Mercurial > repos > public > sbplib
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> |
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date | Thu, 06 Sep 2018 12:43:51 +0200 |
parents | ad1a41d135a1 |
children |
rev | line source |
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23
ad1a41d135a1
Added function to calculate convergence given errors. Added function to print convergence table (not finished.)
Jonatan Werpers <jonatan@werpers.com>
parents:
diff
changeset
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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:
diff
changeset
|
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:
diff
changeset
|
4 end |
ad1a41d135a1
Added function to calculate convergence given errors. Added function to print convergence table (not finished.)
Jonatan Werpers <jonatan@werpers.com>
parents:
diff
changeset
|
5 end |