NeoHookean final

Compressible Neo-Hookean hyperelastic law.

class NeoHookean final;

Direct inheritance by class family

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NeoHookean

Inherits from

Base class	Responsibility
`HyperElasticLaw<NeoHookean>`public Full type HyperElasticLaw< NeoHookean >	CRTP base class for hyperelastic constitutive laws.

Declared in	Members
`HyperElasticLaw`	4 members `hasSameDirection()` protected `hasSameKinematics()` protected `operator=()` protected `require()` protected

NeoHookean(Real lambda, Real mu): Constructs a Neo-Hookean law with the given Lamé parameters.
NeoHookean(const NeoHookean& other) defaulted: Copy constructor.
NeoHookean(NeoHookean&& other) defaulted: Move constructor.

auto getLameFirstParameter() const -> Real: Gets the first Lamé parameter.
auto getShearModulus() const -> Real: Gets the shear modulus.
auto setConstitutivePoint(const ConstitutivePoint& cp) -> NeoHookean&: Binds owned evaluation data, reusing unchanged constitutive inputs.
auto getKinematicState() const -> const KinematicState&: Returns the owned kinematics of the prepared point.
auto getStrainEnergyDensity() const -> Real: Returns the strain-energy density at the prepared point.
void getFirstPiolaKirchhoffStress(Math::SpatialMatrix<Real>& P) const: Computes stress at the prepared point.
void getMaterialTangent(Math::SpatialMatrix<Real>& dP, const Math::SpatialMatrix<Real>& dF) const: Computes the tangent action at the prepared point.

Constructs a Neo-Hookean law with the given Lamé parameters.

Parameters
lambda	First Lamé parameter
mu	Second Lamé parameter (shear modulus)

Copy constructor.

Parameters
other	Object to copy from.

Move constructor.

Parameters
other	Object to move from.

Gets the first Lamé parameter.

Returns	The first Lamé parameter.

Gets the shear modulus.

Returns	The shear modulus.

Binds owned evaluation data, reusing unchanged constitutive inputs.

Parameters
cp	Constitutive point supplying kinematics and law-specific inputs.
Returns	This law after successful binding.

Returns the owned kinematics of the prepared point.

Returns	Prepared kinematic state.

Returns the strain-energy density at the prepared point.

Returns	Stored strain-energy density.

Computes stress at the prepared point.

Parameters
P	Output first Piola-Kirchhoff stress.

Computes the tangent action at the prepared point.

Parameters
dP	Output stress increment.
dF	Deformation-gradient increment.