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Old   July 23, 2008, 14:15
Default explicit formula
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What is first derivative artificial viscosity in the source term via the explicit formula. Is this a correct formula

[ W_n+1 - W_n-1 ]/delta x

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Old   July 28, 2008, 10:05
Default Re: explicit formula
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Please expand W_n+1 and W_n-1 using Taylor's series and see your self, observe the trucation terms. This should be a farily simple and very useful excersice.

Thanks, Vinayender.
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