Mercurial > repos > public > sbplib
annotate fourInv.m @ 1067:9a858436f8fa feature/laplace_curvilinear_test
Implement new penalty strength for interface. Bugfix missing coeff a in Dirichlet penalty.
author | Martin Almquist <malmquist@stanford.edu> |
---|---|
date | Tue, 22 Jan 2019 18:17:01 -0800 |
parents | f6ada1719420 |
children |
rev | line source |
---|---|
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 |