SchmidCostaExponentialLaw2d.hpp

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*/
 
 
#ifndef SCHMIDCOSTAEXPONENTIALLAW2D_HPP_
#define SCHMIDCOSTAEXPONENTIALLAW2D_HPP_
 
#include "AbstractIncompressibleMaterialLaw.hpp"
 
class SchmidCostaExponentialLaw2d : public AbstractIncompressibleMaterialLaw<2>
{
private:
 
    double mA;
 
    std::vector<std::vector<double> > mB;
 
    c_matrix<double,2,2> mIdentity;
 
public:
 
    SchmidCostaExponentialLaw2d();
 
    void ComputeStressAndStressDerivative(c_matrix<double,2,2>&  rC,
                                          c_matrix<double,2,2>&  rInvC,
                                          double                 pressure,
                                          c_matrix<double,2,2>&  rT,
                                          FourthOrderTensor<2,2,2,2>&  rDTdE,
                                          bool                   computeDTdE);
 
    double GetA();
 
    std::vector<std::vector<double> > GetB();
 
    double GetZeroStrainPressure();
};
 
#endif /* SCHMIDCOSTAEXPONENTIALLAW2D_HPP_*/