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David Ketcheson's user avatar
David Ketcheson's user avatar
David Ketcheson's user avatar
David Ketcheson
  • Member for 13 years
  • Last seen this week
105 votes
14 answers
12k views

Is it worthwhile to write unit tests for scientific research codes?

97 votes
19 answers
136k views

Is there a high quality nonlinear programming solver for Python?

48 votes
7 answers
6k views

Is algorithmic analysis by flop-counting obsolete?

42 votes
8 answers
1k views

How to link code to publications

41 votes
11 answers
3k views

Venues for publishing papers that emphasize software

32 votes
7 answers
9k views

Alternatives to Journal of Computational Physics

25 votes
4 answers
2k views

When is a high order method useful for computational fluid dynamics simulations?

19 votes
4 answers
5k views

Is there a general-purpose library for structured grid adaptive mesh refinement?

18 votes
1 answer
1k views

When should implicit methods be used in the integration of hyperbolic PDEs?

17 votes
2 answers
966 views

How can I choose a good Riemann solver when numerically solving a system of hyperbolic PDEs?

17 votes
5 answers
410 views

Databases of results for numerical codes

17 votes
5 answers
639 views

Are there operator splitting approaches for multiphysics PDEs that achieve high order convergence?

14 votes
5 answers
611 views

Examples of PDE computations using parallelism in both space and time

10 votes
1 answer
211 views

Polynomials that are orthogonal over curves in the complex plane

9 votes
3 answers
2k views

Basin of attraction for Newton's method

7 votes
3 answers
594 views

Does there exist an arbitrary-precision convex optimization solver?

5 votes
1 answer
2k views

Parallel Gram-Schmidt algorithms

3 votes
2 answers
247 views

Benchmark setup for incompressible Rayleigh-Taylor flow