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47 votes cast

41 Questions

Votes Activity Newest Views

1

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analyze stability on a nonuniform grid

finite-difference stability parabolic-pde

Jul 17 '12 at 12:28 Jed Brown 24.7k

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Smoothing the diffusion coefficient to improve convergence

finite-difference parabolic-pde

Jul 16 '12 at 1:28 Jed Brown 24.7k

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Impact of irregularity at the boundary on the error analysis

pde finite-difference

Jul 15 '12 at 20:57 Jed Brown 24.7k

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how to measure the error of a finite difference method

pde finite-difference

Jul 15 '12 at 5:48 David Ketcheson 15.6k

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785

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error of linear interpolation

interpolation

Jul 12 '12 at 5:35 J. M. 2,955

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eigenvalue analysis vs fourier analysis for stability and their equivalence

pde finite-difference parabolic-pde

Jul 11 '12 at 8:24 David Ketcheson 15.6k

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1k

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choice of the norm for the error of the numerical method

pde finite-difference

Jul 10 '12 at 12:44 shuhalo 3,270

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214

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How do I analyze the error for the Crank-Nicolson method on a parabolic PDE?

pde finite-difference

Jul 9 '12 at 1:32 Geoff Oxberry 29k

4

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66

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regularity of a solution and its affect on the global error

pde finite-difference parabolic-pde

Jul 8 '12 at 19:19 Wolfgang Bangerth 45.4k

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Why is my second order accurate method only converging at first order when the coefficients are rough?

pde finite-difference

Jul 6 '12 at 22:17 Wolfgang Bangerth 45.4k

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I don't understand how to correctly calculate truncation error

pde finite-difference

Jun 15 '12 at 7:19 Ken 261

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