Package com.singularsys.extensions.matrix.sequencemat

Class SequenceMatrix

java.lang.Object

com.singularsys.extensions.matrix.sequencemat.SequenceMatrix

All Implemented Interfaces:

MatrixI, Serializable

public final class SequenceMatrix
extends Object
implements MatrixI, Serializable

A Matrix where elements are stored as a one dimensional array of double values.

See Also:

• Serialized Form

Method Summary

Modifier and Type	Method	Description
boolean	eq(SequenceMatrix mat)
boolean	equals(Object obj)
double	getDEle(int i, int j)
Dimensions	getDimensions()	Gets the dimensions of the Vector or Matrix
Double	getEle(int i, int j)	Gets an element of a matrix
int	getNCols()	The number of columns
int	getNRows()	The number of rows
int	hashCode()
static SequenceMatrix	newInstance(double[][] in)
static SequenceMatrix	newInstance(DoubleVector[] rows)
static SequenceMatrix	newInstance(Double[][] in)
void	setEle(int row, int col, Object val)	Set an element of a matrix
Object[][]	toArray(Object[][] mat)	Copies the data to an array
double[][]	toArrayMat()
String	toString()

Methods inherited from class java.lang.Object

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

Method Details

newInstance

public static SequenceMatrix newInstance(Double[][] in)

newInstance

public static SequenceMatrix newInstance(double[][] in)

newInstance

public static SequenceMatrix newInstance(DoubleVector[] rows)

getEle

public Double getEle(int i,
 int j)
              throws EvaluationException

Description copied from interface: MatrixI

Gets an element of a matrix

Specified by:

getEle in interface MatrixI

Parameters:

i - the row

j - the column

Returns:

the element

Throws:

EvaluationException - if the index is out of range. Since Jep 4.1 extensions 2.2 this now throws an EvaluationException

getDEle

public double getDEle(int i,
 int j)
               throws EvaluationException

Throws:

EvaluationException

getNRows

public int getNRows()

Description copied from interface: MatrixI

The number of rows

Specified by:

getNRows in interface MatrixI

Returns:

number of rows

getNCols

public int getNCols()

Description copied from interface: MatrixI

The number of columns

Specified by:

getNCols in interface MatrixI

Returns:

number of columns

getDimensions

public Dimensions getDimensions()

Description copied from interface: MatrixI

Gets the dimensions of the Vector or Matrix

Specified by:

getDimensions in interface MatrixI

Returns:

the dimensions

toArrayMat

public double[][] toArrayMat()

toString

public String toString()

Overrides:

toString in class Object

setEle

public void setEle(int row,
 int col,
 Object val)
            throws EvaluationException

Description copied from interface: MatrixI

Set an element of a matrix

Specified by:

setEle in interface MatrixI

Parameters:

row -

col -

val - value to set

Throws:

EvaluationException

toArray

public Object[][] toArray(Object[][] mat)
                   throws EvaluationException

Description copied from interface: MatrixI

Copies the data to an array

Specified by:

toArray in interface MatrixI

Parameters:

mat -

Returns:

mat with the elements filled in

Throws:

EvaluationException - if mat is not a matrix of the correct size

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

eq

public boolean eq(SequenceMatrix mat)