view fourInv.m @ 1021:cc61dde120cd feature/advectionRV

Add upwind dissipation to the operator inside Utux2d
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Wed, 19 Dec 2018 20:00:27 +0100
parents f6ada1719420
children
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function u = ifour(u_hat)
    u_hat = ifftshift(u_hat);
    u = ifft(u_hat);
end