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David Ketcheson

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15,510

15.5k
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12.5k

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99/100 score

17/20 answers

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2

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101

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523/600

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220 posts edited

13 helpful flags

1,108 votes cast

Answers (170)

Votes Activity Newest

47	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?
22	How can I numerically differentiate an unevenly sampled function?

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Reputation (15,510)

+10	Can the method of lines be used to discretize all PDEs?
+10	Is it common not to use libraries for standard numerical algorithms, and why?
+10	method of frozen coefficients and its relation to von Neumann stability analysis
+10	Is algorithmic analysis by flop-counting obsolete?

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Questions (18)

Votes Activity Newest

95	Is it worthwhile to write unit tests for scientific research codes?
84	Is there a high quality nonlinear programming solver for Python?
44	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 (121)

326 pde × 61	99 runge-kutta × 14
182 ode × 30	89 time-integration × 20
143 finite-difference × 28	86 stability × 14
130 hyperbolic-pde × 25	71 numerical-analysis × 15
99 fluid-dynamics × 19	71 advection × 7

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Bookmarks (12)

Votes Activity Newest Views Added

60	C++ vs Fortran for HPC
48	What are good ways to document scientific software?
47	What are criteria to choose between finite-differences and finite-elements
40	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	33,158 rep	7 gold badges97 silver badges151 bronze badges
	Computational Science	15,510 rep	2 gold badges44 silver badges101 bronze badges
	Stack Overflow	2,605 rep	2 gold badges23 silver badges25 bronze badges
	MathOverflow	1,117 rep	6 silver badges15 bronze badges
	Mathematics	502 rep	3 silver badges14 bronze badges

Badges (46)

Recent Class Name

Announcer × 11	Popular Question × 10
Yearling × 8	Revival × 6
Nice Question × 16	Good Answer × 4
hyperbolic-pde	Enlightened × 11
Caucus	Nice Answer × 28

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Votes cast (1,108)

all time			by type
890	up		523	question
218	down		585	answer

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