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How to get 'B' matrix scalaField from A[x] = B?

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Old   April 14, 2014, 11:21
Default How to get 'B' matrix scalaField from A[x] = B?
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Manjunath Reddy
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Hiiiii,


I've a fvScalarMatrix from which i need 'B' matrix how to extract that from the equation?

fvScalarMatrix TEqn
(
fvm::ddt(T) - fvm::laplacian(DT, T)
);

I used TEqn.source();

It is giving zeros. Please help me thank you

Regards
Manjunath
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Old   April 14, 2014, 17:16
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ngj
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Niels Gjoel Jacobsen
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Well, it depends on your boundary and initial conditions.

If they for instance are zeroGradient with 0 internal field, then your source should also be a bunch of zeros.

Kind regards,

Niels
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Old   April 15, 2014, 00:03
Default Hii NJG
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It was the problem thank you very much

Regards
Manjunath
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