Kratos::TimeDiscretization::BDF Class Reference

#include <time_discretization.h>

Inheritance diagram for Kratos::TimeDiscretization::BDF:

Collaboration diagram for Kratos::TimeDiscretization::BDF:

Public Member Functions
	KRATOS_CLASS_POINTER_DEFINITION (BDF)
	BDF (const unsigned int TimeOrder)
	Construct a new BDF object Constructor with time order. More...
virtual	~BDF ()=default
	Destroy the BDF object Destructor of the BDF class. More...
virtual std::vector< double >	ComputeBDFCoefficients (double DeltaTime) const
	Return the BDF coefficients This method computes the BDF coefficients for a provided time step. More...
virtual std::vector< double >	ComputeBDFCoefficients (double DeltaTime, double PreviousDeltaTime) const
	Return the BDF coefficients This method computes the BDF coefficients for a provided current and old time step. More...
virtual std::vector< double >	ComputeBDFCoefficients (const ProcessInfo &rProcessInfo) const
	Return the BDF coefficients This method computes the BDF coefficients for the time step stored in the variable DELTA_TIME of a ProcessInfo container. More...
void	ComputeAndSaveBDFCoefficients (ProcessInfo &rProcessInfo) const
	Computes the BDF coefficients This method computes the BDF coefficients with the information stored in the provided ProcessInfo. The computed coefficients are saved in such ProcessInfo container. More...
std::size_t	GetTimeOrder () const
	Get the Time Order object Auxiliary method to get the order of the BDF scheme. More...

Protected Member Functions
	BDF ()
	Construct a new BDF object Auxiliary constructor for derived classes. More...

Constructor & Destructor Documentation

BDF() [1/2]

Kratos::TimeDiscretization::BDF::BDF ( const unsigned int  TimeOrder )

inline

Construct a new BDF object Constructor with time order.

Parameters

TimeOrder

BDF time order

~BDF()

virtual Kratos::TimeDiscretization::BDF::~BDF ( )

virtualdefault

Destroy the BDF object Destructor of the BDF class.

BDF() [2/2]

Kratos::TimeDiscretization::BDF::BDF ( )

inlineprotected

Construct a new BDF object Auxiliary constructor for derived classes.

Member Function Documentation

ComputeAndSaveBDFCoefficients()

void Kratos::TimeDiscretization::BDF::ComputeAndSaveBDFCoefficients

(

ProcessInfo &

rProcessInfo

)

const

Computes the BDF coefficients This method computes the BDF coefficients with the information stored in the provided ProcessInfo. The computed coefficients are saved in such ProcessInfo container.

Parameters

rProcessInfo

ProcessInfo container with DELTA_TIME

ComputeBDFCoefficients() [1/3]

std::vector< double > Kratos::TimeDiscretization::BDF::ComputeBDFCoefficients ( const ProcessInfo &  rProcessInfo ) const

virtual

Return the BDF coefficients This method computes the BDF coefficients for the time step stored in the variable DELTA_TIME of a ProcessInfo container.

Parameters

rProcessInfo

ProcessInfo container with DELTA_TIME

Returns

std::vector<double> Vector containing the computed BDF coefficients

Reimplemented in Kratos::TimeDiscretization::BDF6, Kratos::TimeDiscretization::BDF5, Kratos::TimeDiscretization::BDF4, Kratos::TimeDiscretization::BDF3, Kratos::TimeDiscretization::BDF2, and Kratos::TimeDiscretization::BDF1.

ComputeBDFCoefficients() [2/3]

std::vector< double > Kratos::TimeDiscretization::BDF::ComputeBDFCoefficients ( double  DeltaTime ) const

virtual

Return the BDF coefficients This method computes the BDF coefficients for a provided time step.

Parameters

DeltaTime

Time step to compute the BDF coefficients

Returns

std::vector<double> Vector containing the computed BDF coefficients

Reimplemented in Kratos::TimeDiscretization::BDF6, Kratos::TimeDiscretization::BDF5, Kratos::TimeDiscretization::BDF4, Kratos::TimeDiscretization::BDF3, and Kratos::TimeDiscretization::BDF1.

ComputeBDFCoefficients() [3/3]

std::vector< double > Kratos::TimeDiscretization::BDF::ComputeBDFCoefficients ( double  DeltaTime, double  PreviousDeltaTime  ) const

virtual

Return the BDF coefficients This method computes the BDF coefficients for a provided current and old time step.

Parameters

DeltaTime	Time step to compute the BDF coefficients
PreviousDeltaTime	Old time step to compute the BDF coefficients

Returns

std::vector<double> Vector containing the computed BDF coefficients

Reimplemented in Kratos::TimeDiscretization::BDF2.

GetTimeOrder()

std::size_t Kratos::TimeDiscretization::BDF::GetTimeOrder

(

)

const

Get the Time Order object Auxiliary method to get the order of the BDF scheme.

Returns

const std::size_t Order of the BDF scheme

KRATOS_CLASS_POINTER_DEFINITION()

Kratos::TimeDiscretization::BDF::KRATOS_CLASS_POINTER_DEFINITION

(

BDF

)

---

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

• /home/runner/work/Documentation/Documentation/master/kratos/utilities/time_discretization.h
• /home/runner/work/Documentation/Documentation/master/kratos/utilities/time_discretization.cpp