Implements symmetric band matrices. Matrix. More...

#include <pzsbndmat.h>

Inheritance diagram for TPZSBMatrix< TVar >:

Collaboration diagram for TPZSBMatrix< TVar >:

Public Member Functions
	TPZSBMatrix ()

	TPZSBMatrix (const int64_t dim, const int64_t band)

	TPZSBMatrix (const TPZSBMatrix< TVar > &A)

	~TPZSBMatrix ()

int	PutVal (const int64_t row, const int64_t col, const TVar &element) override
	Put values without bounds checking This method is faster than "Put" if DEBUG is defined. More...

const TVar &	GetVal (const int64_t row, const int64_t col) const override
	Get values without bounds checking This method is faster than "Get" if DEBUG is defined. More...

TVar &	operator() (int64_t row, int64_t col)

virtual int	IsSimetric () const override
	Checks if the current matrix is symmetric. More...

template<class TVar2 >
void	CopyFrom (TPZSBMatrix< TVar2 > &orig)
	copy the values from a matrix with a different precision More...

void	MultAdd (const TPZFMatrix< TVar > &x, const TPZFMatrix< TVar > &y, TPZFMatrix< TVar > &z, const TVar alpha=1., const TVar beta=0., const int opt=0) const override
	Computes z = beta * y + alpha * opt(this)*x. More...

void	Print (const char *name=NULL, std::ostream &out=std::cout, const MatrixOutputFormat form=EFormatted) const override
	It prints the matrix data in a MatrixFormat Rows X Cols. More...

void	AutoFill (int64_t nrow, int64_t ncol, int symmetric)

TPZSBMatrix< TVar >	operator* (const TVar v) const

TPZSBMatrix< TVar > &	operator*= (const TVar v)

TPZSBMatrix< TVar >	operator- () const

int	Resize (const int64_t newDim, const int64_t) override
	Redimension the matrix keeping original elements. More...

int	Redim (const int64_t newDim)
	Redimension the matrix and zeroes its elements. More...

int	Redim (const int64_t newRows, const int64_t newCols) override
	Redimensions the matrix reinitializing it with zero. More...

int	Zero () override
	Zeroes the elements of the matrix. More...

int64_t	GetBand () const

int	SetBand (const int64_t newBand)

int	ClassId () const override
	Define the class id associated with the class. More...

template<>
int	PutVal (const int64_t r, const int64_t c, const std::complex< float > &value)

template<>
int	PutVal (const int64_t r, const int64_t c, const std::complex< double > &value)

template<>
const std::complex< float > &	GetVal (const int64_t r, const int64_t c) const
	Get values without bounds checking This method is faster than "Get" if DEBUG is defined. More...

template<>
const std::complex< double > &	GetVal (const int64_t r, const int64_t c) const
	Get values without bounds checking This method is faster than "Get" if DEBUG is defined. More...

template<>
std::complex< float > &	operator() (const int64_t r, const int64_t c)

template<>
std::complex< double > &	operator() (const int64_t r, const int64_t c)


TPZSBMatrix &	operator= (const TPZSBMatrix< TVar > &A)
	Operadores com matrizes SKY LINE. More...

TPZSBMatrix	operator+ (const TPZSBMatrix< TVar > &A) const

TPZSBMatrix	operator- (const TPZSBMatrix< TVar > &A) const

TPZSBMatrix &	operator+= (const TPZSBMatrix< TVar > &A)

TPZSBMatrix &	operator-= (const TPZSBMatrix< TVar > &A)


int	Subst_Forward (TPZFMatrix< TVar > *B) const override
	To solve linear systems. More...

int	Subst_Backward (TPZFMatrix< TVar > *b) const override
	Computes B = Y, where A*Y = B, A is upper triangular. More...

int	Decompose_LDLt (std::list< int64_t > &singular) override
	Decomposes the current matrix using LDLt. The current matrix has to be symmetric. "L" is lower triangular with 1.0 in its diagonal and "D" is a Diagonal matrix. More...

int	Decompose_LDLt () override
	Decomposes the current matrix using LDLt. More...

int	Subst_LForward (TPZFMatrix< TVar > *B) const override
	Computes B = Y, where A*Y = B, A is lower triangular with A(i,i)=1. More...

int	Subst_LBackward (TPZFMatrix< TVar > *B) const override
	Computes B = Y, where A*Y = B, A is upper triangular with A(i,i)=1. More...

int	Subst_Diag (TPZFMatrix< TVar > *B) const override
	Computes B = Y, where A*Y = B, A is diagonal matrix. More...

Public Member Functions inherited from TPZMatrix< TVar >
	TPZMatrix ()
	Simple constructor. More...

	TPZMatrix (const TPZMatrix< TVar > &cp)

virtual	~TPZMatrix ()
	Simple destructor. More...

virtual TPZMatrix< TVar > *	Clone () const =0

virtual int64_t	MemoryFootprint () const
	Returns the approximate size of the memory footprint (amount of memory required to store this object). More...

template<class TVar2 >
void	CopyFrom (TPZMatrix< TVar2 > &copy)

void	AutoFill (int64_t nrow, int64_t ncol, int symmetric)
	Fill matrix storage with randomic values. More...

virtual int	VerifySymmetry (REAL tol=1.e-13) const
	Checks if current matrix value is symmetric. More...

virtual int	Put (const int64_t row, const int64_t col, const TVar &value)
	Put values with bounds checking if DEBUG variable is defined. More...

virtual const TVar &	Get (const int64_t row, const int64_t col) const
	Get value with bound checking. More...

const TVar &	g (const int64_t row, const int64_t col) const
	Substitution for the () operator when const arguments are needed. More...

TVar &	operator() (const int64_t row, const int64_t col)
	The operators check on the bounds if the DEBUG variable is defined. More...

virtual TVar &	s (const int64_t row, const int64_t col)
	The operators check on the bounds if the DEBUG variable is defined. More...

TVar &	operator() (const int64_t row)
	The operators check on the bounds if the DEBUG variable is defined. More...

virtual void	AddKel (TPZFMatrix< TVar > &elmat, TPZVec< int64_t > &destinationindex)
	Add a contribution of a stiffness matrix. More...

virtual void	AddKel (TPZFMatrix< TVar > &elmat, TPZVec< int64_t > &sourceindex, TPZVec< int64_t > &destinationindex)
	Add a contribution of a stiffness matrix. More...

void	SetIsDecomposed (int val)
	Sets current matrix to decomposed state. More...

virtual bool	Compare (TPZSavable *copy, bool override=false) override
	Compare the object for identity with the object pointed to, eventually copy the object. More...

virtual bool	Compare (TPZSavable *copy, bool override=false) const override
	Compare the object for identity with the object pointed to, eventually copy the object. More...

virtual void	GetSub (const TPZVec< int64_t > &indices, TPZFMatrix< TVar > &block) const
	Extract the block indicated by the indices from the matrix. More...

bool	CompareValues (TPZMatrix< TVar > &M, TVar tol)
	Compare values of this to B, with a precision tolerance tol. More...

template<>
void	Print (const char *name, std::ostream &out, const MatrixOutputFormat form) const

template<>
void	Print (const char *name, std::ostream &out, const MatrixOutputFormat form) const

template<>
void	Print (const char *name, std::ostream &out, const MatrixOutputFormat form) const

template<>
void	SolveCG (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, TPZFMatrix< std::complex< float > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveCG (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, TPZFMatrix< std::complex< double > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveCG (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, TPZFMatrix< std::complex< long double > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveGMRES (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, TPZFMatrix< std::complex< float > > &H, int &numvectors, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, TPZFMatrix< std::complex< float > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveGMRES (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, TPZFMatrix< std::complex< double > > &H, int &numvectors, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, TPZFMatrix< std::complex< double > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveGMRES (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, TPZFMatrix< std::complex< long double > > &H, int &numvectors, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, TPZFMatrix< std::complex< long double > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveBICG (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, REAL &tol)

template<>
void	SolveBICG (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, REAL &tol)

template<>
void	SolveBICG (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, REAL &tol)

template<>
void	SolveBICGStab (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, TPZFMatrix< std::complex< float > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveBICGStab (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, TPZFMatrix< std::complex< double > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveBICGStab (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, TPZFMatrix< std::complex< long double > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveIR (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, TPZFMatrix< std::complex< float > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveIR (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, TPZFMatrix< std::complex< double > > *residual, REAL &tol, const int FromCurrent)

template<>
void	SolveIR (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, TPZFMatrix< std::complex< long double > > *residual, REAL &tol, const int FromCurrent)

template<>
bool	SolveEigenvaluesJacobi (int64_t &numiterations, REAL &tol, TPZVec< std::complex< float > > *Sort)

template<>
bool	SolveEigenvaluesJacobi (int64_t &numiterations, REAL &tol, TPZVec< std::complex< double > > *Sort)

template<>
bool	SolveEigenvaluesJacobi (int64_t &numiterations, REAL &tol, TPZVec< std::complex< long double > > *Sort)

virtual void	Multiply (const TPZFMatrix< TVar > &A, TPZFMatrix< TVar > &res, int opt=0) const
	It mutiplies itself by TPZMatrix<TVar>A putting the result in res. More...

virtual void	Add (const TPZMatrix< TVar > &A, TPZMatrix< TVar > &res) const
	It adds itself to TPZMatrix<TVar>A putting the result in res. More...

virtual void	Residual (const TPZFMatrix< TVar > &x, const TPZFMatrix< TVar > &rhs, TPZFMatrix< TVar > &res)
	Computes res = rhs - this * x. More...

virtual void	Substract (const TPZMatrix< TVar > &A, TPZMatrix< TVar > &result) const
	It substracts A from storing the result in result. More...

virtual void	Identity ()
	Converts the matrix in an identity matrix. More...

virtual void	Transpose (TPZMatrix< TVar > *const T) const
	It makes *T the transpose of current matrix. More...

int	Inverse (TPZFMatrix< TVar > &Inv, DecomposeType dec)
	It makes Inv =[this]. IMPORTANT OBSERVATION –> The original matrix (calling object) no is more equal. It containts the some decomposition (LU or Cholesky or ...) More...

TVar	MatrixNorm (int p, int64_t numiter=2000000, REAL tol=1.e-10) const
	Computes the matrix norm of this. More...

TVar	ConditionNumber (int p, int64_t numiter=2000000, REAL tol=1.e-10)
	Computes the matrix condition number of this. More...

virtual int	PutSub (const int64_t sRow, const int64_t sCol, const TPZFMatrix< TVar > &Source)
	It puts submatrix Source on actual matrix structure. More...

virtual int	GetSub (const int64_t sRow, const int64_t sCol, const int64_t rowSize, const int64_t colSize, TPZFMatrix< TVar > &Target) const
	Gets submatrix storing it on Target. More...

virtual int	AddSub (const int64_t sRow, const int64_t sCol, const TPZFMatrix< TVar > &Source)
	It adds Source matrix on current matrix from position (sRow, sCol) More...

virtual int	InsertSub (const int64_t sRow, const int64_t sCol, const int64_t rowSize, const int64_t colSize, const int64_t pRow, const int64_t pCol, TPZMatrix< TVar > *Target) const
	Inserts a submatrix from current object on matrix *Target with no redimentioning. More...

virtual int	AddSub (const int64_t sRow, const int64_t sCol, const int64_t rowSize, const int64_t colSize, const int64_t pRow, const int64_t pCol, TPZMatrix< TVar > *pA) const
	Adds a submatrix from current object in *Target. More...

virtual void	UpdateFrom (TPZAutoPointer< TPZMatrix< TVar > >)
	Updates the values of the matrix based on the values of the matrix. More...

int	IsSquare () const
	Checks if current matrix is square. More...

virtual void	Simetrize ()
	Simetrizes copies upper plan to the lower plan, making its data simetric. More...

virtual int	IsDefPositive () const
	Checks if current matrix is definite positive. More...

int	IsDecomposed () const
	Checks if current matrix is already decomposed. More...

virtual int	Decompose_LU (std::list< int64_t > &singular)
	Decomposes the current matrix using LU decomposition. More...

virtual int	Decompose_LU ()

virtual int	Decompose_Cholesky ()
	Decomposes the current matrix using Cholesky method. The current matrix has to be symmetric. More...

virtual int	Decompose_Cholesky (std::list< int64_t > &singular)
	Decomposes the current matrix using Cholesky method. More...

virtual int	Substitution (TPZFMatrix< TVar > *B) const
	Computes Forward and Backward substitution for a "LU" decomposed matrix. More...

void	Read (TPZStream &buf, void *context) override
	Unpacks the object structure from a stream of bytes. More...

void	Write (TPZStream &buf, int withclassid) const override
	Packs the object structure in a stream of bytes. More...

virtual void	Input (std::istream &in=std::cin)
	Input operation. More...

virtual void	Print (std::ostream &out) const

int64_t	Rows () const
	Returns number of rows. More...

int64_t	Cols () const
	Returns number of cols. More...

virtual int64_t	Dim () const
	Returns the dimension of the matrix if the matrix is square. More...

virtual void	SolveJacobi (int64_t &numiterations, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, TPZFMatrix< TVar > &scratch, REAL &tol, const int FromCurrent=0)
	Solves the linear system using Jacobi method. . More...

virtual void	SolveSOR (int64_t &numiterations, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, TPZFMatrix< TVar > &scratch, const REAL overrelax, REAL &tol, const int FromCurrent=0, const int direction=1)
	Solves the linear system using Successive Over Relaxation method (Gauss Seidel). . More...

virtual void	SolveSSOR (int64_t &numiterations, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, TPZFMatrix< TVar > &scratch, const REAL overrelax, REAL &tol, const int FromCurrent=0)
	Solves the linear system using Symmetric Successive Over Relaxation method (Gauss Seidel). . More...

virtual void	SolveCG (int64_t &numiterations, TPZSolver< TVar > &preconditioner, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, REAL &tol, const int FromCurrent=0)
	Solves the linear system using Conjugate Gradient method. . More...

virtual void	SolveBICG (int64_t &numiterations, TPZSolver< TVar > &preconditioner, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, REAL &tol)
	Solves the linear system using Bi-Conjugate Gradient method. . More...

virtual void	SolveBICGStab (int64_t &numiterations, TPZSolver< TVar > &preconditioner, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, REAL &tol, const int FromCurrent=0)
	Solves the linear system using Bi-Conjugate Gradient stabilized method. . More...

virtual void	SolveGMRES (int64_t &numiterations, TPZSolver< TVar > &preconditioner, TPZFMatrix< TVar > &H, int &numvectors, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, REAL &tol, const int FromCurrent)
	Solves the linear system using Generalized Minimal Residual (GMRES) method. . More...

virtual void	SolveIR (int64_t &numiterations, TPZSolver< TVar > &preconditioner, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, REAL &tol, const int FromCurrent=0)
	Solves the linear system using IR method. . More...

virtual bool	SolveEigenvaluesJacobi (int64_t &numiterations, REAL &tol, TPZVec< TVar > *Sort=0)
	Transforms this matrix in a diagonal matrix, where the diagonal values are its eigenvalues. This method is efficient only for small matrices. More...

virtual bool	SolveEigensystemJacobi (int64_t &numiterations, REAL &tol, TPZVec< TVar > &Eigenvalues, TPZFMatrix< TVar > &Eigenvectors) const
	Compute Eigenvalues and Eigenvectors of this matrix. This method is efficient only for small matrices. More...

virtual int	SolveDirect (TPZFMatrix< TVar > &F, const DecomposeType dt, std::list< int64_t > &singular)
	Solves the linear system using Direct methods. More...

virtual int	SolveDirect (TPZFMatrix< TVar > &F, const DecomposeType dt)
	Solves the linear system using Direct methods. More...

virtual int	Decompose (const DecomposeType dt, std::list< int64_t > &singular)
	decompose the system of equations acording to the decomposition scheme More...

int	Solve_LU (TPZFMatrix< TVar > *B, std::list< int64_t > &singular)
	Solves the linear system using LU method . More...

int	Solve_LU (TPZFMatrix< TVar > *B)
	Solves the linear system using LU method . More...

virtual int	Solve_Cholesky (TPZFMatrix< TVar > *B)
	Solves the linear system using Cholesky method . More...

int	Solve_Cholesky (TPZFMatrix< TVar > *B, std::list< int64_t > &singular)
	Solves the linear system using Cholesky method . More...

int	Solve_LDLt (TPZFMatrix< TVar > *B, std::list< int64_t > &singular)
	Solves the linear system using LDLt method . More...

int	Solve_LDLt (TPZFMatrix< TVar > *B)
	Solves the linear system using LDLt method . More...

Public Member Functions inherited from TPZSavable
	TPZSavable ()

virtual	~TPZSavable ()

virtual std::list< std::map< std::string, uint64_t > >	VersionHistory () const

virtual std::pair< std::string, uint64_t >	Version () const

Public Member Functions inherited from TPZRegisterClassId
template<typename T >
	TPZRegisterClassId (int(T::*)() const)

	TPZRegisterClassId ()=default

Private Member Functions
int64_t	Size () const

int	Clear () override
	It clears data structure. More...

void	Copy (const TPZSBMatrix< TVar > &)

int64_t	Index (int64_t i, int64_t j) const

Private Attributes
TPZVec< TVar >	fDiag

int64_t	fBand

Friends
class	TPZSBMatrix< float >

class	TPZSBMatrix< double >

template<class TT >
std::ostream &	operator<< (std::ostream &out, const TPZSBMatrix< TT > &A)

Additional Inherited Members
Static Public Member Functions inherited from TPZMatrix< TVar >
static int	Error (const char msg, const char msg2=0)
	Returns error messages. More...

static TVar	ReturnNearestValue (TVar val, TPZVec< TVar > &Vec, TVar tol)
	Retorna o valor mais proximo a "val" (exceto valores no intervalo -tol <= val <= +tol) contido no vetor Vec. More...

Static Public Member Functions inherited from TPZSavable
static std::set< TPZRestoreClassBase * > &	RestoreClassSet ()
	This static function guarantees that the gMap object is available when needed. More...

static std::map< int, TPZRestore_t > &	ClassIdMap ()
	This static function guarantees that the gMap object is available when needed. More...

static std::pair< std::string, uint64_t >	NeoPZVersion ()

static void	Register (TPZRestoreClassBase *restore)

static void	RegisterClassId (int classid, TPZRestore_t fun)

static TPZSavable *	CreateInstance (const int &classId)

Protected Member Functions inherited from TPZMatrix< TVar >
void	PrepareZ (const TPZFMatrix< TVar > &y, TPZFMatrix< TVar > &z, const TVar beta, const int opt) const
	Is an auxiliar method used by MultiplyAdd. More...

	TPZMatrix (const int64_t row, const int64_t col)
	Constructor. More...

Static Protected Member Functions inherited from TPZMatrix< TVar >
static void	Swap (int64_t a, int64_t b)
	Swaps contents of a in b and b in a. More...

Protected Attributes inherited from TPZMatrix< TVar >
int64_t	fRow
	Number of rows in matrix. More...

int64_t	fCol
	Number of cols in matrix. More...

char	fDecomposed
	Decomposition type used to decompose the current matrix. More...

char	fDefPositive
	Definite Posistiveness of current matrix. More...

Static Protected Attributes inherited from TPZMatrix< TVar >
static TVar	gZero
	Initializing value to static variable. More...

Detailed Description

template<class TVar>
class TPZSBMatrix< TVar >

Implements symmetric band matrices. Matrix.

Definition at line 25 of file pzsbndmat.h.

Constructor & Destructor Documentation

◆ TPZSBMatrix() [1/3]

template<class TVar>

TPZSBMatrix< TVar >::TPZSBMatrix ( )

inline

Definition at line 28 of file pzsbndmat.h.

References TPZSBMatrix< TVar >::fBand.

◆ TPZSBMatrix() [2/3]

template<class TVar >

TPZSBMatrix< TVar >::TPZSBMatrix	(	const int64_t	dim,
		const int64_t	band
	)

Definition at line 35 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::fDiag, TPZVec< T >::resize(), TPZSBMatrix< TVar >::Size(), and TPZSBMatrix< TVar >::Zero().

◆ TPZSBMatrix() [3/3]

template<class TVar>

TPZSBMatrix< TVar >::TPZSBMatrix ( const TPZSBMatrix< TVar > & A )

inline

Definition at line 31 of file pzsbndmat.h.

References CLONEDEF, and TPZSBMatrix< TVar >::Copy().

◆ ~TPZSBMatrix()

template<class TVar>

TPZSBMatrix< TVar >::~TPZSBMatrix ( )

inline

Definition at line 36 of file pzsbndmat.h.

References TPZSBMatrix< TVar >::Clear(), TPZSBMatrix< TVar >::GetVal(), TPZSBMatrix< TVar >::operator()(), and TPZSBMatrix< TVar >::PutVal().

Member Function Documentation

◆ AutoFill()

template<class TVar >

void TPZSBMatrix< TVar >::AutoFill	(	int64_t	nrow,
		int64_t	ncol,
		int	symmetric
	)

Fill the matrix with random values (non singular matrix)

Fill data

Making diagonally dominant and non zero in diagonal

Definition at line 63 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Cols(), DebugStop, fabs, TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::GetVal(), IsZero(), TPZSBMatrix< TVar >::PutVal(), Random(), TPZSBMatrix< TVar >::Resize(), TPZMatrix< TVar >::Rows(), and val().

Referenced by TPZSBMatrix< TVar >::CopyFrom().

◆ ClassId()

template<class TVar >

int TPZSBMatrix< TVar >::ClassId ( ) const

overridevirtual

Define the class id associated with the class.

This id has to be unique for all classes A non unique id is flagged at the startup of the program

Reimplemented from TPZMatrix< TVar >.

Definition at line 1989 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::ClassId(), and Hash().

Referenced by TPZSBMatrix< TVar >::GetBand().

◆ Clear()

template<class TVar >

int TPZSBMatrix< TVar >::Clear ( )

overrideprivatevirtual

It clears data structure.

Reimplemented from TPZMatrix< TVar >.

Definition at line 1275 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::fCol, TPZMatrix< TVar >::fDecomposed, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::fRow, and TPZVec< T >::resize().

Referenced by TPZSBMatrix< TVar >::operator=(), TPZSBMatrix< TVar >::Size(), and TPZSBMatrix< TVar >::~TPZSBMatrix().

◆ Copy()

template<class TVar >

void TPZSBMatrix< TVar >::Copy ( const TPZSBMatrix< TVar > & A )

private

Definition at line 1288 of file pzsbndmat.cpp.

References TPZVec< T >::begin(), TPZMatrix< TVar >::Cols(), TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fCol, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::fRow, TPZVec< T >::Resize(), and TPZMatrix< TVar >::Rows().

Referenced by TPZSBMatrix< TVar >::operator=(), TPZSBMatrix< TVar >::Size(), and TPZSBMatrix< TVar >::TPZSBMatrix().

◆ CopyFrom()

template<class TVar>

template<class TVar2 >

void TPZSBMatrix< TVar >::CopyFrom ( TPZSBMatrix< TVar2 > & orig )

inline

copy the values from a matrix with a different precision

Definition at line 54 of file pzsbndmat.h.

References TPZSBMatrix< TVar >::AutoFill(), TPZMatrix< TVar >::CopyFrom(), EFormatted, TPZSBMatrix< TVar >::fDiag, TPZSBMatrix< TVar >::MultAdd(), TPZSBMatrix< TVar >::operator*(), TPZSBMatrix< TVar >::operator*=(), TPZSBMatrix< TVar >::operator+(), TPZSBMatrix< TVar >::operator+=(), TPZSBMatrix< TVar >::operator-(), TPZSBMatrix< TVar >::operator-=(), TPZSBMatrix< TVar >::operator=(), TPZSBMatrix< TVar >::Print(), TPZVec< T >::resize(), and TPZVec< T >::size().

◆ Decompose_LDLt() [1/2]

template<class TVar >

int TPZSBMatrix< TVar >::Decompose_LDLt ( std::list< int64_t > & singular )

overridevirtual

Decomposes the current matrix using LDLt.
The current matrix has to be symmetric. "L" is lower triangular with 1.0 in its diagonal and "D" is a Diagonal matrix.

Reimplemented from TPZMatrix< TVar >.

Definition at line 765 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::Decompose_LDLt().

◆ Decompose_LDLt() [2/2]

template<class TVar >

int TPZSBMatrix< TVar >::Decompose_LDLt ( )

overridevirtual

Decomposes the current matrix using LDLt.

Reimplemented from TPZMatrix< TVar >.

Definition at line 772 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Cols(), TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fDecomposed, TPZMatrix< TVar >::fDefPositive, TPZSBMatrix< TVar >::fDiag, TPZSBMatrix< TVar >::GetVal(), IsZero(), MAX, MIN, TPZSBMatrix< TVar >::PutVal(), TPZMatrix< TVar >::Rows(), TPZSBMatrix< TVar >::Subst_Backward(), TPZSBMatrix< TVar >::Subst_Forward(), TPZSBMatrix< TVar >::Subst_LBackward(), and TPZSBMatrix< TVar >::Subst_LForward().

Referenced by TPZSBMatrix< TVar >::Decompose_LDLt(), and TPZSBMatrix< TVar >::GetBand().

◆ GetBand()

template<class TVar>

int64_t TPZSBMatrix< TVar >::GetBand ( ) const

inline

Definition at line 100 of file pzsbndmat.h.

References TPZSBMatrix< TVar >::ClassId(), TPZMatrix< TVar >::Decompose_Cholesky(), TPZSBMatrix< TVar >::Decompose_LDLt(), TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::SetBand(), TPZSBMatrix< TVar >::Subst_Backward(), TPZSBMatrix< TVar >::Subst_Diag(), TPZSBMatrix< TVar >::Subst_Forward(), TPZSBMatrix< TVar >::Subst_LBackward(), and TPZSBMatrix< TVar >::Subst_LForward().

◆ GetVal() [1/3]

template<class TVar >

const TVar & TPZSBMatrix< TVar >::GetVal	(	const int64_t	,
		const int64_t
	)		const

overridevirtual

Get values without bounds checking
This method is faster than "Get" if DEBUG is defined.

Reimplemented from TPZMatrix< TVar >.

Definition at line 244 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::gZero, TPZSBMatrix< TVar >::Index(), and TPZMatrix< TVar >::Swap().

Referenced by TPZSBMatrix< TVar >::AutoFill(), TPZSBMatrix< TVar >::Decompose_LDLt(), TPZSBMatrix< TVar >::MultAdd(), TPZSBMatrix< TVar >::Subst_Diag(), TPZSBMatrix< TVar >::Subst_LBackward(), TPZSBMatrix< TVar >::Subst_LForward(), and TPZSBMatrix< TVar >::~TPZSBMatrix().

◆ GetVal() [2/3]

template<>

const std::complex< float > & TPZSBMatrix< std::complex< float > >::GetVal	(	const int64_t	,
		const int64_t
	)		const

virtual

Get values without bounds checking
This method is faster than "Get" if DEBUG is defined.

Reimplemented from TPZMatrix< TVar >.

Definition at line 189 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::gZero, TPZSBMatrix< TVar >::Index(), and TPZMatrix< TVar >::Swap().

◆ GetVal() [3/3]

template<>

const std::complex< double > & TPZSBMatrix< std::complex< double > >::GetVal	(	const int64_t	,
		const int64_t
	)		const

virtual

Get values without bounds checking
This method is faster than "Get" if DEBUG is defined.

Reimplemented from TPZMatrix< TVar >.

Definition at line 217 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::gZero, TPZSBMatrix< TVar >::Index(), and TPZMatrix< TVar >::Swap().

◆ Index()

template<class TVar>

int64_t TPZSBMatrix< TVar >::Index	(	int64_t	i,
		int64_t	j
	)		const

inlineprivate

Definition at line 164 of file pzsbndmat.h.

References DebugStop, and TPZSBMatrix< TVar >::fBand.

Referenced by TPZSBMatrix< TVar >::GetVal(), TPZSBMatrix< TVar >::operator()(), and TPZSBMatrix< TVar >::PutVal().

◆ IsSimetric()

template<class TVar>

virtual int TPZSBMatrix< TVar >::IsSimetric ( ) const

inlineoverridevirtual

Checks if the current matrix is symmetric.

Reimplemented from TPZMatrix< TVar >.

Definition at line 44 of file pzsbndmat.h.

◆ MultAdd()

template<class TVar >

void TPZSBMatrix< TVar >::MultAdd	(	const TPZFMatrix< TVar > &	x,
		const TPZFMatrix< TVar > &	y,
		TPZFMatrix< TVar > &	z,
		const TVar	alpha = `1.`,
		const TVar	beta = `0.`,
		const int	opt = `0`
	)		const

overridevirtual

Computes z = beta * y + alpha * opt(this)*x.

z and x cannot overlap in memory

Reimplemented from TPZMatrix< TVar >.

Definition at line 460 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Cols(), TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::GetVal(), TPZFMatrix< TVar >::GetVal(), MAX, MIN, TPZMatrix< TVar >::PrepareZ(), TPZFMatrix< TVar >::PutVal(), TPZMatrix< TVar >::Rows(), and val().

Referenced by TPZSBMatrix< TVar >::CopyFrom().

◆ operator()() [1/3]

template<class TVar >

TVar & TPZSBMatrix< TVar >::operator()	(	int64_t	row,
		int64_t	col
	)

Definition at line 311 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::gZero, TPZSBMatrix< TVar >::Index(), and TPZMatrix< TVar >::Swap().

Referenced by TPZSBMatrix< TVar >::~TPZSBMatrix().

◆ operator()() [2/3]

template<>

std::complex< float > & TPZSBMatrix< std::complex< float > >::operator()	(	const int64_t	r,
		const int64_t	c
	)

Definition at line 261 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::gZero, TPZSBMatrix< TVar >::Index(), and TPZMatrix< TVar >::Swap().

◆ operator()() [3/3]

template<>

std::complex< double > & TPZSBMatrix< std::complex< double > >::operator()	(	const int64_t	r,
		const int64_t	c
	)

Definition at line 286 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::gZero, TPZSBMatrix< TVar >::Index(), and TPZMatrix< TVar >::Swap().

◆ operator*()

template<class TVar >

TPZSBMatrix< TVar > TPZSBMatrix< TVar >::operator* ( const TVar v ) const

Definition at line 510 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::fDiag, test::res, and TPZVec< T >::size().

Referenced by TPZSBMatrix< TVar >::CopyFrom(), and TPZSBMatrix< TVar >::operator-().

◆ operator*=()

template<class TVar >

TPZSBMatrix< TVar > & TPZSBMatrix< TVar >::operator*= ( const TVar v )

Definition at line 530 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::fDiag, and TPZVec< T >::size().

Referenced by TPZSBMatrix< TVar >::CopyFrom().

◆ operator+()

template<class TVar >

TPZSBMatrix< TVar > TPZSBMatrix< TVar >::operator+ ( const TPZSBMatrix< TVar > & A ) const

Definition at line 392 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Dim(), and TPZSBMatrix< TVar >::fBand.

Referenced by TPZSBMatrix< TVar >::CopyFrom().

◆ operator+=()

template<class TVar >

TPZSBMatrix< TVar > & TPZSBMatrix< TVar >::operator+= ( const TPZSBMatrix< TVar > & A )

Definition at line 427 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::fDiag, and TPZVec< T >::size().

Referenced by TPZSBMatrix< TVar >::CopyFrom().

◆ operator-() [1/2]

template<class TVar >

TPZSBMatrix< TVar > TPZSBMatrix< TVar >::operator- ( const TPZSBMatrix< TVar > & A ) const

Definition at line 409 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, and test::res.

◆ operator-() [2/2]

template<class TVar>

TPZSBMatrix<TVar> TPZSBMatrix< TVar >::operator- ( ) const

inline

Definition at line 88 of file pzsbndmat.h.

References TPZSBMatrix< TVar >::operator*(), and TPZSBMatrix< TVar >::Resize().

Referenced by TPZSBMatrix< TVar >::CopyFrom().

◆ operator-=()

template<class TVar >

TPZSBMatrix< TVar > & TPZSBMatrix< TVar >::operator-= ( const TPZSBMatrix< TVar > & A )

Definition at line 445 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, TPZSBMatrix< TVar >::fDiag, and TPZVec< T >::size().

Referenced by TPZSBMatrix< TVar >::CopyFrom().

◆ operator=()

template<class TVar >

TPZSBMatrix< TVar > & TPZSBMatrix< TVar >::operator= ( const TPZSBMatrix< TVar > & A )

Operadores com matrizes SKY LINE.

Definition at line 380 of file pzsbndmat.cpp.

References TPZSBMatrix< TVar >::Clear(), and TPZSBMatrix< TVar >::Copy().

Referenced by TPZSBMatrix< TVar >::CopyFrom().

◆ Print()

template<class TVar >

void TPZSBMatrix< TVar >::Print	(	const char *	name = `NULL`,
		std::ostream &	out = `std::cout`,
		const MatrixOutputFormat	form = `EFormatted`
	)		const

overridevirtual

It prints the matrix data in a MatrixFormat Rows X Cols.

Reimplemented from TPZMatrix< TVar >.

Definition at line 330 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Cols(), TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::Print(), and TPZMatrix< TVar >::Rows().

Referenced by TPZSBMatrix< TVar >::CopyFrom().

◆ PutVal() [1/3]

template<class TVar >

int TPZSBMatrix< TVar >::PutVal	(	const int64_t	,
		const int64_t	,
		const TVar &	val
	)

overridevirtual

Put values without bounds checking
This method is faster than "Put" if DEBUG is defined.

Reimplemented from TPZMatrix< TVar >.

Definition at line 163 of file pzsbndmat.cpp.

References DebugStop, TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fDecomposed, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::gZero, TPZSBMatrix< TVar >::Index(), and TPZMatrix< TVar >::Swap().

Referenced by TPZSBMatrix< TVar >::AutoFill(), TPZSBMatrix< TVar >::Decompose_LDLt(), TPZMatrixMarket::Read(), and TPZSBMatrix< TVar >::~TPZSBMatrix().

◆ PutVal() [2/3]

template<>

int TPZSBMatrix< std::complex< float > >::PutVal	(	const int64_t	r,
		const int64_t	c,
		const std::complex< float > &	value
	)

Definition at line 116 of file pzsbndmat.cpp.

References DebugStop, TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fDecomposed, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::gZero, and TPZSBMatrix< TVar >::Index().

◆ PutVal() [3/3]

template<>

int TPZSBMatrix< std::complex< double > >::PutVal	(	const int64_t	r,
		const int64_t	c,
		const std::complex< double > &	value
	)

Definition at line 140 of file pzsbndmat.cpp.

References DebugStop, TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fDecomposed, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::gZero, TPZSBMatrix< TVar >::Index(), and TPZMatrix< TVar >::Swap().

◆ Redim() [1/2]

template<class TVar>

int TPZSBMatrix< TVar >::Redim ( const int64_t newDim )

inline

Redimension the matrix and zeroes its elements.

Definition at line 94 of file pzsbndmat.h.

References TPZSBMatrix< TVar >::Redim(), and TPZSBMatrix< TVar >::Zero().

Referenced by TPZMatrixMarket::Read(), TPZSBMatrix< TVar >::Redim(), and TPZSBMatrix< TVar >::Resize().

◆ Redim() [2/2]

template<class TVar >

int TPZSBMatrix< TVar >::Redim	(	const int64_t	newRows,
		const int64_t	newCols
	)

overridevirtual

Redimensions the matrix reinitializing it with zero.

Parameters

newRows	Specifies the new number of rows in matrix.
newCols	Specifies the new number of Columns in matrix.

Reimplemented from TPZMatrix< TVar >.

Definition at line 564 of file pzsbndmat.cpp.

References DebugStop, TPZMatrix< TVar >::Dim(), TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fDecomposed, TPZMatrix< TVar >::fDefPositive, TPZSBMatrix< TVar >::fDiag, TPZMatrix< TVar >::Redim(), TPZVec< T >::resize(), TPZSBMatrix< TVar >::Size(), and TPZSBMatrix< TVar >::Zero().

◆ Resize()

template<class TVar >

int TPZSBMatrix< TVar >::Resize	(	const int64_t	newDim,
		const int64_t
	)

overridevirtual

Redimension the matrix keeping original elements.

Reimplemented from TPZMatrix< TVar >.

Definition at line 548 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Dim(), and TPZSBMatrix< TVar >::Redim().

Referenced by TPZSBMatrix< TVar >::AutoFill(), and TPZSBMatrix< TVar >::operator-().

◆ SetBand()

template<class TVar >

int TPZSBMatrix< TVar >::SetBand ( const int64_t newBand )

Definition at line 605 of file pzsbndmat.cpp.

References TPZVec< T >::begin(), DebugStop, TPZMatrix< TVar >::Decompose_Cholesky(), TPZMatrix< TVar >::Dim(), ECholesky, ENoDecompose, TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fDecomposed, TPZMatrix< TVar >::fDefPositive, TPZSBMatrix< TVar >::fDiag, TPZVec< T >::resize(), TPZSBMatrix< TVar >::Size(), and TPZSBMatrix< TVar >::Zero().

Referenced by TPZSBMatrix< TVar >::GetBand(), and TPZMatrixMarket::Read().

◆ Size()

template<class TVar>

int64_t TPZSBMatrix< TVar >::Size ( ) const

inlineprivate

Definition at line 155 of file pzsbndmat.h.

References TPZSBMatrix< TVar >::Clear(), TPZSBMatrix< TVar >::Copy(), TPZMatrix< TVar >::Dim(), and TPZSBMatrix< TVar >::fBand.

Referenced by TPZSBMatrix< TVar >::Redim(), TPZSBMatrix< TVar >::SetBand(), and TPZSBMatrix< TVar >::TPZSBMatrix().

◆ Subst_Backward()

template<class TVar >

int TPZSBMatrix< TVar >::Subst_Backward ( TPZFMatrix< TVar > * b ) const

overridevirtual

Computes B = Y, where A*Y = B, A is upper triangular.

Parameters

b	right hand side and result after all

Reimplemented from TPZMatrix< TVar >.

Definition at line 1231 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZMatrix< TVar >::fDecomposed, TPZMatrix< TVar >::Rows(), and TPZMatrix< TVar >::Subst_Backward().

Referenced by TPZSBMatrix< TVar >::Decompose_LDLt(), and TPZSBMatrix< TVar >::GetBand().

◆ Subst_Diag()

template<class TVar >

int TPZSBMatrix< TVar >::Subst_Diag ( TPZFMatrix< TVar > * b ) const

overridevirtual

Computes B = Y, where A*Y = B, A is diagonal matrix.

Parameters

b	right hand side and result after all

Reimplemented from TPZMatrix< TVar >.

Definition at line 1215 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Cols(), TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fDecomposed, TPZSBMatrix< TVar >::GetVal(), TPZFMatrix< TVar >::GetVal(), TPZFMatrix< TVar >::PutVal(), and TPZMatrix< TVar >::Rows().

Referenced by TPZSBMatrix< TVar >::GetBand().

◆ Subst_Forward()

template<class TVar >

int TPZSBMatrix< TVar >::Subst_Forward ( TPZFMatrix< TVar > * B ) const

overridevirtual

To solve linear systems.

Reimplemented from TPZMatrix< TVar >.

Definition at line 1163 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZMatrix< TVar >::fDecomposed, TPZMatrix< TVar >::Rows(), and TPZMatrix< TVar >::Subst_Forward().

Referenced by TPZSBMatrix< TVar >::Decompose_LDLt(), and TPZSBMatrix< TVar >::GetBand().

◆ Subst_LBackward()

template<class TVar >

int TPZSBMatrix< TVar >::Subst_LBackward ( TPZFMatrix< TVar > * b ) const

overridevirtual

Computes B = Y, where A*Y = B, A is upper triangular with A(i,i)=1.

Parameters

b	right hand side and result after all

Reimplemented from TPZMatrix< TVar >.

Definition at line 1242 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Cols(), TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fDecomposed, TPZSBMatrix< TVar >::GetVal(), TPZFMatrix< TVar >::GetVal(), and TPZMatrix< TVar >::Rows().

Referenced by TPZSBMatrix< TVar >::Decompose_LDLt(), and TPZSBMatrix< TVar >::GetBand().

◆ Subst_LForward()

template<class TVar >

int TPZSBMatrix< TVar >::Subst_LForward ( TPZFMatrix< TVar > * b ) const

overridevirtual

Computes B = Y, where A*Y = B, A is lower triangular with A(i,i)=1.

Parameters

b	right hand side and result after all

Reimplemented from TPZMatrix< TVar >.

Definition at line 1178 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::Cols(), TPZMatrix< TVar >::Dim(), TPZMatrix< TVar >::Error(), TPZSBMatrix< TVar >::fBand, TPZMatrix< TVar >::fDecomposed, TPZSBMatrix< TVar >::GetVal(), TPZFMatrix< TVar >::GetVal(), TPZFMatrix< TVar >::PutVal(), and TPZMatrix< TVar >::Rows().

Referenced by TPZSBMatrix< TVar >::Decompose_LDLt(), and TPZSBMatrix< TVar >::GetBand().

◆ Zero()

template<class TVar >

int TPZSBMatrix< TVar >::Zero ( )

overridevirtual

Zeroes the elements of the matrix.

Reimplemented from TPZMatrix< TVar >.

Definition at line 587 of file pzsbndmat.cpp.

References TPZMatrix< TVar >::fDecomposed, TPZMatrix< TVar >::fDefPositive, TPZSBMatrix< TVar >::fDiag, and TPZVec< T >::size().

Referenced by TPZSBMatrix< TVar >::Redim(), TPZSBMatrix< TVar >::SetBand(), and TPZSBMatrix< TVar >::TPZSBMatrix().

Friends And Related Function Documentation

◆ operator<<

template<class TVar>

template<class TT >

std::ostream& operator<<	(	std::ostream &	out,
		const TPZSBMatrix< TT > &	A
	)

friend

◆ TPZSBMatrix< double >

template<class TVar>

friend class TPZSBMatrix< double >

friend

Definition at line 50 of file pzsbndmat.h.

◆ TPZSBMatrix< float >

template<class TVar>

friend class TPZSBMatrix< float >

friend

Definition at line 49 of file pzsbndmat.h.

Member Data Documentation

◆ fBand

template<class TVar>

int64_t TPZSBMatrix< TVar >::fBand

private

◆ fDiag

template<class TVar>

TPZVec<TVar> TPZSBMatrix< TVar >::fDiag

private

Definition at line 173 of file pzsbndmat.h.

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

Matrix/pzsbndmat.h
Matrix/pzsbndmat.cpp

Public Member Functions

Private Member Functions

Private Attributes

Friends

Additional Inherited Members

Detailed Description

template<class TVar> class TPZSBMatrix< TVar >

Constructor & Destructor Documentation

◆ TPZSBMatrix() [1/3]

◆ TPZSBMatrix() [2/3]

◆ TPZSBMatrix() [3/3]

◆ ~TPZSBMatrix()

Member Function Documentation

◆ AutoFill()

◆ ClassId()

◆ Clear()

◆ Copy()

◆ CopyFrom()

◆ Decompose_LDLt() [1/2]

◆ Decompose_LDLt() [2/2]

◆ GetBand()

◆ GetVal() [1/3]

◆ GetVal() [2/3]

◆ GetVal() [3/3]

◆ Index()

◆ IsSimetric()

◆ MultAdd()

◆ operator()() [1/3]

◆ operator()() [2/3]

◆ operator()() [3/3]

◆ operator*()

◆ operator*=()

◆ operator+()

◆ operator+=()

◆ operator-() [1/2]

◆ operator-() [2/2]

◆ operator-=()

◆ operator=()

◆ Print()

◆ PutVal() [1/3]

◆ PutVal() [2/3]

◆ PutVal() [3/3]

◆ Redim() [1/2]

◆ Redim() [2/2]

◆ Resize()

◆ SetBand()

◆ Size()

◆ Subst_Backward()

◆ Subst_Diag()

◆ Subst_Forward()

◆ Subst_LBackward()

◆ Subst_LForward()

◆ Zero()

Friends And Related Function Documentation

◆ operator<<

◆ TPZSBMatrix< double >

◆ TPZSBMatrix< float >

Member Data Documentation

◆ fBand

◆ fDiag

template<class TVar>
class TPZSBMatrix< TVar >