ASPECT Newsletter #69

Hello everyone!

       This is ASPECT newsletter #69.

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:

#2743: [WIP] Fix maximum horizontal compressive stress and add eigenvalue postprocessors (proposed by MFraters)

#2742: Add layered flow test from benchmarks (proposed by tjhei; merged)

#2741: benchmarks/doneahuerta: use c++11 namespace (proposed by tjhei; merged)

#2739: fix a couple benchmark warnings (proposed by tjhei; merged)

#2738: [WIP] switch to deal.II 9.0 (proposed by tjhei)

#2737: Unify call to visualization build_patches() (proposed by gassmoeller; merged)

#2736: Update dockerfile to use correct deal.II base image (proposed by gassmoeller; merged)

#2735: Replace std::pow(x,2.0) by x*x. (proposed by bangerth; merged)

#2734: Fix the documentation of the compositional smoothing method. (proposed by bangerth; merged)

#2733: Replace ‘new’ by ‘make_shared’ where possible. (proposed by bangerth; merged)

#2731: Move benchmark, add test (proposed by gassmoeller; merged)

#2730: Add test for the named additional output postprocessor (proposed by gassmoeller; merged)

#2729: Prefer std::make_shared/unique over plain ‘new’. (proposed by bangerth; merged)

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

#2740 Bug in maximum horizontal compressive stress postprocessor (opened)

#1861 Mailing list discussion (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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Additional information can be found at our [official website](, and CIG's [ASPECT website](