Dear all, I would like to know how I can include the two first terms in the RHS of the following expression in FEniCS \frac{{du}}{{dt}} = - \frac{d}{{dx}}\left( {a*\frac{{du}}{{dy}}} \right) + \frac{d}{{dy}}\left( {a*\frac{{du}}{{dx}}} \right) + \nabla .(b\nabla u) + f(u) I know what to do with …

Cross derivatives implementation in FEniCS

dokken November 3, 2020, 6:20pm 2

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