mfem::HHTAlphaSolver Class Reference

#include <ode.hpp>

Inheritance diagram for mfem::HHTAlphaSolver:

Collaboration diagram for mfem::HHTAlphaSolver:

Public Member Functions
	HHTAlphaSolver (real_t alpha=1.0)
Public Member Functions inherited from mfem::GeneralizedAlpha2Solver
	GeneralizedAlpha2Solver (real_t rho_inf=1.0)
void	PrintProperties (std::ostream &out=mfem::out)
void	Init (SecondOrderTimeDependentOperator &f_) override
	Associate a TimeDependentOperator with the ODE solver.
void	Step (Vector &x, Vector &dxdt, real_t &t, real_t &dt) override
	Perform a time step from time t [in] to time t [out] based on the requested step size dt [in].
int	GetMaxStateSize () override
	Function for getting and setting the state vectors.
int	GetStateSize () override
const Vector &	GetStateVector (int i) override
void	GetStateVector (int i, Vector &state) override
void	SetStateVector (int i, Vector &state) override
Public Member Functions inherited from mfem::SecondOrderODESolver
	SecondOrderODESolver ()
virtual void	Run (Vector &x, Vector &dxdt, real_t &t, real_t &dt, real_t tf)
	Perform time integration from time t [in] to time tf [in].
virtual	~SecondOrderODESolver ()

Additional Inherited Members
Protected Attributes inherited from mfem::GeneralizedAlpha2Solver
Vector	xa
Vector	va
Vector	aa
Vector	d2xdt2
real_t	alpha_f
real_t	alpha_m
real_t	beta
real_t	gamma
int	nstate
Protected Attributes inherited from mfem::SecondOrderODESolver
SecondOrderTimeDependentOperator *	f
	Pointer to the associated TimeDependentOperator.
MemoryType	mem_type

Detailed Description

HHT-alpha ODE solver Improved numerical dissipation for time integration algorithms in structural dynamics H.M. Hilber, T.J.R. Hughes and R.L. Taylor 1977 https://doi.org/10.1002/eqe.4290050306 alpha in [2/3,1] --> Defined differently than in paper.

Definition at line 824 of file ode.hpp.

Constructor & Destructor Documentation

HHTAlphaSolver()

mfem::HHTAlphaSolver::HHTAlphaSolver ( real_t alpha = 1.0 )

inline

Definition at line 827 of file ode.hpp.

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The documentation for this class was generated from the following file:

• linalg/ode.hpp