ambit2.groupcontribution.utils.math

Class MatrixDouble

java.lang.Object

ambit2.groupcontribution.utils.math.MatrixDouble

public class MatrixDouble
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
double[][]	el
int	nColumns
int	nRows

Constructor Summary

Constructors

Constructor and Description
MatrixDouble()
MatrixDouble(int rows, int columns)
MatrixDouble(List<Double> v)
MatrixDouble(MatrixDouble m)

Method Summary

Modifier and Type	Method and Description
boolean	checkForZeroColumn(int col)
boolean	checkForZeroRow(int row)
double	columnNorm(int col)
void	copyColumnFrom(int destColumn, MatrixDouble sourceMatr, int sourceColumn)
void	copyRowFrom(int destRow, MatrixDouble sourceMatr, int sourceRow)
static String	fill(int numSpaces)
void	fillDiagonalWith(double d)
void	fillWith(double d)
int[]	getZeroColumns()
MatrixDouble	inverse(double eps)
MatrixDouble	makeMatrixFromRows(int[] rowIndices)
double	maxElement()
double	norm()
void	nullify()
void	paste(MatrixDouble m)
void	setUnitMatrix()
double	sumOfColumnElements(int col)
double	sumOfElements()
double	sumOfRowElements(int row)
void	swapRows(int row, int swap)
String	toString(int digits, int decDigits)
MatrixDouble	transposed()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

el

public double[][] el

nRows

public int nRows

nColumns

public int nColumns

Constructor Detail

MatrixDouble

public MatrixDouble()

MatrixDouble

public MatrixDouble(int rows,
                    int columns)

MatrixDouble

public MatrixDouble(MatrixDouble m)

MatrixDouble

public MatrixDouble(List<Double> v)

Method Detail

paste

public void paste(MatrixDouble m)

nullify

public void nullify()

fillWith

public void fillWith(double d)

fillDiagonalWith

public void fillDiagonalWith(double d)

setUnitMatrix

public void setUnitMatrix()

norm

public double norm()

sumOfElements

public double sumOfElements()

maxElement

public double maxElement()

sumOfColumnElements

public double sumOfColumnElements(int col)

sumOfRowElements

public double sumOfRowElements(int row)

columnNorm

public double columnNorm(int col)

transposed

public MatrixDouble transposed()

swapRows

public void swapRows(int row,
                     int swap)

inverse

public MatrixDouble inverse(double eps)

copyRowFrom

public void copyRowFrom(int destRow,
                        MatrixDouble sourceMatr,
                        int sourceRow)

copyColumnFrom

public void copyColumnFrom(int destColumn,
                           MatrixDouble sourceMatr,
                           int sourceColumn)

checkForZeroColumn

public boolean checkForZeroColumn(int col)

checkForZeroRow

public boolean checkForZeroRow(int row)

getZeroColumns

public int[] getZeroColumns()

fill

public static String fill(int numSpaces)

toString

public String toString(int digits,
                       int decDigits)

makeMatrixFromRows

public MatrixDouble makeMatrixFromRows(int[] rowIndices)