Computational Science
Jed Brown
Meta user
Network profile
Summary Answers Questions Tags Badges Favorites Bounties Reputation All actions

264 Answers

Newest Activity Votes
49
What are the conceptual differences between the finite element and finite volume method?
Aug 12 '13 at 3:51
46
What core skills should every computational scientist have?
Feb 2 '12 at 16:04
44
What are criteria to choose between finite-differences and finite-elements
Dec 8 '11 at 5:39
42
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
26
Scientific standards for numerical errors
Oct 9 '12 at 22:47
25
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
18
When is Newton-Krylov not an appropriate solver?
Nov 30 '13 at 16:32
18
Disadvantages of common discretization schemes for CFD simulations
May 27 '12 at 4:22
18
Modern resources for learning FEM
Feb 27 '12 at 4:30
18
Can a Krylov subspace method be used as a smoother for multigrid?
Jan 17 '12 at 13:56
17
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
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 principle behind the convergence of Krylov subspace methods for solving linear systems of equations?
Jan 29 '12 at 21:54
17
When should implicit methods be used in the integration of hyperbolic PDEs?
Nov 30 '11 at 16:16
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
16
What is the advantage of multigrid over domain decomposition preconditioners, and vice versa?
Dec 31 '11 at 1:27
15
Can the advection equation with variable velocity be conservative?
May 19 '13 at 13:45
15
Definition of incompressible flow
Apr 16 '13 at 15:15
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
Log-log parallel scaling/efficiency plots
Mar 17 '13 at 13:48
14
Solving a simple Ax=b system in parallel with PETSc
Dec 20 '12 at 1:24
14
Solving huge dense linear system?
Jul 21 '12 at 15:44
14
Newton-based methods in optimization vs. solving systems of nonlinear equations
Jun 5 '12 at 3:14
1 2 3 4 5 … 9