AMReX-Astro / AMReX-Astro/Castro

implement reflecting BCs for 4th order MOL diffusion

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diffusion sdc
Dominant language
C++
Stars
340
Forks
105
Avg merge
3d 8h
Merged PRs (30d)
8

Description

For the diffusion to 4th order, we can just set the diffusive flux on the domain boundary to 0, due to symmetry.

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Research direction

The issue names no files, tests, or entry points. Start by locating the method-of-lines diffusion boundary-condition implementation and determine where reflecting domain boundaries are handled; done means applying the stated zero diffusive flux for fourth-order diffusion.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
hpc
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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