Adaptive Multigrid by pbrubeck · Pull Request #4726 · firedrakeproject/firedrake

pbrubeck · 2025-11-17T17:04:59Z

Description

tests/firedrake/multigrid/test_adaptive_multigrid.py

firedrake/mg/adaptive_hierarchy.py

firedrake/mg/adaptive_transfer_manager.py

pefarrell · 2026-01-06T16:48:19Z

tests/firedrake/multigrid/test_adaptive_multigrid.py

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+"""


The tests look persuasive.

Do we have any profiled runs of using AdaptiveMeshHierarchy (where all elements are refined) vs MeshHierarchy to see how much the overhead is, and where that overhead is spent?

dham

needs a manual section and docstrings need to document where netgen meshes are required.

firedrake/mg/adaptive_hierarchy.py

tests/firedrake/multigrid/test_adaptive_multigrid.py

remove

* added demo for adaptive multigrid

dham

Let's put this on top of #4804 and do the resulting simplification from the start.

pbrubeck commented Nov 17, 2025

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pbrubeck force-pushed the pbrubeck/adaptive-mg branch 2 times, most recently from b1a3ac2 to cc7d814 Compare November 18, 2025 08:59

Adaptive Multigrid

ff94938

pbrubeck force-pushed the pbrubeck/adaptive-mg branch from cc7d814 to ff94938 Compare November 18, 2025 14:37

Merge branch 'main' into pbrubeck/adaptive-mg

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pbrubeck commented Dec 1, 2025

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pbrubeck commented Dec 1, 2025

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pbrubeck commented Dec 1, 2025

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pbrubeck commented Dec 1, 2025

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pbrubeck commented Dec 1, 2025

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pbrubeck commented Dec 1, 2025

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Fix complex tests

cf0b36e

pbrubeck commented Dec 1, 2025

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pbrubeck commented Dec 1, 2025

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pbrubeck added 2 commits December 1, 2025 14:02

complex

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merge conflict

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pbrubeck requested a review from pefarrell January 5, 2026 23:24

pefarrell requested changes Jan 6, 2026

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dham requested changes Jan 6, 2026

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pbrubeck commented Jan 19, 2026

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pbrubeck commented Jan 19, 2026

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pbrubeck commented Jan 19, 2026

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pbrubeck added 5 commits January 19, 2026 11:03

Apply suggestions from code review

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Merge branch 'main' into pbrubeck/adaptive-mg

fa2cce8

WIP

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Remove Submesh

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Fix tests

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pbrubeck commented Jan 20, 2026

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pbrubeck commented Jan 26, 2026

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pbrubeck commented Jan 26, 2026

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pbrubeck commented Jan 26, 2026

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pbrubeck added 2 commits January 26, 2026 14:15

Apply suggestions from code review

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docs

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pbrubeck force-pushed the pbrubeck/adaptive-mg branch from 4b21bed to e1dba6b Compare January 26, 2026 14:46

leo-collins added 3 commits January 26, 2026 16:02

forward and adjoint one-form

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fixes

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working

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remove

pbrubeck requested a review from pefarrell January 27, 2026 08:23

leo-collins added 4 commits January 27, 2026 13:01

add zero-form test

cf1d747

fix tests

170bcb4

docs

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fixes

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pbrubeck force-pushed the pbrubeck/adaptive-mg branch from ee9f257 to e1dba6b Compare January 27, 2026 16:15

AnuragRao1 and others added 5 commits January 27, 2026 16:17

Added demo for performing adaptive multigrid (#4535)

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* added demo for adaptive multigrid

Edits

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fix test

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MG iteration counts

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fixes

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pbrubeck force-pushed the pbrubeck/adaptive-mg branch from 40c98d1 to 862b943 Compare January 29, 2026 13:56

review suggestions

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dham requested changes Jan 29, 2026

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pbrubeck added 3 commits January 29, 2026 17:39

fix latex

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Merge branch 'leo/cross-mesh-non-lagrange' into pbrubeck/adaptive-mg

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Use native interpolation

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pbrubeck changed the base branch from main to leo/cross-mesh-non-lagrange January 29, 2026 18:10

leo-collins force-pushed the leo/cross-mesh-non-lagrange branch 2 times, most recently from 48957bb to 3eccf4f Compare February 2, 2026 13:37

Conversation

pbrubeck commented Nov 17, 2025

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pefarrell Jan 6, 2026

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