annotate fourInv.m @ 1329:7df63b17e078 feature/D2_boundary_opt

Add support for boundary optimized grids in DefCurvilinear, and add boundaryOptimizedCurvilinear for constructing a curvilinear grid with boundary optimized grid point placement.
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Mon, 14 Feb 2022 14:55:29 +0100
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:
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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