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Old   June 28, 2002, 09:21
Default Gradient approximation
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Hi, I would like to know how I can approxiamte with finite volume method the gradient of a scalar function on a surface when the mesh is nonorthogonal.Any ideas? Thanks
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Old   June 28, 2002, 11:24
Default Re: Gradient approximation
Axel Rohde
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See page 56 of my dissertation, particularly Eq. 4.15, which relates gradient vectors across a surface to finite volume terms. The PDF can be downloaded from,

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