Function dev2

src/OpenFOAM/primitives/Tensor/TensorI.H:572–575

//- Return the deviatoric part of a tensor
template<class Cmpt>
inline Tensor<Cmpt> dev2(const Tensor<Cmpt>& t)
{
    return t - SphericalTensor<Cmpt>::twoThirdsI*tr(t);
}


//- Return the determinant of a tensor