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Fast multigrid reduction-in-time for advection via modified semi-Lagrangian coarse-grid operators.
Hans De Sterck
Robert D. Falgout
Oliver A. Krzysik
Published in:
CoRR (2022)
Keyphrases
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multiresolution
coarse to fine
numerical methods
multiscale
computationally expensive
image analysis
building blocks
reduction method
grid points
image processing
optimal solution
partial differential equations
boundary conditions
morphological operators