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David Ketcheson

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15,671

15.7k
14.5k
13.2k

2018
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99/100 score

17/20 answers

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45

101

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524/600

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220 posts edited

13 helpful flags

1,109 votes cast

Answers (170)

Votes Activity Newest

48	Is it common not to use libraries for standard numerical algorithms, and why?
31	Why is local conservation important when solving PDEs?
28	Strange oscillation when solving the advection equation by finite-difference with fully closed Neumann boundary conditions (reflection at boundaries)
24	Is it possible to use Octave to learn MATLAB programming?
24	How can I numerically differentiate an unevenly sampled function?

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Reputation (15,671)

+10	What are criteria to choose between finite-differences and finite-elements
+10	Is algorithmic analysis by flop-counting obsolete?
+20	Is there a high quality nonlinear programming solver for Python?
+10	What's the fastest implementation of elementwise vector multiplication in Fortran?

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Questions (18)

Votes Activity Newest

97	Is it worthwhile to write unit tests for scientific research codes?
86	Is there a high quality nonlinear programming solver for Python?
47	Is algorithmic analysis by flop-counting obsolete?
41	How to link code to publications
39	Venues for publishing papers that emphasize software

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Tags (119)

328 pde × 61	99 fluid-dynamics × 19
185 ode × 30	88 time-integration × 20
146 finite-difference × 28	86 stability × 14
131 hyperbolic-pde × 25	71 numerical-analysis × 15
100 runge-kutta × 14	71 advection × 7

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Bookmarks (12)

Votes Activity Newest Views Added

61	C++ vs Fortran for HPC
48	What are criteria to choose between finite-differences and finite-elements
47	What are good ways to document scientific software?
41	What's the state of the art in parallel ODE methods?
34	How do I make sure that the results of my simulations and the results in my paper are always in sync?

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Accounts (25)

	Academia	33,347 rep	7 gold badges99 silver badges153 bronze badges
	Computational Science	15,671 rep	2 gold badges45 silver badges101 bronze badges
	Stack Overflow	2,785 rep	2 gold badges23 silver badges25 bronze badges
	MathOverflow	1,117 rep	6 silver badges15 bronze badges
	Mathematics	537 rep	3 silver badges14 bronze badges

Badges (46)

Recent Class Name

Yearling × 9	Popular Question × 10
Announcer × 11	Revival × 6
Nice Question × 16	Good Answer × 4
hyperbolic-pde	Enlightened × 11
Caucus	Nice Answer × 28

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Votes cast (1,109)

all time			by type
890	up		524	question
219	down		585	answer

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