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Add
preconditioner
property: automatic geometric FMG on refinement meshes
- #231
#231
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lmoresi
merged 5 commits into
development
underworldcode/underworld3:development
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bugfix/fmg-preconditioner
underworldcode/underworld3:bugfix/fmg-preconditioner
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Jun 12, 2026
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Add
preconditioner
property: automatic geometric FMG on refinement meshes
#231
lmoresi
merged 5 commits into
development
underworldcode/underworld3:development
from
bugfix/fmg-preconditioner
underworldcode/underworld3:bugfix/fmg-preconditioner
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Commits on Jun 11, 2026
Add `preconditioner` property: automatic geometric FMG on refinement meshes
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docs(multigrid): add FMG vs GAMG benchmark figure, reconcile the numbers
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docs(multigrid): mark benchmark provenance note as an orphan page
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Address review: warn (not print) on the FMG-without-hierarchy fallback
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Commits on Jun 12, 2026
Harden geometric FMG preconditioner: durable override, parallel-safe defaults, enforce Galerkin
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