org.jscience.mathematics.algebraic.matrices
Class IntegerSymmetricMatrix

java.lang.Object
  org.jscience.mathematics.algebraic.AbstractHypermatrix
      org.jscience.mathematics.algebraic.AbstractMatrix
          org.jscience.mathematics.algebraic.matrices.AbstractIntegerMatrix
              org.jscience.mathematics.algebraic.matrices.AbstractIntegerSquareMatrix
                  org.jscience.mathematics.algebraic.matrices.IntegerSquareMatrix
                      org.jscience.mathematics.algebraic.matrices.IntegerSymmetricMatrix

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, Algebra.Member, Ring.Member, AbelianGroup.Member, Hypermatrix, Matrix, Module.Member, VectorSpace.Member, SquareMatrix, Member

public class IntegerSymmetricMatrix
extends IntegerSquareMatrix
implements java.lang.Cloneable, java.io.Serializable

The IntegerSymmetricMatrix class provides an object for encapsulating square matrices containing doubles.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.jscience.mathematics.algebraic.matrices.IntegerSquareMatrix

matrix

Fields inherited from class org.jscience.mathematics.algebraic.matrices.AbstractIntegerSquareMatrix

LU, LUpivot

Constructor Summary

IntegerSymmetricMatrix(int size)
Constructs an empty matrix.

IntegerSymmetricMatrix(int[][] array)
Constructs a matrix by wrapping an array.

IntegerSymmetricMatrix(IntegerSymmetricMatrix mat)
Copy constructor.

IntegerSymmetricMatrix(IntegerVector[] array)
Constructs a matrix from an array of vectors (columns).

Method Summary

java.lang.Object	clone() Clone matrix into a new matrix.
void	setElement(int i, int j, int x) Also sets the symmetric element.

Methods inherited from class org.jscience.mathematics.algebraic.matrices.IntegerSquareMatrix

add, add, choleskyDecompose, det, directSum, equals, frobeniusNorm, getPrimitiveElement, infNorm, inverse, luDecompose, multiply, multiply, multiply, negate, qrDecompose, scalarMultiply, scalarProduct, scalarProduct, setAllElements, singularValueDecompose, subtract, subtract, tensorProduct, toComplexMatrix, toDoubleMatrix, toString, trace, transpose

Methods inherited from class org.jscience.mathematics.algebraic.matrices.AbstractIntegerSquareMatrix

add, isSymmetric, isUnitary, scalarProduct, subtract

Methods inherited from class org.jscience.mathematics.algebraic.matrices.AbstractIntegerMatrix

abs, add, directSum, equals, equals, getColumn, getElement, getMatrixAsColumns, getMatrixAsRows, getRow, getSet, getSubMatrix, hashCode, horizontalAxisSymmetry, mapElements, mass, max, mean, min, multiply, multiply, read, reverse, scalarDivide, scalarMultiply, setColumn, setRow, setSubMatrix, subtract, tensorProduct, toPrimitiveArray, verticalAxisSymmetry

Methods inherited from class org.jscience.mathematics.algebraic.AbstractMatrix

getElement, getInvalidElementMsg, numColumns, numRows, print, print, print, print, toArray, toArray

Methods inherited from class org.jscience.mathematics.algebraic.AbstractHypermatrix

getDimensions, numDimensions, numElements, numElements, toArray

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jscience.mathematics.algebraic.Matrix

getColumn, getElement, getRow, numColumns, numRows, toArray

Methods inherited from interface org.jscience.mathematics.algebraic.Hypermatrix

getDimensions, getElement, numDimensions, numElements, numElements, toArray, toArray

Constructor Detail

IntegerSymmetricMatrix

public IntegerSymmetricMatrix(int size)

Constructs an empty matrix.

Parameters:

size - the number of rows/columns.

IntegerSymmetricMatrix

public IntegerSymmetricMatrix(int[][] array)

Constructs a matrix by wrapping an array.

Parameters:

array - an assigned value.

IntegerSymmetricMatrix

public IntegerSymmetricMatrix(IntegerVector[] array)

Constructs a matrix from an array of vectors (columns).

Parameters:

array - an assigned value.

IntegerSymmetricMatrix

public IntegerSymmetricMatrix(IntegerSymmetricMatrix mat)

Copy constructor.

Parameters:

mat - an assigned value.

Method Detail

setElement

public void setElement(int i,
                       int j,
                       int x)

Also sets the symmetric element.

Overrides:

setElement in class IntegerSquareMatrix

Parameters:

i - DOCUMENT ME!

j - DOCUMENT ME!

x - DOCUMENT ME!

clone

public java.lang.Object clone()

Clone matrix into a new matrix.

Overrides:

clone in class IntegerSquareMatrix

Returns:

the cloned matrix.