MooneyRivlinMaterialLaw.hpp

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*/


#ifndef MOONEYRIVLINMATERIALLAW_HPP_
#define MOONEYRIVLINMATERIALLAW_HPP_

#include "AbstractIsotropicIncompressibleMaterialLaw.hpp"
#include "Exception.hpp"

#define MINUS_LARGE -1e6


template<unsigned DIM>
class MooneyRivlinMaterialLaw : public AbstractIsotropicIncompressibleMaterialLaw<DIM>
{
private:

    double mC1;

    double mC2;

public:

    double Get_dW_dI1(double I1, double I2);

    double Get_dW_dI2(double I1, double I2);

    double Get_d2W_dI1(double I1, double I2);

    double Get_d2W_dI2(double I1, double I2);

    double Get_d2W_dI1I2(double I1, double I2);

    double GetC1();

    double GetC2();

    MooneyRivlinMaterialLaw(double c1, double c2 = MINUS_LARGE);

    void ScaleMaterialParameters(double scaleFactor);
};


#endif /*MOONEYRIVLINMATERIALLAW_HPP_*/