tensor.H

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License
    This file is part of OpenFOAM.

    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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Typedef
    Foam::tensor

Description
    Tensor of scalars.

SourceFiles
    tensor.C

\*---------------------------------------------------------------------------*/

#ifndef tensor_H
#define tensor_H

#include "Tensor.H"
#include "vector.H"
#include "sphericalTensor.H"
#include "symmTensor.H"
#include "contiguous.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

typedef Tensor<scalar> tensor;

vector eigenValues(const tensor& T);
vector eigenVector
(
    const tensor& T,
    const scalar lambda,
    const vector& direction1,
    const vector& direction2
);
tensor eigenVectors(const tensor& T, const vector& lambdas);
tensor eigenVectors(const tensor& T);

vector eigenValues(const symmTensor& T);
vector eigenVector
(
    const symmTensor& T,
    const scalar lambda,
    const vector& direction1,
    const vector& direction2
);
tensor eigenVectors(const symmTensor& T, const vector& lambdas);
tensor eigenVectors(const symmTensor& T);

//- Data associated with tensor type are contiguous
template<>
inline bool contiguous<tensor>() {return true;}


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //