view fourInv.m @ 1017:2d7c1333bd6c feature/advectionRV

Add support for using the ODE to approximate the time derivative in the residual
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Tue, 11 Dec 2018 16:29:21 +0100
parents f6ada1719420
children
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function u = ifour(u_hat)
    u_hat = ifftshift(u_hat);
    u = ifft(u_hat);
end