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finite difference approximation

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Old   May 26, 2011, 06:26
Default finite difference approximation
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Hi,

How can one interpret the finite-difference (FD) approximation of a differential in terms of
i. Local polynomial approximation?
ii. Taylor expansion?
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Old   May 26, 2011, 07:46
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search google for books using the keywords 'computational fluid dynamics'.
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