Mercurial > repos > public > sbplib
annotate fourInv.m @ 985:ad6de007e7f6 feature/timesteppers
Convert Rungekutta4SecondOrder to take F(t,v,v_t) instead of matrices
author | Jonatan Werpers <jonatan@werpers.com> |
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date | Tue, 08 Jan 2019 12:34:29 +0100 |
parents | f6ada1719420 |
children |
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f6ada1719420
Add functions for calculating fourier transforms
Jonatan Werpers <jonatan@werpers.com>
parents:
diff
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
|
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
|
4 end |