BandMatrix Class Reference

#include <newmat.h>

Inheritance diagram for BandMatrix:

Public Member Functions
	BandMatrix ()
	~BandMatrix ()
	BandMatrix (int n, int lb, int ub)
	BandMatrix (const BaseMatrix &)
void	operator= (const BaseMatrix &)
void	operator= (Real f)
void	operator= (const BandMatrix &m)
MatrixType	Type () const
Real &	operator() (int, int)
Real &	element (int, int)
Real	operator() (int, int) const
Real	element (int, int) const
	BandMatrix (const BandMatrix &gm)
LogAndSign	LogDeterminant () const
GeneralMatrix *	MakeSolver ()
Real	Trace () const
Real	SumSquare () const
Real	SumAbsoluteValue () const
Real	Sum () const
Real	MaximumAbsoluteValue () const
Real	MinimumAbsoluteValue () const
Real	Maximum () const
Real	Minimum () const
void	GetRow (MatrixRowCol &)
void	GetCol (MatrixRowCol &)
void	GetCol (MatrixColX &)
void	RestoreCol (MatrixRowCol &)
void	RestoreCol (MatrixColX &c)
void	NextRow (MatrixRowCol &)
virtual void	ReSize (int, int, int)
void	ReSize (const GeneralMatrix &A)
bool	SameStorageType (const GeneralMatrix &A) const
void	ReSizeForAdd (const GeneralMatrix &A, const GeneralMatrix &B)
void	ReSizeForSP (const GeneralMatrix &A, const GeneralMatrix &B)
MatrixBandWidth	BandWidth () const
void	SetParameters (const GeneralMatrix *)
MatrixInput	operator<< (Real)
MatrixInput	operator<< (int f)
void	operator<< (const Real *r)
void	operator<< (const int *r)
void	operator<< (const BaseMatrix &X)
Public Member Functions inherited from GeneralMatrix
GeneralMatrix *	Evaluate (MatrixType mt=MatrixTypeUnSp)
int	Nrows () const
int	Ncols () const
int	Storage () const
Real *	Store () const
virtual	~GeneralMatrix ()
void	tDelete ()
bool	reuse ()
void	Protect ()
int	Tag () const
bool	IsZero () const
void	Release ()
void	Release (int t)
void	ReleaseAndDelete ()
void	operator<< (const Real *)
void	operator<< (const int *)
void	operator<< (const BaseMatrix &X)
void	Inject (const GeneralMatrix &)
void	operator+= (const BaseMatrix &)
void	operator-= (const BaseMatrix &)
void	operator*= (const BaseMatrix &)
void	operator|= (const BaseMatrix &)
void	operator &= (const BaseMatrix &)
void	operator+= (Real)
void	operator-= (Real r)
void	operator*= (Real)
void	operator/= (Real r)
virtual void	Solver (MatrixColX &, const MatrixColX &)
virtual void	RestoreRow (MatrixRowCol &)
virtual void	NextCol (MatrixRowCol &)
virtual void	NextCol (MatrixColX &)
Real	MaximumAbsoluteValue1 (int &i) const
Real	MinimumAbsoluteValue1 (int &i) const
Real	Maximum1 (int &i) const
Real	Minimum1 (int &i) const
Real	MaximumAbsoluteValue2 (int &i, int &j) const
Real	MinimumAbsoluteValue2 (int &i, int &j) const
Real	Maximum2 (int &i, int &j) const
Real	Minimum2 (int &i, int &j) const
virtual bool	IsEqual (const GeneralMatrix &) const
void	CheckStore () const
	operator ReturnMatrix () const
ReturnMatrix	ForReturn () const
MatrixInput	operator<< (Real)
MatrixInput	operator<< (int f)
void	CleanUp ()
Public Member Functions inherited from BaseMatrix
AddedMatrix	operator+ (const BaseMatrix &) const
MultipliedMatrix	operator* (const BaseMatrix &) const
SubtractedMatrix	operator- (const BaseMatrix &) const
ConcatenatedMatrix	operator| (const BaseMatrix &) const
StackedMatrix	operator & (const BaseMatrix &) const
ShiftedMatrix	operator+ (Real) const
ScaledMatrix	operator* (Real) const
ScaledMatrix	operator/ (Real) const
ShiftedMatrix	operator- (Real) const
TransposedMatrix	t () const
NegatedMatrix	operator- () const
ReversedMatrix	Reverse () const
InvertedMatrix	i () const
RowedMatrix	AsRow () const
ColedMatrix	AsColumn () const
DiagedMatrix	AsDiagonal () const
MatedMatrix	AsMatrix (int, int) const
GetSubMatrix	SubMatrix (int, int, int, int) const
GetSubMatrix	SymSubMatrix (int, int) const
GetSubMatrix	Row (int) const
GetSubMatrix	Rows (int, int) const
GetSubMatrix	Column (int) const
GetSubMatrix	Columns (int, int) const
Real	AsScalar () const
Real	Determinant () const
Real	NormFrobenius () const
Real	Norm1 () const
Real	NormInfinity () const
void	IEQND () const

Public Attributes
int	lower
int	upper

Protected Member Functions
void	CornerClear () const
short	SimpleAddOK (const GeneralMatrix *gm)
Protected Member Functions inherited from GeneralMatrix
	GeneralMatrix ()
	GeneralMatrix (ArrayLengthSpecifier)
void	Add (GeneralMatrix *, Real)
void	Add (Real)
void	NegAdd (GeneralMatrix *, Real)
void	NegAdd (Real)
void	Multiply (GeneralMatrix *, Real)
void	Multiply (Real)
void	Negate (GeneralMatrix *)
void	Negate ()
void	ReverseElements ()
void	ReverseElements (GeneralMatrix *)
void	operator= (Real)
Real *	GetStore ()
GeneralMatrix *	BorrowStore (GeneralMatrix *, MatrixType)
void	GetMatrix (const GeneralMatrix *)
void	Eq (const BaseMatrix &, MatrixType)
void	Eq (const GeneralMatrix &)
void	Eq (const BaseMatrix &, MatrixType, bool)
void	Eq2 (const BaseMatrix &, MatrixType)
int	search (const BaseMatrix *) const
virtual GeneralMatrix *	Transpose (TransposedMatrix *, MatrixType)
void	CheckConversion (const BaseMatrix &)
void	ReSize (int, int, int)
virtual void	MiniCleanUp ()
void	PlusEqual (const GeneralMatrix &gm)
void	MinusEqual (const GeneralMatrix &gm)
void	PlusEqual (Real f)
void	MinusEqual (Real f)

Private Member Functions
GeneralMatrix *	Image () const

Additional Inherited Members
Protected Attributes inherited from GeneralMatrix
int	tag
int	nrows
int	ncols
int	storage
Real *	store

Detailed Description

Definition at line 929 of file newmat.h.

Constructor & Destructor Documentation

BandMatrix() [1/4]

BandMatrix::BandMatrix ( )

inline

Definition at line 937 of file newmat.h.

Referenced by Image().

:GeneralMatrix() { lower=0; upper=0; CornerClear(); }

~BandMatrix()

BandMatrix::~BandMatrix ( )

inline

Definition at line 938 of file newmat.h.

{}

BandMatrix() [2/4]

BandMatrix::BandMatrix ( int  n, int  lb, int  ub  )

inline

Definition at line 939 of file newmat.h.

References n.

{ ReSize(n,lb,ub); CornerClear(); }

BandMatrix() [3/4]

BandMatrix::BandMatrix

(

const BaseMatrix &

M

)

Definition at line 31 of file bandmat.cpp.

References MatrixType::BM, GeneralMatrix::Evaluate(), and REPORT.

{
   REPORT // CheckConversion(M);
   // MatrixConversionCheck mcc;
   GeneralMatrix* gmx=((BaseMatrix&)M).Evaluate(MatrixType::BM);
   GetMatrix(gmx); CornerClear();
}

BandMatrix() [4/4]

BandMatrix::BandMatrix ( const BandMatrix &  gm )

inline

Definition at line 954 of file newmat.h.

:GeneralMatrix(gm) { GetMatrix(&gm); }

Member Function Documentation

BandWidth()

MatrixBandWidth BandMatrix::BandWidth ( ) const

virtual

Reimplemented from BaseMatrix.

Definition at line 441 of file newmat4.cpp.

References lower, REPORT, and upper.

   { REPORT return MatrixBandWidth(lower,upper); }

CornerClear()

void BandMatrix::CornerClear ( ) const

protected

Definition at line 157 of file bandmat.cpp.

References REPORT.

{
   // set unused parts of BandMatrix to zero
   REPORT
   int i = lower; Real* s = store; int bw = lower + 1 + upper;
   while (i)
      { int j = i--; Real* sj = s; s += bw; while (j--) *sj++ = 0.0; }
   i = upper; s = store + storage;
   while (i)
      { int j = i--; Real* sj = s; s -= bw; while (j--) *(--sj) = 0.0; }
}

element() [1/2]

Real & BandMatrix::element	(	int	m,
		int	n
	)

Definition at line 783 of file newmat6.cpp.

References n, and REPORT.

{
   REPORT
   int w = upper+lower+1; int i = lower+n-m;
   if (m<0 || m>= nrows || n<0 || n>= ncols || i<0 || i>=w)
      Throw(IndexException(m,n,*this,true));
   return store[w*m+i];
}

element() [2/2]

Real BandMatrix::element	(	int	m,
		int	n
	)		const

Definition at line 792 of file newmat6.cpp.

References n, and REPORT.

{
   REPORT
   int w = upper+lower+1; int i = lower+n-m;
   if (m<0 || m>= nrows || n<0 || n>= ncols || i<0 || i>=w)
      Throw(IndexException(m,n,*this,true));
   return store[w*m+i];
}

GetCol() [1/2]

void BandMatrix::GetCol ( MatrixRowCol &  mrc )

virtual

Implements GeneralMatrix.

Definition at line 587 of file newmat3.cpp.

References MatrixRowCol::cw, MatrixRowCol::data, HaveStore, MatrixRowCol::length, LoadOnEntry, MatrixErrorNoSpace(), MONITOR_REAL_NEW, n, REPORT, MatrixRowCol::rowcol, MatrixRowCol::skip, MatrixRowCol::storage, and StoreHere.

{
   REPORT
   int c = mrc.rowcol; int n = lower+upper; int w = n+1;
   mrc.length=nrows; Real* ColCopy;
   int b; int s = c-upper;
   if (s<=0) { w += s; s = 0; b = c+lower; } else b = s*w+n;
   mrc.skip = s; s += w-nrows; if (s>0) w -= s; mrc.storage = w;
   if ( +(mrc.cw*(StoreHere+HaveStore)) )
      { REPORT ColCopy = mrc.data; }
   else
   {
      REPORT
      ColCopy = new Real [n+1]; MatrixErrorNoSpace(ColCopy);
      MONITOR_REAL_NEW("Make (BMGetCol)",n+1,ColCopy)
      mrc.cw += HaveStore; mrc.data = ColCopy;
   }

   if (+(mrc.cw*LoadOnEntry))
   {
      REPORT
      Real* Mstore = store+b;
      // while (w--) { *ColCopy++ = *Mstore; Mstore+=n; }
      if (w) for (;;)
         { *ColCopy++ = *Mstore; if (!(--w)) break; Mstore+=n; }
   }
}

GetCol() [2/2]

void BandMatrix::GetCol ( MatrixColX &  mrc )

virtual

Implements GeneralMatrix.

Definition at line 615 of file newmat3.cpp.

References MatrixRowCol::cw, MatrixRowCol::data, MatrixRowCol::length, LoadOnEntry, n, REPORT, MatrixRowCol::rowcol, MatrixRowCol::skip, MatrixRowCol::storage, and MatrixColX::store.

{
   REPORT
   int c = mrc.rowcol; int n = lower+upper; int w = n+1;
   mrc.length=nrows; int b; int s = c-upper;
   if (s<=0) { w += s; s = 0; b = c+lower; } else b = s*w+n;
   mrc.skip = s; s += w-nrows; if (s>0) w -= s; mrc.storage = w;
   mrc.data = mrc.store+mrc.skip;

   if (+(mrc.cw*LoadOnEntry))
   {
      REPORT
      Real* ColCopy = mrc.data; Real* Mstore = store+b;
      // while (w--) { *ColCopy++ = *Mstore; Mstore+=n; }
      if (w) for (;;)
         { *ColCopy++ = *Mstore; if (!(--w)) break; Mstore+=n; }
   }
}

GetRow()

void BandMatrix::GetRow ( MatrixRowCol &  mrc )

virtual

Implements GeneralMatrix.

Definition at line 566 of file newmat3.cpp.

References MatrixRowCol::data, MatrixRowCol::length, REPORT, MatrixRowCol::rowcol, MatrixRowCol::skip, and MatrixRowCol::storage.

{
   REPORT
   int r = mrc.rowcol; int w = lower+1+upper; mrc.length=ncols;
   int s = r-lower;
   if (s<0) { mrc.data = store+(r*w-s); w += s; s = 0; }
   else mrc.data = store+r*w;
   mrc.skip = s; s += w-ncols; if (s>0) w -= s; mrc.storage = w;
}

Image()

GeneralMatrix * BandMatrix::Image ( ) const

privatevirtual

Reimplemented from GeneralMatrix.

Reimplemented in LowerBandMatrix, and UpperBandMatrix.

Definition at line 796 of file newmat4.cpp.

References BandMatrix(), MatrixErrorNoSpace(), and REPORT.

{
   REPORT
   GeneralMatrix* gm = new BandMatrix(*this); MatrixErrorNoSpace(gm);
   return gm;
}

LogDeterminant()

LogAndSign BandMatrix::LogDeterminant ( ) const

virtual

Reimplemented from GeneralMatrix.

Reimplemented in LowerBandMatrix, and UpperBandMatrix.

Definition at line 398 of file bandmat.cpp.

References REPORT.

{
   REPORT
   BandLUMatrix C(*this); return C.LogDeterminant();
}

MakeSolver()

GeneralMatrix * BandMatrix::MakeSolver ( )

virtual

Reimplemented from GeneralMatrix.

Reimplemented in LowerBandMatrix, and UpperBandMatrix.

Definition at line 265 of file bandmat.cpp.

References MatrixErrorNoSpace(), and REPORT.

{
   REPORT
   GeneralMatrix* gm = new BandLUMatrix(*this);
   MatrixErrorNoSpace(gm); gm->ReleaseAndDelete(); return gm;
}

Maximum()

Real BandMatrix::Maximum ( ) const

inlinevirtual

Reimplemented from GeneralMatrix.

Definition at line 967 of file newmat.h.

References GeneralMatrix::Maximum2().

{ int i, j; return GeneralMatrix::Maximum2(i, j); }

MaximumAbsoluteValue()

Real BandMatrix::MaximumAbsoluteValue ( ) const

inlinevirtual

Reimplemented from GeneralMatrix.

Definition at line 963 of file newmat.h.

References GeneralMatrix::MaximumAbsoluteValue().

      { CornerClear(); return GeneralMatrix::MaximumAbsoluteValue(); }

Minimum()

Real BandMatrix::Minimum ( ) const

inlinevirtual

Reimplemented from GeneralMatrix.

Definition at line 968 of file newmat.h.

References GeneralMatrix::Minimum2().

{ int i, j; return GeneralMatrix::Minimum2(i, j); }

MinimumAbsoluteValue()

Real BandMatrix::MinimumAbsoluteValue ( ) const

inlinevirtual

Reimplemented from GeneralMatrix.

Definition at line 965 of file newmat.h.

References GeneralMatrix::MinimumAbsoluteValue2().

      { int i, j; return GeneralMatrix::MinimumAbsoluteValue2(i, j); }

NextRow()

void BandMatrix::NextRow ( MatrixRowCol &  mrc )

virtual

Reimplemented from GeneralMatrix.

Definition at line 578 of file newmat3.cpp.

References MatrixRowCol::data, REPORT, MatrixRowCol::rowcol, MatrixRowCol::skip, and MatrixRowCol::storage.

{
   REPORT
   int r = ++mrc.rowcol;
   if (r<=lower) { mrc.storage++; mrc.data += lower+upper; }
   else  { mrc.skip++; mrc.data += lower+upper+1; }
   if (r>=ncols-upper) mrc.storage--;
}

operator()() [1/2]

Real & BandMatrix::operator()	(	int	m,
		int	n
	)

Definition at line 92 of file newmat6.cpp.

References n, and REPORT.

{
   REPORT
   int w = upper+lower+1; int i = lower+n-m;
   if (m<=0 || m>nrows || n<=0 || n>ncols || i<0 || i>=w)
      Throw(IndexException(m,n,*this));
   return store[w*(m-1)+i];
}

operator()() [2/2]

Real BandMatrix::operator()	(	int	m,
		int	n
	)		const

Definition at line 204 of file newmat6.cpp.

References n, and REPORT.

{
   REPORT
   int w = upper+lower+1; int i = lower+n-m;
   if (m<=0 || m>nrows || n<=0 || n>ncols || i<0 || i>=w)
      Throw(IndexException(m,n,*this));
   return store[w*(m-1)+i];
}

operator<<() [1/5]

MatrixInput BandMatrix::operator<<

(

Real

)

Definition at line 441 of file newmat5.cpp.

{
   Tracer et("MatrixInput");
   //   bool dummy = true;
   //   if (dummy)                                   // get rid of warning message
   Throw(ProgramException("Cannot use list read with a BandMatrix"));
   return MatrixInput(0, 0);
}

operator<<() [2/5]

MatrixInput BandMatrix::operator<< ( int  f )

inline

Definition at line 1778 of file newmat.h.

{ return *this << (Real)f; }

operator<<() [3/5]

void BandMatrix::operator<<

(

const Real *

r

)

Definition at line 450 of file newmat5.cpp.

{ Throw(ProgramException("Cannot use array read with a BandMatrix")); }

operator<<() [4/5]

void BandMatrix::operator<<

(

const int *

r

)

Definition at line 453 of file newmat5.cpp.

{ Throw(ProgramException("Cannot use array read with a BandMatrix")); }

operator<<() [5/5]

void BandMatrix::operator<< ( const BaseMatrix &  X )

inline

Definition at line 988 of file newmat.h.

References GeneralMatrix::operator<<().

{ GeneralMatrix::operator<<(X); }

operator=() [1/3]

void BandMatrix::operator=

(

const BaseMatrix &

X

)

Definition at line 150 of file bandmat.cpp.

References MatrixType::BM, and REPORT.

{
   REPORT // CheckConversion(X);
   // MatrixConversionCheck mcc;
   Eq(X,MatrixType::BM); CornerClear();
}

operator=() [2/3]

void BandMatrix::operator= ( Real  f )

inline

Definition at line 943 of file newmat.h.

References GeneralMatrix::operator=().

{ GeneralMatrix::operator=(f); }

operator=() [3/3]

void BandMatrix::operator= ( const BandMatrix &  m )

inline

Definition at line 944 of file newmat.h.

{ Eq(m); }

ReSize() [1/2]

void BandMatrix::ReSize ( int  n, int  lb, int  ub  )

virtual

Reimplemented in LowerBandMatrix, and UpperBandMatrix.

Definition at line 46 of file bandmat.cpp.

References n, REPORT, and GeneralMatrix::ReSize().

Referenced by UpperBandMatrix::ReSize(), and LowerBandMatrix::ReSize().

{
   REPORT
   Tracer tr("BandMatrix::ReSize");
   if (lb<0 || ub<0) Throw(ProgramException("Undefined bandwidth"));
   lower = (lb<=n) ? lb : n-1; upper = (ub<=n) ? ub : n-1;
   GeneralMatrix::ReSize(n,n,n*(lower+1+upper)); CornerClear();
}

ReSize() [2/2]

void BandMatrix::ReSize ( const GeneralMatrix &  A )

virtual

Reimplemented from GeneralMatrix.

Reimplemented in LowerBandMatrix, and UpperBandMatrix.

Definition at line 103 of file bandmat.cpp.

References A, MatrixBandWidth::Lower(), n, REPORT, and MatrixBandWidth::Upper().

{
   REPORT
   int n = A.Nrows();
   if (n != A.Ncols())
   {
      Tracer tr("BandMatrix::ReSize(GM)");
      Throw(NotSquareException(*this));
   }
   MatrixBandWidth mbw = A.BandWidth();
   ReSize(n, mbw.Lower(), mbw.Upper());
}

ReSizeForAdd()

void BandMatrix::ReSizeForAdd ( const GeneralMatrix &  A, const GeneralMatrix &  B  )

virtual

Reimplemented from GeneralMatrix.

Definition at line 123 of file bandmat.cpp.

{
   REPORT
   Tracer tr("BandMatrix::ReSizeForAdd");
   MatrixBandWidth A_BW = A.BandWidth(); MatrixBandWidth B_BW = B.BandWidth();
   if ((A_BW.Lower() < 0) | (A_BW.Upper() < 0) | (B_BW.Lower() < 0)
      | (A_BW.Upper() < 0))
         Throw(ProgramException("Can't ReSize to BandMatrix" ));
   // already know A and B are square
   ReSize(A.Nrows(), my_max(A_BW.Lower(), B_BW.Lower()),
      my_max(A_BW.Upper(), B_BW.Upper()));
}

ReSizeForSP()

void BandMatrix::ReSizeForSP ( const GeneralMatrix &  A, const GeneralMatrix &  B  )

virtual

Reimplemented from GeneralMatrix.

Definition at line 136 of file bandmat.cpp.

{
   REPORT
   Tracer tr("BandMatrix::ReSizeForSP");
   MatrixBandWidth A_BW = A.BandWidth(); MatrixBandWidth B_BW = B.BandWidth();
   if ((A_BW.Lower() < 0) | (A_BW.Upper() < 0) | (B_BW.Lower() < 0)
      | (A_BW.Upper() < 0))
         Throw(ProgramException("Can't ReSize to BandMatrix" ));
   // already know A and B are square
   ReSize(A.Nrows(), my_min(A_BW.Lower(), B_BW.Lower()),
      my_min(A_BW.Upper(), B_BW.Upper()));
}

RestoreCol() [1/2]

void BandMatrix::RestoreCol ( MatrixRowCol &  mrc )

virtual

Reimplemented from GeneralMatrix.

Definition at line 634 of file newmat3.cpp.

References MatrixRowCol::data, n, REPORT, MatrixRowCol::rowcol, and MatrixRowCol::storage.

{
   REPORT
   int c = mrc.rowcol; int n = lower+upper; int s = c-upper;
   Real* Mstore = store + ((s<=0) ? c+lower : s*n+s+n);
   Real* Cstore = mrc.data;
   int w = mrc.storage;
   // while (w--) { *Mstore = *Cstore++; Mstore += n; }
   if (w) for (;;)
      { *Mstore = *Cstore++; if (!(--w)) break; Mstore += n; }
}

RestoreCol() [2/2]

void BandMatrix::RestoreCol ( MatrixColX &  c )

inlinevirtual

Reimplemented from GeneralMatrix.

Definition at line 973 of file newmat.h.

References RestoreCol().

Referenced by RestoreCol().

{ RestoreCol((MatrixRowCol&)c); }

SameStorageType()

bool BandMatrix::SameStorageType ( const GeneralMatrix &  A ) const

virtual

Reimplemented from GeneralMatrix.

Definition at line 116 of file bandmat.cpp.

References A, and REPORT.

{
   if (Type() != A.Type()) { REPORT return false; }
   REPORT
   return BandWidth() == A.BandWidth();
}

SetParameters()

void BandMatrix::SetParameters ( const GeneralMatrix *  gmx )

virtual

Reimplemented from GeneralMatrix.

Definition at line 39 of file bandmat.cpp.

References BaseMatrix::BandWidth(), MatrixBandWidth::lower, and REPORT.

{
   REPORT
   MatrixBandWidth bw = gmx->BandWidth();
   lower = bw.lower; upper = bw.upper;
}

SimpleAddOK()

short BandMatrix::SimpleAddOK ( const GeneralMatrix *  gm )

protectedvirtual

Reimplemented from GeneralMatrix.

Definition at line 64 of file bandmat.cpp.

References lower, REPORT, and upper.

{
   const BandMatrix* bm = (const BandMatrix*)gm;
   if (bm->lower == lower && bm->upper == upper) { REPORT return 0; }
   else if (bm->lower >= lower && bm->upper >= upper) { REPORT return 1; }
   else if (bm->lower <= lower && bm->upper <= upper) { REPORT return 2; }
   else { REPORT return 3; }
}

Sum()

Real BandMatrix::Sum ( ) const

inlinevirtual

Reimplemented from GeneralMatrix.

Definition at line 961 of file newmat.h.

References GeneralMatrix::Sum().

      { CornerClear(); return GeneralMatrix::Sum(); }

SumAbsoluteValue()

Real BandMatrix::SumAbsoluteValue ( ) const

inlinevirtual

Reimplemented from GeneralMatrix.

Definition at line 959 of file newmat.h.

References GeneralMatrix::SumAbsoluteValue().

      { CornerClear(); return GeneralMatrix::SumAbsoluteValue(); }

SumSquare()

Real BandMatrix::SumSquare ( ) const

inlinevirtual

Reimplemented from GeneralMatrix.

Definition at line 958 of file newmat.h.

References GeneralMatrix::SumSquare().

{ CornerClear(); return GeneralMatrix::SumSquare(); }

Trace()

Real BandMatrix::Trace ( ) const

virtual

Reimplemented from BaseMatrix.

Definition at line 582 of file newmat8.cpp.

References REPORT.

{
   REPORT
   int i = nrows; int w = lower+upper+1;
   Real sum = 0.0; Real* s = store+lower;
   // while (i--) { sum += *s; s += w; }
   if (i) for (;;) { sum += *s; if (!(--i)) break; s += w; }
   ((GeneralMatrix&)*this).tDelete(); return sum;
}

Type()

MatrixType BandMatrix::Type ( ) const

virtual

Implements GeneralMatrix.

Reimplemented in LowerBandMatrix, and UpperBandMatrix.

Definition at line 422 of file newmat4.cpp.

References MatrixType::BM.

{ return MatrixType::BM; }

Member Data Documentation

lower

int BandMatrix::lower

Definition at line 936 of file newmat.h.

Referenced by BandWidth(), and SimpleAddOK().

upper

int BandMatrix::upper

Definition at line 936 of file newmat.h.

Referenced by BandWidth(), and SimpleAddOK().

---

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

• newmat.h
• bandmat.cpp
• newmat3.cpp
• newmat4.cpp
• newmat5.cpp
• newmat6.cpp
• newmat8.cpp