deal.II Newsletter #339

[Rene Gassmoeller]

Hello everyone!

This is deal.II newsletter #339.
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:

#19064: Enable `Taskflow` based parallelization of `apply_to_subranges()` (proposed by QY-Shi)
#19062: VTKWrappers utilities -- part IV -- vtk_to_finite_element (proposed by luca-heltai)
#19061: Map DoFs to support points for systems with components lacking support points (proposed by fdrmrc)
#19060: Add improvements to the WorkStream color implementation using Taskflow. (proposed by RyanMoulday)
#19059: Portable::MatrixFree: set_constrained_values() dof_handler_index (proposed by tjhei)
#19058: Portable::MatrixFree: copy_constrained_values() for BlockVector (proposed by tjhei; merged)
#19057: tests/matrix_free_kokkos/stokes_01: cleanup (proposed by tjhei; merged)
#19055: Add time information to pvtu output (proposed by floschulze)
#19054: correct date and time order in write_vtu_header (proposed by tricaric; merged)
#19052: Map only locally owned dofs to support points. (proposed by fdrmrc)
#19051: Allow scratch memory shape data in portable tensor product evaluator (proposed by iprusak)
#19050: Update compress() method for PSBLAS (proposed by fdrmrc)
#19035: Improve LA:d:Vector::zero_out_ghost_values() on host (proposed by kronbichler; merged)
#19024: VTKWrappers utilities -- part II -- read_cell_data (proposed by luca-heltai; merged)
#19023: VTKWrappers utilities -- part I -- read_tria (proposed by luca-heltai; merged)
#19011: Add vectorized approximation of exp(x) (proposed by j-brotz; merged)
#19009: Add get_cell_iterator to P::MF (proposed by mwichro; merged)

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

#19063 TrilinosWrappers::Vector::operator+=() does not check whether the vector is ghosted. (opened)
#19056 VTK utils meta-issue (opened)
#19053 pvtu files do not contain time variable (opened)
#19049 Regression tester regressed 48324d (closed)
#19029 Regression tester regressed 857085 (closed)
#19014 Regression tester regressed cca3db (closed)
#18585 deal.II Release 9.7 (closed)

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

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