1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright held by original author
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM is free software; you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by the
13 Free Software Foundation; either version 2 of the License, or (at your
14 option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM; if not, write to the Free Software Foundation,
23 Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
34 \*---------------------------------------------------------------------------*/
41 #include "sphericalTensor.H"
42 #include "symmTensor.H"
43 #include "contiguous.H"
45 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
50 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
52 typedef Tensor<scalar> tensor;
54 vector eigenValues(const tensor&);
55 vector eigenVector(const tensor&, const scalar lambda);
56 tensor eigenVectors(const tensor&);
58 vector eigenValues(const symmTensor&);
59 vector eigenVector(const symmTensor&, const scalar lambda);
60 tensor eigenVectors(const symmTensor&);
62 // Tensor inverse with singular value decomposition
63 // (Householder transformations)
65 tensor hinv(const tensor& t);
66 symmTensor hinv(const symmTensor& t);
69 //- Data associated with tensor type are contiguous
71 inline bool contiguous<tensor>() {return true;}
74 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
76 } // End namespace Foam
78 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
82 // ************************************************************************* //