Preprint
Aug 2026
Variational Inference Using a Differentiable Multigrid Linear Solver
A differentiable multigrid solver is developed for steady-state diffusion-absorption problems and derive its adjoint operations analytically through the full multigrid hierarchy, establishing differentiable multigrid solvers as practical building blocks for variational inference in PDE-constrained problems.
Andrés Ramírez, Philipp Haim, David Föger et al.
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