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Home > Forums > Software User Forums > OpenFOAM > OpenFOAM Programming & Development

confusing term Ueqn.A and D_u

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January 7, 2022, 03:08

confusing term Ueqn.A and D_u

hiep.nguyentrong

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Nguyen Trong Hiep

Join Date: Aug 2018

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I am confusing with 2 term

$D_{u}$ is diagonal part of momentum matrix and

$a^{u}_{p}$ at the picture below.

in Ueqn.H of rhoSimpleFoam, A = Ueqn().A()

Is all of above is the same?

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