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jan 2022-11-19 19:33:50 -08:00
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meanas/fdmath/__init__.py
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@ -13,7 +13,7 @@ Discrete fields are stored in one of two forms:
discrete indices referring to positions on the x, y, and z axes respectively. discrete indices referring to positions on the x, y, and z axes respectively.
+ For a vector field, the first index specifies which vector component is accessed: + For a vector field, the first index specifies which vector component is accessed:
`E[:, m, n, p] = [Ex[m, n, p], Ey[m, n, p], Ez[m, n, p]]`. `E[:, m, n, p] = [Ex[m, n, p], Ey[m, n, p], Ez[m, n, p]]`.
- The `vfdfield_t` form is simply a vectorzied (i.e. 1D) version of the `field_t`, - The `vfdfield_t` form is simply a vectorzied (i.e. 1D) version of the `fdfield_t`,
as obtained by `meanas.fdmath.vectorization.vec` (effectively just `numpy.ravel`) as obtained by `meanas.fdmath.vectorization.vec` (effectively just `numpy.ravel`)
Operators which act on fields also come in two forms: Operators which act on fields also come in two forms: