2 fvScalarMatrix gammaEqn
6 - fvm::laplacian(Dab, gamma)
11 rhoPhi = gammaEqn.flux()*(rho1 - rho2) + phi*rho2;
12 rho = gamma*rho1 + (scalar(1) - gamma)*rho2;
14 Info<< "Phase 1 volume fraction = "
15 << gamma.weightedAverage(mesh.V()).value()
16 << " Min(gamma) = " << min(gamma).value()
17 << " Max(gamma) = " << max(gamma).value()