Hello everyone! This is deal.II newsletter #304. 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: #17977: support DoF coupling in FESystem (proposed by tjhei) https://github.com/dealii/dealii/pull/17977 #17976: Improve a few assertions in step-44. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17976 #17974: Add ReferenceCell::max_n_vertices<dim>(). (proposed by drwells) https://github.com/dealii/dealii/pull/17974 #17973: Fix assert about distributed tria in NonMatching namespace (proposed by fdrmrc; merged) https://github.com/dealii/dealii/pull/17973 #17972: Combine the `vertex_index()` functions. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/17972 #17970: MappingManifold: use std::array. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/17970 #17969: fix unused argument warning in TriaAccessor::line_index (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/17969 #17967: FEEvaluation: Only get shared vector data if we have DoFInfo (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/17967 #17966: Update writing-documentation.html (proposed by cembooks; merged) https://github.com/dealii/dealii/pull/17966 #17965: Add `ReferenceCell::max_n_lines<dim>()` and `ReferenceCell::max_n_faces<dim>()`. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/17965 #17961: Use FiniteElement::shape_function_belongs_to() in step-42. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17961 #17960: Combine the line_index() functions. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/17960 #17959: Look up line orientations from combined orientations in 2d. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/17959 #17958: Combine the set_line_orientation() functions. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/17958 #17957: generalize the portable MF methods to fe_degree < n_q_points_1d cases (proposed by YiminJin) https://github.com/dealii/dealii/pull/17957 #17955: Replaced std::min(b, std::max(x,a)) by std::clamp(x, a, b) (proposed by acoona) https://github.com/dealii/dealii/pull/17955 #17953: [9.6] CMake: tests: fix tests in release tarball (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/17953 #17952: CMake: tests: fix tests in release tarball (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/17952 #17950: Fix VectorTools::interpolate for FE_Nothing (proposed by bergbauer; merged) https://github.com/dealii/dealii/pull/17950 #17949: Fix the name of an object library. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17949 #17948: Implement FiniteElement::shape_function_belongs_to(). (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17948 #17947: Add explanatory comment to step-71. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17947 #17946: Change log for reading vtk meshes with field data (proposed by vaishnavi-kale; merged) https://github.com/dealii/dealii/pull/17946 #17945: Hide the implementation functions of EnableObserverPointer. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17945 #17944: Fix a typo in a comment (proposed by Rombur; merged) https://github.com/dealii/dealii/pull/17944 #17943: Deprecate parallel::transform(). (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17943 #17942: Avoid infinities in Quadrature. (proposed by bangerth) https://github.com/dealii/dealii/pull/17942 #17941: More places of avoiding infinities. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17941 #17940: Avoid infinities in another place. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17940 #17939: Avoid the use of infinities. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17939 #17938: Avoid the final incorrect use of std::is_trivial. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17938 #17937: Avoid another incorrect use of std::is_trivial. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17937 #17936: Avoid another incorrect use of std::is_trivial. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17936 #17935: Fix a place incorrectly using std::is_trivial. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17935 #17934: Fix markup. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17934 #17933: Just include a file directly. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17933 #17932: [C++20 modules] Ensure that no file is truly empty. (proposed by bangerth) https://github.com/dealii/dealii/pull/17932 #17931: Fix wrong copyright header in three files. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17931 #17930: Use properly scoped include directive. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/17930 #17929: Add `RepartitioningPolicyTools::ImmersedMeshPolicy` (proposed by peterrum) https://github.com/dealii/dealii/pull/17929 #17926: Update face_setup_internal.h to allow for 1D adaptive meshes (proposed by seanjohn11) https://github.com/dealii/dealii/pull/17926 #17924: [9.6] MatrixFree/TensorProductPointKernels: fix compilation with Number = float (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/17924 #17923: Return empty vector for FE_DGP::hp_vertex_dof_identities() (proposed by fdrmrc; merged) https://github.com/dealii/dealii/pull/17923 #17921: add a tolerance parameter with a default value to match periodic pts. (proposed by yjobic) https://github.com/dealii/dealii/pull/17921 #17920: MatrixFree/TensorProductPointKernels: fix compilation with Number = float (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/17920 #17919: Add step-88: matrix-free, non-nested, geometric multigrid (proposed by fdrmrc) https://github.com/dealii/dealii/pull/17919 #17918: Periodicity constraints: skip artificial cell face dofs (proposed by tileuzhan-mukhamet; merged) https://github.com/dealii/dealii/pull/17918 #17917: Periodicity constraints: skip artificial cell face dofs (proposed by tileuzhan-mukhamet) https://github.com/dealii/dealii/pull/17917 #17915: Remove std::is_trivial from AlignedVector. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/17915 #17914: Fix typo in step-35 (proposed by pcafrica; merged) https://github.com/dealii/dealii/pull/17914 #17911: Fix definition of skew symmetric form (proposed by pcafrica) https://github.com/dealii/dealii/pull/17911 #17909: CMake: switch to relative paths (proposed by tamiko) https://github.com/dealii/dealii/pull/17909 #17908: Enable subfaces in QProjector for Triangles (proposed by dominiktassilostill) https://github.com/dealii/dealii/pull/17908 #17907: Add new test for repartitioning of p:f:T (proposed by peterrum; merged) https://github.com/dealii/dealii/pull/17907 #17905: Fixed normal direction for the last component for RT elements (proposed by nataneb; merged) https://github.com/dealii/dealii/pull/17905 #17904: Fix nightly rocm tests (proposed by Rombur; merged) https://github.com/dealii/dealii/pull/17904 #17902: disable randomly hanging lazy_04 test (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/17902 #17900: clarify omit_zeroing_entries (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/17900 #17896: parallel::distributed::Triangulation: should we clarify clear() method? (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/17896 #17892: Cleanup doxygen defines (proposed by drwells; merged) https://github.com/dealii/dealii/pull/17892 #17891: Make a test more comprehensive (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/17891 #17866: Extend read_vtk to add FIELD data (Previously PR #10649) (proposed by vaishnavi-kale; merged) https://github.com/dealii/dealii/pull/17866 #17806: Chunking for WorkStream with Taskflow (proposed by RyanMoulday; merged) https://github.com/dealii/dealii/pull/17806 ## And this is a list of recently opened or closed discussions: #17975: Regression tester regressed cea239 (opened) https://github.com/dealii/dealii/issues/17975 #17971: Regression tester regressed 750ac7 (opened) https://github.com/dealii/dealii/issues/17971 #17968: Regression tester regressed 0cc152 (opened) https://github.com/dealii/dealii/issues/17968 #17964: Enable basic periodicity for tetrahedral Lagrange elements (opened) https://github.com/dealii/dealii/issues/17964 #17963: Regression tester regressed a6fff1 (opened) https://github.com/dealii/dealii/issues/17963 #17962: Regression tester regressed 12a627 (opened) https://github.com/dealii/dealii/issues/17962 #17956: Regression tester regressed 668cd8 (opened) https://github.com/dealii/dealii/issues/17956 #17954: Regression tester regressed 1e5549 (opened) https://github.com/dealii/dealii/issues/17954 #17951: GitHub tarballs don't contain testsuite which makes it difficult to test releases - please consider leaving testsuite in the release tarballs (opened and closed) https://github.com/dealii/dealii/issues/17951 #17928: Regression tester regressed 88cb8b (opened) https://github.com/dealii/dealii/issues/17928 #17927: Missing include on "Notes on visualizing high order output" (opened and closed) https://github.com/dealii/dealii/issues/17927 #17925: Regression tester regressed 950d59 (opened and closed) https://github.com/dealii/dealii/issues/17925 #17922: Regression tester regressed c05b56 (opened and closed) https://github.com/dealii/dealii/issues/17922 #17916: Configuration problem with Trilinos from system libraries (opened) https://github.com/dealii/dealii/issues/17916 #17913: Remove use of std::is_trivial. (opened and closed) https://github.com/dealii/dealii/issues/17913 #17912: Regression tester regressed e8e536 (opened and closed) https://github.com/dealii/dealii/issues/17912 #17910: Regression tester regressed 052d13 (opened and closed) https://github.com/dealii/dealii/issues/17910 #17906: Deal.II as subproject in cmake (opened) https://github.com/dealii/dealii/issues/17906 #17860: Feature: pre-commit config (closed) https://github.com/dealii/dealii/issues/17860 #17843: Regression tester regressed 531708 (closed) https://github.com/dealii/dealii/issues/17843 #17811: deprecate/remove parallel::transform() (closed) https://github.com/dealii/dealii/issues/17811 #17790: Make members of EnableObserverPointer private. (closed) https://github.com/dealii/dealii/issues/17790 #17305: dealii package in homebrew (closed) https://github.com/dealii/dealii/issues/17305 #17202: deal.II Release 9.6 (closed) https://github.com/dealii/dealii/issues/17202 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. 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