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view src/SbpOperators/volumeops/derivatives/secondderivative.jl @ 618:c64793f77509 feature/volume_and_boundary_operators

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Move Laplace and SecondDerivative into the volumeops directory
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Mon, 07 Dec 2020 12:16:09 +0100
parents src/SbpOperators/laplace/secondderivative.jl@1db945cba3a2
children 332f65c1abf3
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function SecondDerivative(grid::EquidistantGrid{Dim}, inner_stencil, closure_stencils, direction) where Dim
    h_inv = inverse_spacing(grid)[direction]
    return volume_operator(grid, scale(inner_stencil,h_inv^2), scale.(closure_stencils,h_inv^2), even, direction)
end
SecondDerivative(grid::EquidistantGrid{1}, inner_stencil, closure_stencils) = SecondDerivative(grid,inner_stencil,closure_stencils,1)
export SecondDerivative