deal.II Newsletter #195
Rene Gassmoeller
Hello everyone!
This is deal.II newsletter #195.
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:
#13161: Extend ScratchData's public interface with getter methods to access private data (proposed by jppelteret; merged)
#13160: step-74: add DOI (proposed by tjhei; merged)
#13159: Extend PreconditionRelaxation (proposed by peterrum)
#13158: Add get_embedding_dofs() to FE_Nedelec (2-D) (proposed by harmonj)
#13157: Avoid a temp array in the UMFPACK interfaces. (proposed by bangerth)
#13156: Also simplify parallel::accumulate_from_subranges() with lambdas. (proposed by bangerth)
#13155: Parallelize some functions setting up UMFPACK. (proposed by bangerth)
#13154: Iterator filter predicates for boundary and manifold IDs (proposed by jppelteret; merged)
#13153: Simplify more code in parallel.h via lambda functions. (proposed by bangerth; merged)
#13152: Refactor PreconditionRelaxation (proposed by peterrum)
#13151: Simplify code by using lambda functions. (proposed by bangerth; merged)
#13150: Avoid implicit bool conversions (proposed by masterleinad)
#13149: [WIP] Add Kokkos backend in LinearAlgebra::distributed::Vector (proposed by Rombur)
#13147: Add a bit of documentation to MPI::compute_point_to_point_communication_pattern() (proposed by bangerth)
#13146: Fix compilation with 64-bit integers (proposed by kronbichler; merged)
#13145: typo in docu of fourth order unit tensor (SymmetricTensor<4, dim, Number> identity_tensor()) (proposed by jfriedlein; merged)
#13144: Fix omissions in GridGenerator::flatten_triangulation(). (proposed by bangerth)
#13143: Bug in gmsh api writer. (proposed by luca-heltai)
#13142: Add a bunch of dummy functions for TriaAccessor<0,1,spacedim>. (proposed by bangerth; merged)
#13141: Add assertions and a test (proposed by bangerth)
#13140: Make sure HOME, WORKDIR, and MPI env vars are set correctly. (proposed by luca-heltai; merged)
#13139: Small cleanup in SD::BatchOptimizer (proposed by jppelteret; merged)
#13138: github-actions: cache Intel workflow (proposed by marcfehling; merged)
#13137: fix docker.yml - try 3 (proposed by marcfehling; merged)
#13136: Add a hash to SymEngine expression wrapper (proposed by jppelteret)
#13135: Add SD::BatchOptimizer::copy_from() function (proposed by jppelteret; merged)
#13134: Fix a bug in SD::BatchOptimizer::extract() (proposed by jppelteret; merged)
#13133: SD::BatchOptimizer: Corrected location for a set of assertions. (proposed by jppelteret; merged)
#13132: Add an assertion to GridGenerator::flatten_triangulation(). (proposed by bangerth; merged)
#13130: Update documentation of GridGenerator::flatten_triangulation(). (proposed by bangerth; merged)
#13129: CMake: use portable "rm" in quick_tests (proposed by tamiko; merged)
#13128: More minor changes to GridGenerator::flatten_triangulation(). (proposed by bangerth; merged)
#13125: fix docker.yml - try 2. (proposed by luca-heltai; merged)
#13124: Manifold for `pipe_junction`. (proposed by marcfehling)
#13123: [9.3] sundials fix (proposed by tjhei; merged)
#13121: Calculate cross product once. (proposed by marcfehling; merged)
#13120: Add docker image with root user. (proposed by luca-heltai; merged)
#13119: Minor doc update in the cmake system. (proposed by bangerth; merged)
#13118: Separate 2d povray output from the general case. (proposed by bangerth; merged)
#13117: Minor rework of the GridGenerator::flatten_triangulation() function. (proposed by bangerth; merged)
#13116: Deprecate the new_thread() functions. (proposed by bangerth; merged)
#13115: MatrixFree: fix size of vector (proposed by peterrum; merged)
#13112: Add a necessary include file. (proposed by bangerth; merged)
#13111: Link from step-47 to step-82. (proposed by bangerth; merged)
#13109: Simplify initialization of block objects in the tutorial. (proposed by bangerth; merged)
#13108: Omit unnecessary template argument. (proposed by bangerth; merged)
#13107: Make sure doxygen does not format all combinations of NonMatching::coupling_*. (proposed by luca-heltai; merged)
#13105: Allow inhomogeneous Dirichlet in Step-60 (proposed by fdrmrc; merged)
#13102: Correct typo (math rendering) (proposed by mwichro; merged)
#13101: Bug fix of MF face eval for hanging nodes and non-standard orientation (proposed by kronbichler; merged)
#13099: Global coarsening: compress weights (proposed by peterrum; merged)
#13097: Util::MPI::compute_n_point_to_point_communications() add fallback (proposed by peterrum; merged)
#13095: Fixed bug in SparseDirectUMFPACK #12916 (proposed by kuljitvirk; merged)
#13093: Remove a redundant argument to xargs. (proposed by drwells; merged)
#13080: Minor doc changes to the consensus algorithms (proposed by bangerth; merged)
#13079: Evaluation kernels: Avoid checking the orientations in inner loop (proposed by kronbichler; merged)
#13012: Start from zero vector for MG coarse solver (proposed by kronbichler; merged)
#11358: CI: select 64bit windows platform (proposed by tjhei; merged)
And this is a list of recently opened or closed discussions:
#13148 Better document consensus algorithms (opened)
#13131 GridGenerator::flatten_triangulation() says that it only works for triangulations without hanging nodes... (opened and closed)
#13127 GridGenerator::flatten_triangulation() does not copy data on boundary edges in 3d (opened)
#13126 GridGenerator::flatten_triangulation() does not copy manifold ids of internal objects (opened and closed)
#13122 CMake custom target command contains `rm`, which is not available under windows. (opened and closed)
#13114 simplex/conv_hex_to_simplex_02 fails with gcc 11.2 (opened)
#13113 Portable refined triangulation format (opened)
#13110 Modernize a small aspect of step-20/21 (opened)
#13106 `FindBoost.cmake` warnings (opened and closed)
#13104 Problem with BOOST_SERIALIZATION_USABLE (opened and closed)
#13103 Names of FEInterfaceValues functions (opened)
#13100 PETSc object is in wrong state (closed)
#13089 Fix indent script warnings (closed)
#13074 Failure in ConsensusAlgorithms::NBX::answer_requests() (closed)
#13052 Warnings in data_out_base.cc (closed)
#13034 Wrong .prm files in step-60 (closed)
A list of all major changes since the last release can be found at this website.
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Additional information can be found at our official website.