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Forum: Main CFD Forum

August 17, 2012, 17:01

Replies: 6

Question about FEM theory

Views: 1,226

Posted By lnk

But won't we have better result ( lowest...

But won't we have better result ( lowest integrated residual ) if we only minimize the integrated residual without multiplying the residual with weighting function?

Forum: Main CFD Forum

August 17, 2012, 16:31

Replies: 6

Question about FEM theory

Views: 1,226

Posted By lnk

Thanks. What do you mean by projection? Does that...

Thanks. What do you mean by projection? Does that mean the weighting function is used to make the minimization equation easier to solve?

Best,
lnk

Forum: Main CFD Forum

August 17, 2012, 14:23

Replies: 6

Question about FEM theory

Views: 1,226

Posted By lnk

Question about FEM theory

Hi everyone,

May I ask a question about FEM theory? Why we multiply the residual with a weighting function? Why we don't just minimize the residual?

Best,
lnk

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