foam-extend4.1-coherent-io/tutorials/solidMechanics/elasticIncrSolidFoam/slidingFrictionBallIncr/system/fvSolution

/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | foam-extend: Open Source CFD                    |
|  \\    /   O peration     | Version:     3.2                                |
|   \\  /    A nd           | Web:         http://www.foam-extend.org         |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
    location    "system";
    object      fvSolution;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

solvers
{
    DU
    {
        solver          PCG;
        preconditioner  DIC;
        tolerance       1e-07;
        relTol          0.1;
    }
}

solidMechanics
{
    nCorrectors           10000;
    DU                    1e-06;
    //divSigmaExp           standard;
    divSigmaExp           surface;
    //divSigmaExp           decompose;
    //divSigmaExp           laplacian;
    historyPatch          right;
    solidInterfaceMethod  none;
    predictor             yes;
    infoFrequency         100;
    aitkenRelaxation      yes;
}

relaxationFactors
{
  //DU   0.9;
}
// ************************************************************************* //