Function modified_grad

python/test/unit/fem/test_interpolation.py:1107–1109

(x)

        return values

    def modified_grad(x):
        grad = grad_ref_func(x)
        return -0.2 * grad[1], 0.1 * grad[0]

    tdim = mesh.topology.dim
    cells = locate_entities(mesh, tdim, left_locator)