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rchilton1980

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linear-algebra

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Answers (72)

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16	Central differencing scheme for second derivative leads to ill-conditioning
13	Why does sparse linear algebra have a low arithmetic intensity?
11	Eigenvectors with the Power Iteration
9	Are there any drawbacks to using the Method of Manufactured Solutions for convergence testing?
9	Repeated nearest neighbor calculation for millions of data points too slow

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Reputation (2,872)

+45	Block-matrix: optimal fill-in reduction for LU factorization
+20	Reference for QR algorithm for complex matrix
+10	How to implement Geometric Multigrid in non-rectangular grids?
+10	Why should one use a tree structure to represent discrete function spaces?

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Questions (2)

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7	FEM+DDM applied to scalar Helmholtz - necessity of lagrange multipliers?
5	Are serendipity elements still polynomially complete when the quadrilateral is skewed?

Tags (80)

72 linear-algebra × 19	19 finite-element × 14
42 matrix × 9	19 algorithms × 5
39 sparse-matrix × 9	18 dense-matrix × 2
24 matrix-factorization × 6	17 eigenvalues × 7
21 linear-solver × 7	16 conditioning

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	Computational Science	2,872 rep	8 silver badges13 bronze badges
	Stack Overflow	101 rep	2 bronze badges

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2	down		28	answer		1

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