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MueLu::SteepestDescentSolver< Scalar, LocalOrdinal, GlobalOrdinal, Node > Class Template Reference

Implements steepest descent algorithm for energy-minimization. More...

#include <MueLu_SteepestDescentSolver_decl.hpp>

Inheritance diagram for MueLu::SteepestDescentSolver< Scalar, LocalOrdinal, GlobalOrdinal, Node >:
MueLu::SolverBase< Scalar, LocalOrdinal, GlobalOrdinal, Node > MueLu::BaseClass MueLu::VerboseObject MueLu::Describable

Private Attributes

size_t nIts_
 Number of performed iterations. More...
 
SC stepLength_
 Modifier of the step length. More...
 

Constructors / destructors

 SteepestDescentSolver (size_t Its, SC StepLength=Teuchos::ScalarTraits< Scalar >::one())
 

Iterate methods.

void Iterate (const Matrix &A, const Constraint &C, const Matrix &P0, RCP< Matrix > &P) const
 Iterate. More...
 

Additional Inherited Members

- Public Member Functions inherited from MueLu::SolverBase< Scalar, LocalOrdinal, GlobalOrdinal, Node >
 SolverBase ()
 
virtual ~SolverBase ()
 
- Public Member Functions inherited from MueLu::BaseClass
virtual ~BaseClass ()
 Destructor. More...
 
- Public Member Functions inherited from MueLu::VerboseObject
VerbLevel GetVerbLevel () const
 Get the verbosity level. More...
 
void SetVerbLevel (const VerbLevel verbLevel)
 Set the verbosity level of this object. More...
 
int GetProcRankVerbose () const
 Get proc rank used for printing. Do not use this information for any other purpose. More...
 
int SetProcRankVerbose (int procRank) const
 Set proc rank used for printing. More...
 
bool IsPrint (MsgType type, int thisProcRankOnly=-1) const
 Find out whether we need to print out information for a specific message type. More...
 
Teuchos::FancyOStream & GetOStream (MsgType type, int thisProcRankOnly=0) const
 Get an output stream for outputting the input message type. More...
 
Teuchos::FancyOStream & GetBlackHole () const
 
 VerboseObject ()
 
virtual ~VerboseObject ()
 Destructor. More...
 
- Public Member Functions inherited from MueLu::Describable
virtual ~Describable ()
 Destructor. More...
 
virtual std::string ShortClassName () const
 Return the class name of the object, without template parameters and without namespace. More...
 
virtual void describe (Teuchos::FancyOStream &out_arg, const VerbLevel verbLevel=Default) const
 
virtual std::string description () const
 Return a simple one-line description of this object. More...
 
void describe (Teuchos::FancyOStream &out, const Teuchos::EVerbosityLevel verbLevel=Teuchos::Describable::verbLevel_default) const
 Print the object with some verbosity level to an FancyOStream object. More...
 
- Static Public Member Functions inherited from MueLu::VerboseObject
static void SetMueLuOStream (const Teuchos::RCP< Teuchos::FancyOStream > &mueluOStream)
 
static void SetMueLuOFileStream (const std::string &filename)
 
static Teuchos::RCP< Teuchos::FancyOStream > GetMueLuOStream ()
 
static void SetDefaultVerbLevel (const VerbLevel defaultVerbLevel)
 Set the default (global) verbosity level. More...
 
static VerbLevel GetDefaultVerbLevel ()
 Get the default (global) verbosity level. More...
 

Detailed Description

template<class Scalar = DefaultScalar, class LocalOrdinal = DefaultLocalOrdinal, class GlobalOrdinal = DefaultGlobalOrdinal, class Node = DefaultNode>
class MueLu::SteepestDescentSolver< Scalar, LocalOrdinal, GlobalOrdinal, Node >

Implements steepest descent algorithm for energy-minimization.

Definition at line 72 of file MueLu_SteepestDescentSolver_decl.hpp.

Constructor & Destructor Documentation

◆ SteepestDescentSolver()

template<class Scalar , class LocalOrdinal , class GlobalOrdinal , class Node >
MueLu::SteepestDescentSolver< Scalar, LocalOrdinal, GlobalOrdinal, Node >::SteepestDescentSolver ( size_t  Its,
SC  StepLength = Teuchos::ScalarTraits<Scalar>::one() 
)

Constructor

Parameters
Its– Number of performed iterations
StepLength– The modifier of the step length

Definition at line 64 of file MueLu_SteepestDescentSolver_def.hpp.

Member Function Documentation

◆ Iterate()

template<class Scalar , class LocalOrdinal , class GlobalOrdinal , class Node >
void MueLu::SteepestDescentSolver< Scalar, LocalOrdinal, GlobalOrdinal, Node >::Iterate ( const Matrix &  A,
const Constraint C,
const Matrix &  P0,
RCP< Matrix > &  P 
) const
virtual

Member Data Documentation

◆ nIts_

template<class Scalar = DefaultScalar, class LocalOrdinal = DefaultLocalOrdinal, class GlobalOrdinal = DefaultGlobalOrdinal, class Node = DefaultNode>
size_t MueLu::SteepestDescentSolver< Scalar, LocalOrdinal, GlobalOrdinal, Node >::nIts_
private

Number of performed iterations.

Definition at line 97 of file MueLu_SteepestDescentSolver_decl.hpp.

◆ stepLength_

template<class Scalar = DefaultScalar, class LocalOrdinal = DefaultLocalOrdinal, class GlobalOrdinal = DefaultGlobalOrdinal, class Node = DefaultNode>
SC MueLu::SteepestDescentSolver< Scalar, LocalOrdinal, GlobalOrdinal, Node >::stepLength_
private

Modifier of the step length.

Definition at line 98 of file MueLu_SteepestDescentSolver_decl.hpp.


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