Computational Science
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Jed Brown
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266 Answers

Votes Activity Newest
54
What are the conceptual differences between the finite element and finite volume method?
Aug 12 '13 at 3:51
49
What are criteria to choose between finite-differences and finite-elements
Dec 8 '11 at 5:39
47
What core skills should every computational scientist have?
Feb 2 '12 at 16:04
43
Why is Newton's method not converging?
Nov 30 '11 at 5:23
32
Are there any famous problems/algorithms in scientific computing that cannot be sped up by parallelisation
Feb 23 '12 at 3:46
28
Alternatives to Journal of Computational Physics
Jul 19 '12 at 5:37
27
Scientific standards for numerical errors
Oct 9 '12 at 22:47
27
Why is my iterative linear solver not converging?
Dec 23 '11 at 2:13
21
How can wavelets be applied to PDE?
Jan 27 '12 at 3:03
19
When is Newton-Krylov not an appropriate solver?
Nov 30 '13 at 16:32
19
Modern resources for learning FEM
Feb 27 '12 at 4:30
18
Disadvantages of common discretization schemes for CFD simulations
May 27 '12 at 4:22
18
What material should I include with a journal article (or post online) in order to make my computational research reproducible?
Apr 6 '12 at 19:45
18
What is the principle behind the convergence of Krylov subspace methods for solving linear systems of equations?
Jan 29 '12 at 21:54
18
Can a Krylov subspace method be used as a smoother for multigrid?
Jan 17 '12 at 13:56
17
When should I use C++ expression templates in computational science, and when should I *not* use them?
Mar 15 '12 at 1:31
17
What is the advantage of multigrid over domain decomposition preconditioners, and vice versa?
Dec 31 '11 at 1:27
17
When should implicit methods be used in the integration of hyperbolic PDEs?
Nov 30 '11 at 16:16
16
Can the advection equation with variable velocity be conservative?
May 19 '13 at 13:45
16
Higher precision floating-point arithmetic in numerical PDE
Aug 23 '12 at 17:04
16
What are the benefits and drawbacks inherent to using classes to encapsulate numerical algorithms?
Jul 12 '12 at 7:47
16
Unstructured quad mesh-generation?
Dec 28 '11 at 19:45
15
Definition of incompressible flow
Apr 16 '13 at 15:15
15
Log-log parallel scaling/efficiency plots
Mar 17 '13 at 13:48
15
Costs of lookups versus calculations
Jun 8 '12 at 12:53
15
How to address numerical non-associativity for parallel reduction?
May 29 '12 at 22:28
15
How much should scientific software be optimized?
Feb 8 '12 at 23:43
14
Discontinuous Galerkin: Nodal vs Modal advantages and disadvantages
Nov 22 '13 at 3:19
14
Meaning of CFL condition on parabolic problems
Jan 22 '13 at 14:34
14
Solving a simple Ax=b system in parallel with PETSc
Dec 20 '12 at 1:24
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