Exlicit multi step ODE solver. More...

#include <dune/fem/solver/multistep.hh>

Inheritance diagram for DuneODE::ExplicitMultiStepSolver< DestinationImp >:

Public Types
typedef Monitor	MonitorType
	monitor type More...

typedef DestinationType ::DiscreteFunctionSpaceType	SpaceType

Public Member Functions
	ExplicitMultiStepSolver (OperatorType &op, TimeProviderBase &tp, int pord, bool verbose=false)
	constructor More...

virtual	~ExplicitMultiStepSolver ()
	destructor More...

void	initialize (const DestinationType &U0)
	apply operator once to get dt estimate More...

void	solve (DestinationType &U0)
	solve system More...

virtual void	solve (DestinationType &u, MonitorType &monitor)=0
	solve $\partial_t u = L(u)$ where is the internal operator. More...

virtual void	description (std::ostream &) const =0
	print description of ODE solver to out stream More...

void	initialize (const DestinationType &U0)
	apply operator once to get dt estimate More...

void	solve (DestinationType &U0)
	solve the system More...

void	solveRK (DestinationType &U0)
	solve the system More...

Protected Attributes
std::vector< std::vector< double > >	a

std::vector< double >	b

std::vector< double >	c

size_t	steps_

double	gamma_

std::vector< DestinationType * >	Uj

std::vector< DestinationType * >	Fj

std::vector< double >	deltat_

bool	msInit

bool	msFirst

const int	ord_

const SpaceOperatorInterface< DestinationImp > &	op_

TimeProviderBase &	tp_

bool	initialized_

Detailed Description

template<class DestinationImp>
class DuneODE::ExplicitMultiStepSolver< DestinationImp >

Exlicit multi step ODE solver.

Todo:: port usage of CFL constant to new time provider interface, i.e., use the CFL constant saved in this solver

Member Typedef Documentation

◆ MonitorType

template<class DestinationImp >

typedef Monitor DuneODE::OdeSolverInterface< DestinationImp >::MonitorType

inherited

monitor type

◆ SpaceType

typedef DestinationType :: DiscreteFunctionSpaceType DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::SpaceType

inherited

Constructor & Destructor Documentation

◆ ExplicitMultiStepSolver()

template<class DestinationImp >

DuneODE::ExplicitMultiStepSolver< DestinationImp >::ExplicitMultiStepSolver	(	OperatorType &	op,
		TimeProviderBase &	tp,
		int	pord,
		bool	verbose = `false`
	)

inline

constructor

Parameters

[in]	op	Operator
[in]	tp	TimeProvider
[in]	pord	polynomial order
[in]	verbose	verbosity

◆ ~ExplicitMultiStepSolver()

template<class DestinationImp >

virtual DuneODE::ExplicitMultiStepSolver< DestinationImp >::~ExplicitMultiStepSolver ( )

inlinevirtual

destructor

Member Function Documentation

◆ description()

template<class DestinationImp >

virtual void DuneODE::OdeSolverInterface< DestinationImp >::description ( std::ostream & ) const

pure virtualinherited

print description of ODE solver to out stream

Implemented in DuneODE::ExplicitRungeKuttaSolver< DestinationImp >, DuneODE::BasicROWRungeKuttaSolver< HelmholtzOperator, NonlinearSolver, TimeStepControl, SourceTerm >, DuneODE::BasicROWRungeKuttaSolver< HelmholtzOperator, NonlinearSolver, ImplicitRungeKuttaTimeStepControl >, DuneODE::BasicImplicitRungeKuttaSolver< HelmholtzOperator, NonlinearSolver, TimeStepControl, SourceTerm >, DuneODE::BasicImplicitRungeKuttaSolver< HelmholtzOperator, NonlinearSolver, ImplicitRungeKuttaTimeStepControl >, and DuneODE::BasicImplicitRungeKuttaSolver< HelmholtzOperator, NonlinearSolver, ImplicitRungeKuttaTimeStepControl, SemiImplicitRungeKuttaSourceTerm< ExplicitOperator > >.

◆ initialize() [1/2]

void DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::initialize ( const DestinationType & U0 )

inlineinherited

apply operator once to get dt estimate

◆ initialize() [2/2]

template<class DestinationImp >

void DuneODE::ExplicitMultiStepSolver< DestinationImp >::initialize ( const DestinationType & U0 )

inlinevirtual

apply operator once to get dt estimate

Implements DuneODE::OdeSolverInterface< DestinationImp >.

◆ solve() [1/3]

template<class DestinationImp >

virtual void DuneODE::OdeSolverInterface< DestinationImp >::solve	(	DestinationType &	u,
		MonitorType &	monitor
	)

pure virtualinherited

solve $\partial_t u = L(u)$ where is the internal operator.

Parameters

[in]	u	unknown to solve for
[in]	monitor	Monitor to get some inside information

Implemented in DuneODE::ExplicitRungeKuttaSolver< DestinationImp >, DuneODE::BasicROWRungeKuttaSolver< HelmholtzOperator, NonlinearSolver, ImplicitRungeKuttaTimeStepControl >, DuneODE::BasicImplicitRungeKuttaSolver< HelmholtzOperator, NonlinearSolver, ImplicitRungeKuttaTimeStepControl >, and DuneODE::BasicImplicitRungeKuttaSolver< HelmholtzOperator, NonlinearSolver, ImplicitRungeKuttaTimeStepControl, SemiImplicitRungeKuttaSourceTerm< ExplicitOperator > >.

◆ solve() [2/3]

void DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::solve ( DestinationType & U0 )

inlineinherited

solve the system

◆ solve() [3/3]

template<class DestinationImp >

void DuneODE::ExplicitMultiStepSolver< DestinationImp >::solve ( DestinationType & U0 )

inlinevirtual

solve system

Reimplemented from DuneODE::OdeSolverInterface< DestinationImp >.

◆ solveRK()

void DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::solveRK ( DestinationType & U0 )

inlineinherited

solve the system

Member Data Documentation

◆ a

std::vector< std::vector<double> > DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::a

protectedinherited

◆ b

std::vector<double> DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::b

protectedinherited

◆ c

std::vector<double> DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::c

protectedinherited

◆ deltat_

std::vector<double> DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::deltat_

protectedinherited

◆ Fj

std::vector<DestinationType*> DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::Fj

protectedinherited

◆ gamma_

double DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::gamma_

protectedinherited

◆ initialized_

bool DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::initialized_

protectedinherited

◆ msFirst

bool DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::msFirst

protectedinherited

◆ msInit

bool DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::msInit

protectedinherited

◆ op_

const SpaceOperatorInterface< DestinationImp > & DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::op_

protectedinherited

◆ ord_

const int DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::ord_

protectedinherited

◆ steps_

size_t DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::steps_

protectedinherited

◆ tp_

TimeProviderBase& DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::tp_

protectedinherited

◆ Uj

std::vector<DestinationType*> DuneODE::ExplMultiStepBase< SpaceOperatorInterface< DestinationImp > >::Uj

protectedinherited

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

multistep.hh

Public Types

Public Member Functions

Protected Attributes

Detailed Description

template<class DestinationImp> class DuneODE::ExplicitMultiStepSolver< DestinationImp >

Member Typedef Documentation

◆ MonitorType

◆ SpaceType

Constructor & Destructor Documentation

◆ ExplicitMultiStepSolver()

◆ ~ExplicitMultiStepSolver()

Member Function Documentation

◆ description()

◆ initialize() [1/2]

◆ initialize() [2/2]

◆ solve() [1/3]

◆ solve() [2/3]

◆ solve() [3/3]

◆ solveRK()

Member Data Documentation

◆ a

◆ b

◆ c

◆ deltat_

◆ Fj

◆ gamma_

◆ initialized_

◆ msFirst

◆ msInit

◆ op_

◆ ord_

◆ steps_

◆ tp_

◆ Uj

template<class DestinationImp>
class DuneODE::ExplicitMultiStepSolver< DestinationImp >