Hello everyone! This is deal.II newsletter #214. 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: #13884: Use map::find rather than insert to avoid creating temporary (proposed by kronbichler) https://github.com/dealii/dealii/pull/13884 #13883: Remove another inclusion of hanging_nodes_internal.h. Documentation. (proposed by kronbichler) https://github.com/dealii/dealii/pull/13883 #13882: Fix typo in documentation for UpdateFlags (proposed by masterleinad) https://github.com/dealii/dealii/pull/13882 #13880: fix parallel .vtu missing footer (proposed by tjhei) https://github.com/dealii/dealii/pull/13880 #13879: add large vtu test (proposed by tjhei) https://github.com/dealii/dealii/pull/13879 #13878: Reduce run time of matrix-free RT tests (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13878 #13876: update large IO test output (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/13876 #13875: vtu zlib: assert max size (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/13875 #13874: Allow to call communicate_mg_ghost_cells in 1D (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13874 #13873: MatrixFree: Use faster data structure to detect parents of cells (proposed by kronbichler) https://github.com/dealii/dealii/pull/13873 #13872: MatrixFree: Do not construct hanging nodes structure for non-adapted meshes (proposed by kronbichler) https://github.com/dealii/dealii/pull/13872 #13871: Remove header inclusion (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13871 #13870: MatrixFree: Avoid use of deprecated n_components_filled (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13870 #13869: Speed up the function MatrixFree::n_active_entries_per_cell_batch (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13869 #13868: FEInterfaceValues: add more tests (proposed by zjiaqi2018) https://github.com/dealii/dealii/pull/13868 #13867: LargeCount MPI_write/read_at (proposed by zjiaqi2018) https://github.com/dealii/dealii/pull/13867 #13866: Clean up PolynomialsRaviartThomas (proposed by kronbichler) https://github.com/dealii/dealii/pull/13866 #13865: Prevent endless particle loop during refinement (proposed by gassmoeller; merged) https://github.com/dealii/dealii/pull/13865 #13864: Make VectorTools::project compile with complex numbers (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13864 #13863: Fixing grammar mistakes in comments (proposed by pengfej; merged) https://github.com/dealii/dealii/pull/13863 #13862: Fix a grammar mistake. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13862 #13861: Add a missing assertion in the XDMF writer. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13861 #13860: Properly tag an output file. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13860 #13858: Fix bug for global coarsening: Must allow invalid proc id (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13858 #13857: Ignore *.ptvu files from tutorial steps (proposed by gfcas) https://github.com/dealii/dealii/pull/13857 #13856: Bump actions/checkout from 2 to 3 (proposed by dependabot[bot]; merged) https://github.com/dealii/dealii/pull/13856 #13855: Step-81: add authors to intro.dox (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13855 #13854: Optimize Utilities::pack/unpack for empty objects. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13854 #13853: Avoid some uses of Triangulation::user_flags (proposed by kronbichler) https://github.com/dealii/dealii/pull/13853 #13852: missing changelog entries (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/13852 #13851: Use LargeCount MPI_write_at and MPI_read_at functions (proposed by pengfej; merged) https://github.com/dealii/dealii/pull/13851 #13850: wrapcomments.py update (proposed by tjhei) https://github.com/dealii/dealii/pull/13850 #13849: doxygen comments: @ref fixes (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/13849 #13847: Add a changelog for the new CutFEM functionality in NonMatching. (proposed by simonsticko; merged) https://github.com/dealii/dealii/pull/13847 #13846: Restore compatibility with OpenCASCADE >= 7.6.0 (proposed by marcfehling) https://github.com/dealii/dealii/pull/13846 #13845: Introduce DEAL_II_OPENCASCADE_VERSION_GTE (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/13845 #13844: Suppress some unused variable warnings when we don't have muParser. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/13844 #13843: Fix FESystem::initialize for pyramids/wedges (proposed by peterrum; merged) https://github.com/dealii/dealii/pull/13843 #13842: FESystem::build_interface_constraints() for wedges/pyramids (proposed by peterrum) https://github.com/dealii/dealii/pull/13842 #13841: Intel 18: more constexpr problems (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/13841 #13840: Fix test output for trilinos 13.2.0 (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/13840 #13839: Fix petsc/solver_08 for petsc 3.17.1 (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/13839 #13838: Intel 18: static constexpr bool (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/13838 #13836: some doxygen formatting fixes (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/13836 #13835: Implement class NonMatching::MappingInfo (proposed by bergbauer) https://github.com/dealii/dealii/pull/13835 #13834: Generalize FETools::Compositing::multiply_dof_numbers() (proposed by peterrum; merged) https://github.com/dealii/dealii/pull/13834 #13833: Deprecate GridTools::CellDataTransferBuffer (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13833 #13832: Minor updates to a few changelog entries. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13832 #13831: Provide a defaulted copy operator. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13831 #13830: Better document ReferenceCell and the reference cell glossary entry. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13830 #13829: Remove some unneeded header inclusions (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13829 #13828: Simplify access to MG DoFs in DoFAccessor (proposed by kronbichler) https://github.com/dealii/dealii/pull/13828 #13827: CMake: Skip expensive boost test (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13827 #13826: Consensus algorithm specialization for the case where no answer is requested. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13826 #13825: Fix the function declaration a doc string is attached to. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13825 #13824: Augment documentation of the consensus algorithm free functions. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13824 #13823: CMake: Make configure file naming consistent (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13823 #13819: [9.3] Take over doxygen fixes (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13819 #13816: Use GridTools::exchange_cell_data_on_ghosts for DoF renumbering (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13816 #13811: Optimize Utilities::pack for std::vector<std::vector<trivial>> (proposed by kronbichler; merged) https://github.com/dealii/dealii/pull/13811 #13807: Compute Quadrature formula over a general poly (proposed by fdrmrc; merged) https://github.com/dealii/dealii/pull/13807 #13805: Fix test dependencies (proposed by drwells; merged) https://github.com/dealii/dealii/pull/13805 #13787: Massively lower some IDA solver tolerances. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/13787 #13773: Refactor function parser (proposed by drwells; merged) https://github.com/dealii/dealii/pull/13773 #13769: Deprecate ConsensusAlgorithms::AnonymousProcess. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13769 #13768: Consensus Algorithms: Move template functions into .h file. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13768 #13673: Upgrade write_vtu_in_parallel based on mpi large IO update (proposed by pengfej; merged) https://github.com/dealii/dealii/pull/13673 #13512: Update constant_modes doc (proposed by gfcas; merged) https://github.com/dealii/dealii/pull/13512 #12807: Tutorial: Time-harmonic Maxwell solver with perfectly matched layer (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/12807 ## And this is a list of recently opened or closed discussions: #13881: Unity build is broken (opened) https://github.com/dealii/dealii/issues/13881 #13877: DataOut::write_vtu_in_parallel: missing closing xml elements (opened) https://github.com/dealii/dealii/issues/13877 #13859: write_hdf5 does not support mixed meshes and has no warning (opened and closed) https://github.com/dealii/dealii/issues/13859 #13848: [Tutorial step-1] part of the HTML is malformed. (opened and closed) https://github.com/dealii/dealii/issues/13848 #13837: Replace FE_PolyTensor::inverse_node_matrix with something more accurate (opened) https://github.com/dealii/dealii/issues/13837 #13822: Compilation fails for opencascade 7.6.1 (opened) https://github.com/dealii/dealii/issues/13822 #13821: Compilation fails for `Intel 18` (opened and closed) https://github.com/dealii/dealii/issues/13821 #13764: Resolving external library interdependencies (closed) https://github.com/dealii/dealii/issues/13764 #13308: Documentation of GeometryInfo and ReferenceCell unclear (closed) https://github.com/dealii/dealii/issues/13308 #13263: Optimize `MatrixFree::n_active_entries_per_*_batch()` (closed) https://github.com/dealii/dealii/issues/13263 #13098: Compilation error because of complex<double> and matrix-free. (closed) https://github.com/dealii/dealii/issues/13098 #10921: FEFaceEvaluation: efficiency of gather_evaluate + integrate_scatter (closed) https://github.com/dealii/dealii/issues/10921 #10388: TaskFlow: How to start a single task (closed) https://github.com/dealii/dealii/issues/10388 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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