Least-squares gradient scheme

Properties

The cell gradient is calculated using least squares:

Usage

The scheme is specified using:

gradSchemes
{
    default         none;
    grad(U)         leastSquares;
}

Further information

Source code

• Foam::fv::leastSquaresGrad

See also

• pointCellsLeastSquares: employs a cell-point-cell stencil
• edgeCellsLeastSquares: employs a cell-edge-cell stencil