Mercurial > repos > public > sbplib
annotate fourInv.m @ 1224:5271c4670733 feature/rv
Use fine-to-coarse interpolation operators in coarse grid flux discretization
author | Vidar Stiernström <vidar.stiernstrom@it.uu.se> |
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date | Wed, 06 Nov 2019 14:51:33 +0100 |
parents | f6ada1719420 |
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f6ada1719420
Add functions for calculating fourier transforms
Jonatan Werpers <jonatan@werpers.com>
parents:
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changeset
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1 function u = ifour(u_hat) |
f6ada1719420
Add functions for calculating fourier transforms
Jonatan Werpers <jonatan@werpers.com>
parents:
diff
changeset
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2 u_hat = ifftshift(u_hat); |
f6ada1719420
Add functions for calculating fourier transforms
Jonatan Werpers <jonatan@werpers.com>
parents:
diff
changeset
|
3 u = ifft(u_hat); |
f6ada1719420
Add functions for calculating fourier transforms
Jonatan Werpers <jonatan@werpers.com>
parents:
diff
changeset
|
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