annotate fourInv.m @ 1169:d02e5b8a0b24 feature/rv

Rename RungekuttaRV time steppers. Add RungekuttaRVMultiStage time stepper
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Fri, 28 Jun 2019 13:13:17 +0200
parents f6ada1719420
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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598
f6ada1719420 Add functions for calculating fourier transforms
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
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