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Old   December 24, 2005, 01:36
Default about time step(DELT)
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How to choose DELT ? is there any methd to choose thanks in advance
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Old   December 25, 2005, 10:50
Default Re: about time step(DELT)
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This is very much depending on your problem... Generally, the time step should be at least one order of magnitude smaller than the smallest time scale you wish to resolve correctly in your system.

Also, numerical instability may limit the time step size.

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