Hello! I’m trying to implement a simple custom linear operator in 2D (which ressemble a curl): \nabla\times u=(\partial_y u ; -\partial_x u) So it should take a scalar and return a 2D vector, i know that i can access the derivative of a function with .dx(i) but how do i package everything in a ve…

Vector curl in 2D

nate April 8, 2021, 4:18pm 2

as_vector((uy, -ux)), which is a component of ufl.

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Unable to compute the curl of a vector field

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