pullback application by @wence- in #68
• Performance improvements for transformations by @wence- in #69
• Allow variant hints to be passed into VectorElement and TensorElement by @mscroggs in #71
• Add set of continuous families not requiring a restriction by @jorgensd in #73
• Create FUNDING.yml by @jhale in #75
• Add function to get the ufl.Cell corresponding to a cell's facet by @jpdean in #76
• Remove cellname2facetname by @jpdean in #77
• Wence/reconstruct tp by @wence- in #78
• Modernise Python packaging by @jhale in #79
• Add Python 3.10 to Actions CI by @garth-wells in #85
• Add workflow to run DOLFINx and FFCx tests by @mscroggs in #86
• Parse multiple expressions by @michalhabera in #74
• Add functions to strip and attach data references in forms by @connorjward in #55
• Make UFL files Python by @michalhabera in #90
• Update syntax for wheel build by @jhale in #91
• Signature computation speedup by @michalhabera in #94

New Contributors

• @jmv2009 made their first contribution in #59
• @jpdean made their first contribution in #63
• @lrtfm made their first contribution in #67
• @mscroggs made their first contribution in #71
• @jhale made their first contribution in #75
• @michalhabera made their first contribution in #74
• @connorjward made their first contribution in #55

Full Changelog: 2021.1.0...2022.1.0