annotate convergence.m @ 815:fae41958af4f feature/burgers1d

Add support for artificial viscosity to the 1d burgers scheme. - Add support for artificial viscosity by parametrizing the discretization operator and boundary closure on the viscosity. - Add a time stepper which evaluates and updates the residual viscosity of the solution.
author Vidar Stiernstrom <vidar.stiernstrom@it.uu.se>
date Thu, 06 Sep 2018 12:43:51 +0200
parents ad1a41d135a1
children
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ad1a41d135a1 Added function to calculate convergence given errors. Added function to print convergence table (not finished.)
Jonatan Werpers <jonatan@werpers.com>
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1 function q = convergence(e,h)
ad1a41d135a1 Added function to calculate convergence given errors. Added function to print convergence table (not finished.)
Jonatan Werpers <jonatan@werpers.com>
parents:
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2 for i = 1:length(e)-1
ad1a41d135a1 Added function to calculate convergence given errors. Added function to print convergence table (not finished.)
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
3 q(i) = log(e(i)/e(i+1))/log(h(i+1)/h(i));
ad1a41d135a1 Added function to calculate convergence given errors. Added function to print convergence table (not finished.)
Jonatan Werpers <jonatan@werpers.com>
parents:
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4 end
ad1a41d135a1 Added function to calculate convergence given errors. Added function to print convergence table (not finished.)
Jonatan Werpers <jonatan@werpers.com>
parents:
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5 end