Version 0.4.0

What's Changed

• Support single install from top-level directory by @garth-wells in #263
• Remove Intel 'Classic' compiler from CI by @garth-wells in #264
• Allow discontinuous elements by @mscroggs in #260
• Reset FFCx and DOLFINx branches by @mscroggs in #265
• Add Issac's GLL points on triangle and tetrahedron by @mscroggs in #267
• Disable GLL points on pyramid by @mscroggs in #271
• Round data_size up, not down by @mscroggs in #272
• Make numba requirement optional by @mscroggs in #273
• Generalise lattice creation by @mscroggs in #278
• Remove type_to_str and str_to_type functions from cpp by @mscroggs in #270
• Add Chebyshev point lattice by @mscroggs in #279
• Reset branches by @mscroggs in #280
• Update API to use vector by @chrisrichardson in #281
• Remove include set by @mscroggs in #282
• Add centroid simplex method by @mscroggs in #283
• Add GL points for Lagrange by @mscroggs in #284
• Use lib/ when installing the C++ library using Python by @garth-wells in #287
• Use CMake relative path when installing with top level pip by @garth-wells in #288
• Do not install xtensor-blas via CMake by @garth-wells in #289
• Remove xtensor-blas dependency by @garth-wells in #291
• Add interpolation between elements by @mscroggs in #292
• Improve documentation of implementation by @mscroggs in #294
• Update docs by @mscroggs in #295
• Builds and tests manylinux wheels for various x86-64 Pythons by @jhale in #286
• Tweak wheel action. by @jhale in #297
• Jhale/wheel action tweaks by @jhale in #298
• Improve wheel creation by @jhale in #299
• Missing ref in build wheel action by @jhale in #300
• More RPATH adjustments by @jhale in #301
• add BDMCE and BDMCF to map of finite element names by @mscroggs in #302
• Improve documentation by @mscroggs in #303
• Add helper function that returns shape of the array used in FiniteElement::tabulate by @garth-wells in #308
• Remove duplicate tabulate by @mscroggs in #309
• reset FFCx branch by @mscroggs in #312
• Write some demos by @mscroggs in #307
• Allow creation of low order Lagrange without a variant by @mscroggs in #315
• Use an enum instead of a string for quadrature rules by @mscroggs in #317
• revert FFCx and DOLFINx branches to main by @mscroggs in #318
• Fix small typo by @IgorBaratta in #319
• Allow DG0 on a point by @mscroggs in #316
• Tighten up scoping by @garth-wells in #320
• Add JOSS paper by @mscroggs in #321
• Add VTK variant of Lagrange by @mscroggs in #293
• Add simple cpp demo by @IgorBaratta in #322
• Fix for 'maybe unused' variable in release mode by @jorgensd in #323
• Update JOSS paper by @mscroggs in #324
• Apply "iwyu" suggestions by @IgorBaratta in #326
• Use MODULE not SHARED in CMakeLists.txt by @chrisrichardson in #327
• Implement blocked interpolation by @mscroggs in #328
• Remove redundant function FiniteElement::num_points by @garth-wells in #329
• Added documentation of interpolation_matrix by @mscroggs in #330
• Correct shape in interpolation matrix docs by @mscroggs in #331
• Remove compute_expansion_coefficients and store dual matrix by @mscroggs in #333
• Remove interpolate() by @mscroggs in #334
• Revert to DOLFINx main by @mscroggs in #335
• Restructure implementation of Nedelec spaces by @mscroggs in #336
• Use fixed-width xtensor arrays now that we don't support the legacy I… by @garth-wells in #337
• Add AAE, AAF as alternative names by @mscroggs in #339
• Reduce quadrature orders used in element creation by @mscroggs in #338
• Add Xiao-Gimbutas quadrature on tetrahedra by @mscroggs in #340
• Return map function for an element by @garth-wells in #342
• Remove public map_type by @jorgensd in #344
• Improved CMake/pybind11/python3 interaction by @jhale in #343
• Add information about highest degree of polynomials in a finite element by @mscroggs in #346
• Change quadrature numbering to ijk by @IgorBaratta in #350
• Add tensor product representation of Lagrange on quads and hexes by @mscroggs in #349
• Add z direction for tensor product test by @adeebkor in #353
• Reordering of GLL quad points and weights by @adeebkor in #355
• Create FUNDING.yml by @jhale in #358
• Remove xtensor, make download via git explicit option by @jhale in #357
• Improve polyset by @mscroggs in #360
• Add contributing and support info to README by @mscroggs in #362
• Minor suggestions and typo fixes by @IgorBaratta in #364
• a -> an by @mscroggs in #365
• Allow integral moments to be taken against polynomials by @mscroggs in #361
• Set demo CMake language to CXX by @garth-wells in #367
• Store the Lagrange variant when creating a Lagrange element by @mscroggs in #368
• contributing: Fix typo by @wence- in #371
• Python packaging fixes by @jhale in #372
• Minor housekeeping by @garth-wells in #373
• Check if two elements are equal by @mscroggs in #374
• Add more Python versions to CI, including Python 3.10. by @garth-wells in #378
• Fix value shape for Lagrange elements by @garth-wells in #377
• Correct JOSS paper: functionals must be linear by @mscroggs in #380
• Add variants of serendipity in 1D by @mscroggs in #382
• Reset FFCx branch by @mscroggs in #383
• Add variants of DPC spaces by @mscroggs in #384
• Reset branches by @mscroggs in #385
• Variants of 2D and 3D serendipity by @mscroggs in #386
• reset branches by @mscroggs in #387
• Update syntax for wheel build by @jhale in #388
• Remove -DDEBUG definition that doesn't do anything. by @garth-wells in #389
• Store variant for discontinuous Lagrange by @mscroggs in #391
• Convert variant names to lowercase to allow eg "GLL" to be used by @mscroggs in #392
• Test if interpolation matrix is an identity matrix by @mscroggs in #396
• Make serendipity family polysets more stable by @mscroggs in #397
• Remove memory assignment in polyset by @mscroggs in #393
• Add & and const by @mscroggs in #398
• Avoid C++ errors by @mscroggs in #399
• Throw RuntimeError if user tries to make element with negative degree by @mscroggs in #400
• Implement discontinuous Regge by @mscroggs in #401
• Allow user to create a custom element by @mscroggs in #402
• Compute entity transformations algorithmically for all elements rather than implementing them for each element by @mscroggs in #406
• Remove highest_degree by @mscroggs in #408
• Validate inputs to create_custom_element by @mscroggs in #410
• Add custom element demo by @mscroggs in #407
• spaces before math in demo markup by @mscroggs in #411
• Add inline math to demo by @mscroggs in #412
• Raise more useful RuntimeErrors, include empty arrays in x and M by @mscroggs in #415
• Simplify calculation of e by @mscroggs in #416
• Wrap elements to be used directly in UFL by @mscroggs in #405
• Run DOLFINx C++ unit tests on PR CI by @mscroggs in #426
• Add docs to polyset.h by @mscroggs in #427
• Use integral moments to define Regge elements by @mscroggs in #413
• Add checks on dimension of entries in x and M when creating custom element by @mscroggs in #432
• Add HHJ element on a triangle by @mscroggs in #414
• Add scaled identity map by @mscroggs in #417
• Add demo for conforming CR custom element via custom element interface by @mscroggs in #433
• Add test that elements of the same family are continuous between different cell types by @mscroggs in #434
• Add names for HHJ element by @mscroggs in #435
• Add FFCx tests workflow by @mscroggs in #437
• Allow variants to be passed into more elements by @mscroggs in #436
• Reset FFCx branch by @mscroggs in #439
• Make custom element demo clearer by @mscroggs in #440
• Document polyset order by @mscroggs in #443
• Remove images from demo folder by @mscroggs in #445

New Contributors

• @wence- made their first contribution in #371

Full Changelog: v0.3.0...v0.4.0