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Forum: OpenFOAM Programming & Development

September 5, 2014, 10:06

Replies: 2

fvScalarMatrix.solve() how to get the number of iterations?

Views: 1,248

Posted By linch

Answering my own question: scalar...

Answering my own question:
scalar eqnInitialResidual = 1;
label eqnNoIterations = 0;
lduMatrix::solverPerformance solverPerf;

solverPerf = Eqn.solve();
eqnNoIterations =...

Forum: OpenFOAM Programming & Development

September 5, 2014, 08:42

Replies: 2

fvScalarMatrix.solve() how to get the number of iterations?

Views: 1,248

Posted By linch

P.S. I mean, lduMatrix has public functions...

P.S. I mean, lduMatrix has public functions initialResidual() finalResidulal() and noIterations(), but how to get them all together at ones, without executing .solve() three times?

Forum: OpenFOAM Programming & Development

September 5, 2014, 08:34

Replies: 2

fvScalarMatrix.solve() how to get the number of iterations?

Views: 1,248

Posted By linch

fvScalarMatrix.solve() how to get the number of iterations?

Hi Foamers,

it's common knowledge, that whith .solve().initialResidual() one can get the normalized initial residual of the linear system of eqs., before it is being solved iteratively.

Do you...

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