[aspect-devel] ASPECT Newsletter #49

[Rene Gassmoeller]

Hello everyone!

This is ASPECT newsletter #49.
It automatically reports recently merged features and discussions about the ASPECT mantle convection code.


## Below you find a list of recently proposed or merged features:

#2092: fix | bug in newton solver stablization. (proposed by MFraters; merged) https://github.com/geodynamics/aspect/pull/2092

#2091: Add a mesh refinement criterion based on the compaction length (proposed by jdannberg) https://github.com/geodynamics/aspect/pull/2091

#2089: fix compiler warnings (proposed by tjhei; merged) https://github.com/geodynamics/aspect/pull/2089

#2088: [Bugfix] Make models that use melt heating models work with operator splitting (proposed by jdannberg; merged) https://github.com/geodynamics/aspect/pull/2088

#2087: Use scoped timers. (proposed by bangerth; merged) https://github.com/geodynamics/aspect/pull/2087

#2086: Make SPD safety factor available as a parameter. (proposed by MFraters; merged) https://github.com/geodynamics/aspect/pull/2086

#2084: add the exit timer in the linear solver catch (proposed by MFraters; merged) https://github.com/geodynamics/aspect/pull/2084

#2081: Update documentation of Simulator::solve_stokes(). (proposed by bangerth; merged) https://github.com/geodynamics/aspect/pull/2081

#2080: Fix up questionable LaTeX usage. (proposed by bangerth; merged) https://github.com/geodynamics/aspect/pull/2080

#2079: Maintenance feb18 (proposed by tjhei; merged) https://github.com/geodynamics/aspect/pull/2079

#2078: Fix Mac sed commands in update scripts (proposed by gassmoeller; merged) https://github.com/geodynamics/aspect/pull/2078

#2076: Number of steps between outputs (proposed by MarineLasbleis; merged) https://github.com/geodynamics/aspect/pull/2076

#2072: Add option to update adiabatic surface conditions (proposed by gassmoeller; merged) https://github.com/geodynamics/aspect/pull/2072

#2070: Change newton initial residual and linear tolerance computation (proposed by MFraters; merged) https://github.com/geodynamics/aspect/pull/2070

#2006: Split newton stabilisation as options and add a failsafe (proposed by MFraters; merged) https://github.com/geodynamics/aspect/pull/2006

#1960: Average stress limiter and pre yield viscosity (proposed by anne-glerum; merged) https://github.com/geodynamics/aspect/pull/1960

#1883: Correct pressure term factor (proposed by anne-glerum; merged) https://github.com/geodynamics/aspect/pull/1883

#1765: Make melt models work with free surface (proposed by jdannberg; merged) https://github.com/geodynamics/aspect/pull/1765


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

#2090: Verify checkpoint/restart agree on the fields a simulation has (opened) https://github.com/geodynamics/aspect/issues/2090

#2085: Make better use of TimerOutput::Scope (opened and closed) https://github.com/geodynamics/aspect/issues/2085

#2083: Move Newton parameters into a separate struct (opened) https://github.com/geodynamics/aspect/issues/2083

#2082: Let solve_stokes() return a pair of values (opened) https://github.com/geodynamics/aspect/issues/2082

#1857: doc/update_prm_files_to_2.0.0.sed does not work on Macs (closed) https://github.com/geodynamics/aspect/issues/1857


A list of all major changes since the last release can be found at https://aspect.geodynamics.org/doc/doxygen/changes_current.html.


Thanks for being part of the community!


Let us know about questions, problems, bugs or just share your experience by writing to aspect-devel at geodynamics.org, or by opening issues or pull requests at https://www.github.com/geodynamics/aspect.
Additional information can be found at https://aspect.geodynamics.org/, and https://geodynamics.org/cig/software/aspect/.
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