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A Direct Solver with O(N) Complexity for Variable Coefficient Elliptic PDEs Discretized via a High-Order Composite Spectral Collocation Method.
Adrianna Gillman
Per-Gunnar Martinsson
Published in:
SIAM J. Sci. Comput. (2014)
Keyphrases
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high order
higher order
pairwise
computational complexity
partial differential equations
fourth order
image processing
face recognition
maximum entropy
arithmetic coding