deal.II Newsletter #191

[Rene Gassmoeller]

Hello everyone!

This is deal.II newsletter #191.
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:

#12970: Replace cancel-builds-on-update by concurrency feature in the GitHub CI (proposed by masterleinad)
#12969: Fix bug in build system when using Kokkos (proposed by Rombur)
#12968: Trilinos parallel is_non_negative() function (proposed by juleoc02)
#12967: More work for COMSOL meshes (proposed by bangerth)
#12966: FEEvaluation: Select correct code path for cell neighbors (proposed by bergbauer; merged)
#12965: Use iterator filters in our code base. (proposed by bangerth)
#12964: Utilities::MPI::create_mpi_data_type_n_bytes (proposed by tjhei)
#12963: Fix assert in DictionaryPayLoad (proposed by peterrum; merged)
#12962: CellIteratorContainer: inline function (proposed by peterrum; merged)
#12961: Make the 'direction' argument of some GridTools functions 'unsigned'. (proposed by bangerth; merged)
#12960: Fix shadowing warning (proposed by Rombur)
#12959: ConstraintKinds: implement memory_consumption() (proposed by peterrum; merged)
#12958: Support for TBB OneAPI (proposed by tamiko)
#12957: Work around a (wrong) warning about an unused variable. (proposed by bangerth; merged)
#12956: Remove some duplication in MappingCartesian (proposed by simonsticko; merged)
#12955: Introduce mask in read_dof_values (proposed by bergbauer; merged)
#12954: Optimize Utilities::MPI::broadcast for built-in types (proposed by fAndreuzzi)
#12953: Make dimension counters unsigned. (proposed by bangerth)
#12952: Provide C++20-style operator| to filter iterator ranges. (proposed by bangerth; merged)
#12951: Minor updates to the documentation of CellData. (proposed by bangerth; merged)
#12950: Add the ability to output tet meshes in gnuplot format. (proposed by bangerth; merged)
#12949: Add the ability to read COMSOL .mphtxt files. (proposed by bangerth; merged)
#12948: Step-64: be explicit regarding templater parameter (proposed by peterrum; merged)
#12947: Fix types (proposed by peterrum; merged)
#12946: std::unique_ptr -> CellIteratorContainer (proposed by peterrum; merged)
#12945: Rename ConstraintKinds::type to subcell (proposed by peterrum; merged)
#12944: Check ConstraintKinds (proposed by peterrum; merged)
#12943: Improve an error message. (proposed by bangerth; merged)
#12942: Convert loops in some tests to reference-cell-independent form. (proposed by bangerth; merged)
#12941: FEValuesBase: move content around (proposed by peterrum; merged)
#12940: Improve build system when using Kokkos (proposed by Rombur)
#12939: Streamline documentation. (proposed by bangerth; merged)
#12938: Minor cleanups in thread_management.h. (proposed by bangerth; merged)
#12937: Improve assert message in DictionaryPayLoad (proposed by peterrum; merged)
#12931: Optimize particle generation (proposed by gassmoeller; merged)
#12024: Add class FEImmersedSurfaceValues (proposed by simonsticko; merged)

And this is a list of recently opened or closed discussions:

#12933 Error with distribute_sparsity_pattern (closed)
#12435 lapack include variable (closed)

A list of all major changes since the last release can be found at this website.

Thanks for being part of the community!

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