DiffEqn.H

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/*---------------------------------------------------------------------------*\
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 * In real Time Highly Advanced Computational Applications for Finite Volumes
 * Copyright (C) 2017 by the ITHACA-FV authors
-------------------------------------------------------------------------------
 
  License
  This file is part of ITHACA-FV
 
  ITHACA-FV is free software: you can redistribute it and/or modify
  it under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
 
  ITHACA-FV is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  GNU Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public License
  along with ITHACA-FV. If not, see <http://www.gnu.org/licenses/>.
 
\*---------------------------------------------------------------------------*/
 
fvScalarMatrix NEqn
(
 
    fvm::ddt(IV1, flux)
    ==
    fvm::laplacian(D, flux)
    +fvm::Sp(NSF * (1 - betaTot) - A, flux)
    + lam1* prec1
    + lam2* prec2
    + lam3* prec3
    + lam4* prec4
    + lam5* prec5
    + lam6* prec6
    + lam7* prec7
    + lam8* prec8
 
    );
 
NEqn.relax();
NEqn.solve();