A helper class for outputting values to Ostream.
An Ostream is an abstract base class for all output systems (streams, files, token lists,...
Ostream & operator<<(Ostream &os, const fvConstraints &constraints)
void T(GeometricField< Type, GeoMesh, PrimitiveField1 > &gf, const GeometricField< Type, GeoMesh, PrimitiveField2 > &gf1)