com.numericalmethod.suanshu.matrix.doubles.matrixtype.sparse
Class Coordinates

java.lang.Object
  com.numericalmethod.suanshu.matrix.doubles.matrixtype.sparse.Coordinates

public final class Coordinates
extends java.lang.Object

This class represents the coordinates (i, j) of a matrix element, where i and j are the row-index and column-index of the element, respectively.

Field Summary

int	i the row index
int	j the column index

Constructor Summary

Coordinates(int i, int j)
Construct a matrix coordinate specifying an entry location.

Method Summary

boolean	equals(java.lang.Object obj)
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Detail

i

public final int i

the row index

j

public final int j

the column index

Constructor Detail

Coordinates

public Coordinates(int i,
                   int j)

Construct a matrix coordinate specifying an entry location.

Parameters:

i - the row index

j - the column index

Method Detail

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object