14 pa.correctBoundaryConditions();
fvMatrix< scalar > fvScalarMatrix
dimensionedSymmTensor sqr(const dimensionedVector &dv)
tmp< GeometricField< Type, faPatchField, areaMesh > > d2dt2(const dimensioned< Type > dt, const faMesh &mesh)
tmp< GeometricField< Type, faPatchField, areaMesh > > laplacian(const GeometricField< Type, faPatchField, areaMesh > &vf, const word &name)
bool solvePrimaryRegion(pimpleDict.getOrDefault("solvePrimaryRegion", true))
fvScalarMatrix paEqn(fvm::d2dt2(pa) - sqr(c0) *fvc::laplacian(pa))