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Java Source Code / Java Documentation » PDF » PDFClown 0.0.5 » it.stefanochizzolini.clown.util.math

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Class Diagram

Java Document (Java Doc)

java.lang .Object

it.stefanochizzolini.clown.util.math .SquareMatrix

SquareMatrix

final public class SquareMatrix implements Cloneable(Code)

Square matrix providing fundamental operations of linear algebra.

Remarks

This class is a specialized adaptation from the original JAMA (Java Matrix) project, brought to the public domain by The MathWorks, Inc. and the National Institute of Standards and Technology (see JAMA home page).

author:
   Stefano Chizzolini
version:
   0.0.4, 07/12/07
since:
   0.0.4

Constructor Summary
public	SquareMatrix(int size)
public	SquareMatrix(double[][] data) Construct a matrix from a 2-D array.

Method Summary
public Object	clone()
public double[][]	getData() Gets the internal two-dimensional array.
public double	getDet() Gets the matrix determinant.
public static SquareMatrix	getIdentity(int size) Gets the identity matrix.
public SquareMatrix	getInverse() Gets the matrix inverse.
public SquareMatrix	getMatrix(int[] rowIndexes, int startColumnIndex) Gets a submatrix.
public int	getSize() Get matrix size.
public SquareMatrix	solve(SquareMatrix target) Solve [this] * [return] = [target] Parameters: target - Resulting matrix.

Constructor Detail

SquareMatrix
public SquareMatrix(int size)(Code)

SquareMatrix
public SquareMatrix(double[][] data)(Code)
	Construct a matrix from a 2-D array. Parameters: data - Two-dimensional array of doubles. exception: IllegalArgumentException - All rows must have the same length

Method Detail

clone
public Object clone()(Code)

getData
public double[][] getData()(Code)
	Gets the internal two-dimensional array.

getDet
public double getDet()(Code)
	Gets the matrix determinant.

getIdentity
public static SquareMatrix getIdentity(int size)(Code)
	Gets the identity matrix. Parameters: size - Matrix size.

getInverse
public SquareMatrix getInverse()(Code)
	Gets the matrix inverse.

getMatrix
public SquareMatrix getMatrix(int[] rowIndexes, int startColumnIndex)(Code)
	Gets a submatrix. Parameters: rowIndexes - Array of row indices. Parameters: startColumnIndex - Initial column index. exception: ArrayIndexOutOfBoundsException - Submatrix indices

getSize
public int getSize()(Code)
	Get matrix size.

solve
public SquareMatrix solve(SquareMatrix target)(Code)
	Solve [this] * [return] = [target] Parameters: target - Resulting matrix. Solution.

Methods inherited from java.lang.Object

native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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