org.das2.math.matrix
Class Matrix

java.lang.Object
  org.das2.math.matrix.Matrix

Direct Known Subclasses:

ArrayMatrix, CompositeMatrix

public abstract class Matrix
extends java.lang.Object

Field Summary

protected int	nCol
protected int	nRow

Constructor Summary

protected

Matrix(int rows, int columns)

Method Summary

int	columnCount()
void	copy(Matrix m)
abstract double	get(int row, int col)
int	rowCount()
abstract void	rowTimes(int row, double s)
abstract void	rowTimesAddTo(int srcRow, double s, int dstRow)
abstract void	set(int row, int col, double d)
abstract void	swapRows(int row1, int row2)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

nRow

protected final int nRow

nCol

protected final int nCol

Constructor Detail

Matrix

protected Matrix(int rows,
                 int columns)

Method Detail

rowCount

public int rowCount()

columnCount

public int columnCount()

copy

public void copy(Matrix m)

get

public abstract double get(int row,
                           int col)

set

public abstract void set(int row,
                         int col,
                         double d)

swapRows

public abstract void swapRows(int row1,
                              int row2)

rowTimes

public abstract void rowTimes(int row,
                              double s)

rowTimesAddTo

public abstract void rowTimesAddTo(int srcRow,
                                   double s,
                                   int dstRow)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object