Native interface for providing the 1st Piola Kirchhoff stress.
virtual void computeQpPK2Stress()=0
Provide the PK2 stress and dPK2/dC.
ComputeLagrangianStressPK2(const InputParameters ¶meters)
static InputParameters validParams()
virtual void computeQpPK1Stress() override
Wrap PK2 -> PK1.
Native interface for providing the 2nd Piola Kirchhoff stress.
MaterialProperty< RankTwoTensor > & _E
Green-Lagrange strain.
MaterialProperty< RankFourTensor > & _C
2nd PK tangent (dS/dF)
const InputParameters & parameters() const
MaterialProperty< RankTwoTensor > & _S
2nd PK stress