Hello everyone! This is deal.II newsletter #284. It automatically reports recently merged features and discussions about the deal.II finite element library.
## Below you find a list of recently proposed or merged features: #17051: Add assertions that we can only combine elements defined on the same reference cell. (proposed by bangerth) https://github.com/dealii/dealii/pull/17051 #17050: Generalize the signature of MeshWorker::loop(). (proposed by bangerth) https://github.com/dealii/dealii/pull/17050 #17049: Add one more forgotten simplification. (proposed by bangerth) https://github.com/dealii/dealii/pull/17049 #17048: Make multithreading/task_17 more stable (proposed by masterleinad; merged) https://github.com/dealii/dealii/pull/17048 #17047: Allow to renumber AnisotropicPolynomials (proposed by peterrum) https://github.com/dealii/dealii/pull/17047 #17046: Deprecate some functions in FETools. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17046 #17045: Different changes to `FEInterfaceValues` and `NM::FEInterfaceValues` (proposed by peterrum) https://github.com/dealii/dealii/pull/17045 #17043: Simplify some code. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17043 #17042: Consistently use cite (proposed by peterrum; merged) https://github.com/dealii/dealii/pull/17042 #17041: Extend documentation of PreconditionRelaxation (proposed by peterrum; merged) https://github.com/dealii/dealii/pull/17041 #17040: Link against sundials_core. (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/17040 #17039: Simplify cmath functions for VectorizedArray (proposed by kronbichler) https://github.com/dealii/dealii/pull/17039 #17038: Apply prmindent to PRM files (proposed by paulapatience) https://github.com/dealii/dealii/pull/17038 #17036: Provide an error message that is more meaningful for global MG transfer operator. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17036 #17035: Update supported gmsh cell types in exception message. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17035 #17034: Fix spelling of a Tpetra configuration flag. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17034 #17033: Raise error when DSP is used without IndexSet (proposed by vyushut; merged) https://github.com/dealii/dealii/pull/17033 #17032: Change interface reinit values (proposed by jh66637) https://github.com/dealii/dealii/pull/17032 #17030: Fix error message in step-50 (proposed by ranocha; merged) https://github.com/dealii/dealii/pull/17030 #17029: `MatrixFreeTools::compute_diagonal()` and `compute_matrix()` for face and boundary integrals (proposed by peterrum) https://github.com/dealii/dealii/pull/17029 #17027: `VectorizedArray`: Add missing overloads of trigonometric and hyperbolic functions from cmath (proposed by mschreter; merged) https://github.com/dealii/dealii/pull/17027 #17026: Add to the documentation of Lazy<T>. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17026 #17025: Fix mesh in a test (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/17025 #17024: Use correct stream for output. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17024 #17022: Make spelling of FE_Nothing and FE_DGQ consistent (proposed by mschreter; merged) https://github.com/dealii/dealii/pull/17022 #17020: Zap step-16b. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17020 #17019: Deprecate two fields in MeshWorker::LocalIntegrator. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17019 #17018: Use Kokkos::abort() where necessary. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17018 #17017: Remove Quadrature(unsigned int) from the public interface. (proposed by bangerth) https://github.com/dealii/dealii/pull/17017 #17016: Remove dependence of step-39 on LocalIntegrators. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17016 #17015: step-72: fix warnings (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/17015 #17014: Fix typo in documentation (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/17014 #17013: Test for tutorials step-67 and step-76: Do not write output (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/17013 #17011: Link FE_Q, FE_SimplexP, and friends in the documentation. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17011 #17010: Annotate MatrixType with linear operator concepts. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17010 #17009: add changelog entry (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/17009 #17008: step-72: use AffineConstraints only (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/17008 #17007: Remove authors from steps 1-8. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17007 #17006: Add some commentary about tests/examples. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17006 #17005: Better describe the equivalence triangulation=mesh=grid. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17005 #17004: Test step-39. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17004 #17003: Fix documentation in GridGenerator. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17003 #17002: Discuss triangular meshes in step-3. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17002 #17001: Discuss triangular meshes in step-1. (proposed by bangerth) https://github.com/dealii/dealii/pull/17001 #16995: Annotate solver classes with vector space vector concept. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/16995 #16990: Zap step-12b. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/16990 #16985: MatrixFree: Switch ShapeInfo from VectorizedArray<Number> to Number type (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/16985 #16984: Tensor product operations: Use loop unrolling for slow mat-vec (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/16984 #16959: Fix MG Transfer for Tetrahedrons (proposed by dominiktassilostill; merged) https://github.com/dealii/dealii/pull/16959 #16363: github-actions: simplify oneAPI setup with external action. (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/16363 ## And this is a list of recently opened or closed discussions: #17044: Regression tester regressed bd74b2 (opened) https://github.com/dealii/dealii/issues/17044 #17037: Linking against SUNDIALS 7. (opened and closed) https://github.com/dealii/dealii/issues/17037 #17031: Regression tester regressed bb3c1c (opened) https://github.com/dealii/dealii/issues/17031 #17028: Regression tester regressed c8d354 (opened) https://github.com/dealii/dealii/issues/17028 #17023: shape_value*fe_values return Tensor<1,1> (opened) https://github.com/dealii/dealii/issues/17023 #17021: Regression tester regressed 55cee4 (opened and closed) https://github.com/dealii/dealii/issues/17021 #17012: Regression tester regressed 514b06 (opened and closed) https://github.com/dealii/dealii/issues/17012 #17000: hp::FECollection runtime bug in Mixed Mesh (opened) https://github.com/dealii/dealii/issues/17000 #16997: Regression tester regressed b0fa98 (closed) https://github.com/dealii/dealii/issues/16997 #16980: Regression tester regressed 549a7a (closed) https://github.com/dealii/dealii/issues/16980 #16938: Use "mesh" instead of "grid" in step-1. (closed) https://github.com/dealii/dealii/issues/16938 #16928: Fix Tpetra configuration error message. (closed) https://github.com/dealii/dealii/issues/16928 #16553: Use Kokkos::abort() in DEAL_II_NOT_IMPLEMENTED(). (closed) https://github.com/dealii/dealii/issues/16553 #15638: Check vector concepts for all of our solvers. (closed) https://github.com/dealii/dealii/issues/15638 A list of all major changes since the last release can be found at https://www.dealii.org/developer/doxygen/deal.II/recent_changes.html. Thanks for being part of the community! Let us know about questions, problems, bugs or just share your experience by writing to dealii@googlegroups.com, or by opening issues or pull requests at https://www.github.com/dealii/dealii. Additional information can be found at https://www.dealii.org/. -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to dealii+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/dealii/664c70c8.050a0220.20ac9.0074SMTPIN_ADDED_MISSING%40gmr-mx.google.com.
