Java Doc for DoubleDiagonalMatrix.java in  » Science » JSci » JSci » maths » matrices » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Science » JSci » JSci.maths.matrices   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    JSci.maths.matrices.Matrix       JSci.maths.matrices.AbstractDoubleMatrix          JSci.maths.matrices.AbstractDoubleSquareMatrix             JSci.maths.matrices.DoubleDiagonalMatrix DoubleDiagonalMatrix public class DoubleDiagonalMatrix extends AbstractDoubleSquareMatrix implements DiagonalMatrix(Code) The DoubleDiagonalMatrix class provides an object for encapsulating double diagonal matrices. version:    2.2 author:    Mark Hale Field Summary final protected  double diag      Diagonal data. Constructor Summary public   DoubleDiagonalMatrix(int size)      Constructs an empty matrix. public   DoubleDiagonalMatrix(double array)      Constructs a matrix from an array. public   DoubleDiagonalMatrix(double array)      Constructs a matrix by wrapping an array containing the diagonal elements. Method Summary public  AbstractDoubleSquareMatrix add(AbstractDoubleSquareMatrix m)      Returns the addition of this matrix and another. public  DoubleSquareMatrix add(DoubleSquareMatrix m)      public  DoubleTridiagonalMatrix add(DoubleTridiagonalMatrix m)      Returns the addition of this matrix and another. public  DoubleDiagonalMatrix add(DoubleDiagonalMatrix m)      Returns the addition of this matrix and another. public  AbstractDoubleSquareMatrix[] choleskyDecompose()      Returns the Cholesky decomposition of this matrix. public  double det()      Returns the determinant. public  boolean equals(AbstractDoubleMatrix m, double tol)      Compares two ${nativeTyp} matrices for equality. public  double frobeniusNorm()      Returns the Frobenius (l2) norm. public  double getElement(int i, int j)      Returns an element of the matrix. public static  DoubleDiagonalMatrix identity(int size)      Creates an identity matrix. public  double infNorm()      Returns the l-norm. public  AbstractDoubleSquareMatrix inverse()      Returns the inverse of this matrix. public  boolean isSymmetric()      Returns true if this matrix is symmetric. public  AbstractDoubleSquareMatrix[] luDecompose(int pivot)      Returns the LU decomposition of this matrix. Parameters:   pivot - an empty array of length rows()+1to hold the pivot information (null if not interested).The last array element will contain the parity. public  AbstractDoubleSquareMatrix[] luDecompose()      Returns the LU decomposition of this matrix. public  AbstractDoubleMatrix mapElements(Mapping f)      Applies a function on all the matrix elements. public  AbstractDoubleVector multiply(AbstractDoubleVector v)      Returns the multiplication of a vector by this matrix. public  AbstractDoubleSquareMatrix multiply(AbstractDoubleSquareMatrix m)      Returns the multiplication of this matrix and another. public  DoubleSquareMatrix multiply(DoubleSquareMatrix m)      public  DoubleTridiagonalMatrix multiply(DoubleTridiagonalMatrix m)      public  DoubleDiagonalMatrix multiply(DoubleDiagonalMatrix m)      public  double operatorNorm()      Returns the operator norm. public  AbstractDoubleSquareMatrix[] qrDecompose()      Returns the QR decomposition of this matrix. public  AbstractDoubleMatrix scalarDivide(double x)      Returns the division of this matrix by a scalar. Parameters:   x - a double. public  AbstractDoubleMatrix scalarMultiply(double x)      Returns the multiplication of this matrix by a scalar. Parameters:   x - a double. public  double scalarProduct(AbstractDoubleSquareMatrix m)      Returns the scalar product of this matrix and another. public  double scalarProduct(DoubleSquareMatrix m)      public  double scalarProduct(DoubleTridiagonalMatrix m)      public  double scalarProduct(DoubleDiagonalMatrix m)      public  void setElement(int i, int j, double x)      Sets the value of an element of the matrix. public  AbstractDoubleSquareMatrix[] singularValueDecompose()      Returns the singular value decomposition of this matrix. public  AbstractDoubleSquareMatrix subtract(AbstractDoubleSquareMatrix m)      Returns the subtraction of this matrix by another. public  DoubleSquareMatrix subtract(DoubleSquareMatrix m)      public  DoubleTridiagonalMatrix subtract(DoubleTridiagonalMatrix m)      Returns the subtraction of this matrix and another. public  DoubleDiagonalMatrix subtract(DoubleDiagonalMatrix m)      Returns the subtraction of this matrix and another. public  AbstractComplexMatrix toComplexMatrix()      Converts this matrix to a complex matrix. public  AbstractIntegerMatrix toIntegerMatrix()      Converts this matrix to an integer matrix. public  String toString()      Returns a string representing this matrix. public  double trace()      Returns the trace. public  Matrix transpose()      Returns the transpose of this matrix. Field Detail diag final protected double diag(Code) Diagonal data. Constructor Detail DoubleDiagonalMatrix public DoubleDiagonalMatrix(int size)(Code) Constructs an empty matrix. Parameters:   size - the number of rows/columns DoubleDiagonalMatrix public DoubleDiagonalMatrix(double array)(Code) Constructs a matrix from an array. Any non-diagonal elements in the array are ignored. Parameters:   array - an assigned value exception:   MatrixDimensionException - If the array is not square. DoubleDiagonalMatrix public DoubleDiagonalMatrix(double array)(Code) Constructs a matrix by wrapping an array containing the diagonal elements. Parameters:   array - an assigned value Method Detail add public AbstractDoubleSquareMatrix add(AbstractDoubleSquareMatrix m)(Code) Returns the addition of this matrix and another. Parameters:   m - a double matrix exception:   MatrixDimensionException - If the matrices are different sizes. add public DoubleSquareMatrix add(DoubleSquareMatrix m)(Code) add public DoubleTridiagonalMatrix add(DoubleTridiagonalMatrix m)(Code) Returns the addition of this matrix and another. Parameters:   m - a double tridiagonal matrix exception:   MatrixDimensionException - If the matrices are different sizes. add public DoubleDiagonalMatrix add(DoubleDiagonalMatrix m)(Code) Returns the addition of this matrix and another. Parameters:   m - a double diagonal matrix exception:   MatrixDimensionException - If the matrices are different sizes. choleskyDecompose public AbstractDoubleSquareMatrix[] choleskyDecompose()(Code) Returns the Cholesky decomposition of this matrix. Matrix must be symmetric and positive definite. an array with [0] containing the L-matrix and [1] containing the U-matrix. det public double det()(Code) Returns the determinant. equals public boolean equals(AbstractDoubleMatrix m, double tol)(Code) Compares two ${nativeTyp} matrices for equality. Parameters:   m - a double matrix frobeniusNorm public double frobeniusNorm()(Code) Returns the Frobenius (l2) norm. author:    Taber Smith getElement public double getElement(int i, int j)(Code) Returns an element of the matrix. Parameters:   i - row index of the element Parameters:   j - column index of the element exception:   MatrixDimensionException - If attempting to access an invalid element. identity public static DoubleDiagonalMatrix identity(int size)(Code) Creates an identity matrix. Parameters:   size - the number of rows/columns infNorm public double infNorm()(Code) Returns the l-norm. author:    Taber Smith inverse public AbstractDoubleSquareMatrix inverse()(Code) Returns the inverse of this matrix. a double diagonal matrix isSymmetric public boolean isSymmetric()(Code) Returns true if this matrix is symmetric. luDecompose public AbstractDoubleSquareMatrix[] luDecompose(int pivot)(Code) Returns the LU decomposition of this matrix. Parameters:   pivot - an empty array of length rows()+1to hold the pivot information (null if not interested).The last array element will contain the parity. an array with [0] containing the L-matrixand [1] containing the U-matrix. luDecompose public AbstractDoubleSquareMatrix[] luDecompose()(Code) Returns the LU decomposition of this matrix. an array with [0] containing the L-matrixand [1] containing the U-matrix. mapElements public AbstractDoubleMatrix mapElements(Mapping f)(Code) Applies a function on all the matrix elements. Parameters:   f - a user-defined function a double matrix multiply public AbstractDoubleVector multiply(AbstractDoubleVector v)(Code) Returns the multiplication of a vector by this matrix. Parameters:   v - a double vector. exception:   DimensionException - If the matrix and vector are incompatible. multiply public AbstractDoubleSquareMatrix multiply(AbstractDoubleSquareMatrix m)(Code) Returns the multiplication of this matrix and another. Parameters:   m - a double matrix a AbstractDoubleMatrix or a AbstractDoubleSquareMatrix as appropriate exception:   MatrixDimensionException - If the matrices are incompatible. multiply public DoubleSquareMatrix multiply(DoubleSquareMatrix m)(Code) multiply public DoubleTridiagonalMatrix multiply(DoubleTridiagonalMatrix m)(Code) multiply public DoubleDiagonalMatrix multiply(DoubleDiagonalMatrix m)(Code) operatorNorm public double operatorNorm() throws MaximumIterationsExceededException(Code) Returns the operator norm. exception:   MaximumIterationsExceededException - If it takes more than 50 iterations to determine an eigenvalue. qrDecompose public AbstractDoubleSquareMatrix[] qrDecompose()(Code) Returns the QR decomposition of this matrix. an array with [0] containing the Q-matrix and [1] containing the R-matrix. scalarDivide public AbstractDoubleMatrix scalarDivide(double x)(Code) Returns the division of this matrix by a scalar. Parameters:   x - a double. a double diagonal matrix. scalarMultiply public AbstractDoubleMatrix scalarMultiply(double x)(Code) Returns the multiplication of this matrix by a scalar. Parameters:   x - a double. a double diagonal matrix. scalarProduct public double scalarProduct(AbstractDoubleSquareMatrix m)(Code) Returns the scalar product of this matrix and another. Parameters:   m - a double matrix. exception:   MatrixDimensionException - If the matrices are different sizes. scalarProduct public double scalarProduct(DoubleSquareMatrix m)(Code) scalarProduct public double scalarProduct(DoubleTridiagonalMatrix m)(Code) scalarProduct public double scalarProduct(DoubleDiagonalMatrix m)(Code) setElement public void setElement(int i, int j, double x)(Code) Sets the value of an element of the matrix. Should only be used to initialise this matrix. Parameters:   i - row index of the element Parameters:   j - column index of the element Parameters:   x - a number exception:   MatrixDimensionException - If attempting to access an invalid element. singularValueDecompose public AbstractDoubleSquareMatrix[] singularValueDecompose()(Code) Returns the singular value decomposition of this matrix. an array with [0] containing the U-matrix, [1] containing the S-matrix and [2] containing the V-matrix. subtract public AbstractDoubleSquareMatrix subtract(AbstractDoubleSquareMatrix m)(Code) Returns the subtraction of this matrix by another. Parameters:   m - a double matrix exception:   MatrixDimensionException - If the matrices are different sizes. subtract public DoubleSquareMatrix subtract(DoubleSquareMatrix m)(Code) subtract public DoubleTridiagonalMatrix subtract(DoubleTridiagonalMatrix m)(Code) Returns the subtraction of this matrix and another. Parameters:   m - a double tridiagonal matrix exception:   MatrixDimensionException - If the matrices are different sizes. subtract public DoubleDiagonalMatrix subtract(DoubleDiagonalMatrix m)(Code) Returns the subtraction of this matrix and another. Parameters:   m - a double diagonal matrix exception:   MatrixDimensionException - If the matrices are different sizes. toComplexMatrix public AbstractComplexMatrix toComplexMatrix()(Code) Converts this matrix to a complex matrix. a complex matrix toIntegerMatrix public AbstractIntegerMatrix toIntegerMatrix()(Code) Converts this matrix to an integer matrix. an integer matrix toString public String toString()(Code) Returns a string representing this matrix. trace public double trace()(Code) Returns the trace. transpose public Matrix transpose()(Code) Returns the transpose of this matrix. a double matrix Fields inherited from JSci.maths.matrices.AbstractDoubleSquareMatrix protected transient AbstractDoubleSquareMatrix[] LU(Code)(Java Doc) protected transient int[] LUpivot(Code)(Java Doc) Methods inherited from JSci.maths.matrices.AbstractDoubleSquareMatrix final public AbstractDoubleMatrix add(AbstractDoubleMatrix m)(Code)(Java Doc) public AbstractDoubleSquareMatrix add(AbstractDoubleSquareMatrix m)(Code)(Java Doc) public AbstractDoubleSquareMatrix[] choleskyDecompose()(Code)(Java Doc) public double det()(Code)(Java Doc) public AbstractDoubleSquareMatrix directSum(AbstractDoubleSquareMatrix m)(Code)(Java Doc) public AbstractDoubleSquareMatrix inverse()(Code)(Java Doc) public boolean isSymmetric()(Code)(Java Doc) public boolean isUnitary()(Code)(Java Doc) public AbstractDoubleSquareMatrix[] luDecompose(int pivot)(Code)(Java Doc) public AbstractDoubleSquareMatrix[] luDecompose()(Code)(Java Doc) public AbstractDoubleMatrix mapElements(Mapping f)(Code)(Java Doc) public AbstractDoubleSquareMatrix multiply(AbstractDoubleSquareMatrix m)(Code)(Java Doc) public AbelianGroup.Member negate()(Code)(Java Doc) public double operatorNorm() throws MaximumIterationsExceededException(Code)(Java Doc) public AbstractDoubleSquareMatrix[] polarDecompose()(Code)(Java Doc) public AbstractDoubleSquareMatrix[] qrDecompose()(Code)(Java Doc) public AbstractDoubleMatrix scalarDivide(double x)(Code)(Java Doc) public AbstractDoubleMatrix scalarMultiply(double x)(Code)(Java Doc) final public double scalarProduct(AbstractDoubleMatrix m)(Code)(Java Doc) public double scalarProduct(AbstractDoubleSquareMatrix m)(Code)(Java Doc) public AbstractDoubleSquareMatrix[] singularValueDecompose()(Code)(Java Doc) final public AbstractDoubleMatrix subtract(AbstractDoubleMatrix m)(Code)(Java Doc) public AbstractDoubleSquareMatrix subtract(AbstractDoubleSquareMatrix m)(Code)(Java Doc) public AbstractDoubleSquareMatrix tensor(AbstractDoubleSquareMatrix m)(Code)(Java Doc) public AbstractComplexMatrix toComplexMatrix()(Code)(Java Doc) public AbstractIntegerMatrix toIntegerMatrix()(Code)(Java Doc) public double trace()(Code)(Java Doc) public Matrix transpose()(Code)(Java Doc) Methods inherited from JSci.maths.matrices.AbstractDoubleMatrix final public AbelianGroup.Member add(AbelianGroup.Member m)(Code)(Java Doc) public AbstractDoubleMatrix add(AbstractDoubleMatrix m)(Code)(Java Doc) public AbstractDoubleMatrix directSum(AbstractDoubleMatrix m)(Code)(Java Doc) final public boolean equals(Object obj)(Code)(Java Doc) final public boolean equals(AbstractDoubleMatrix m)(Code)(Java Doc) public boolean equals(AbstractDoubleMatrix m, double tol)(Code)(Java Doc) public double frobeniusNorm()(Code)(Java Doc) abstract public double getElement(int i, int j)(Code)(Java Doc) final public Object getSet()(Code)(Java Doc) public int hashCode()(Code)(Java Doc) public double infNorm()(Code)(Java Doc) public AbstractDoubleMatrix mapElements(Mapping f)(Code)(Java Doc) public AbstractDoubleVector multiply(AbstractDoubleVector v)(Code)(Java Doc) final public Ring.Member multiply(Ring.Member m)(Code)(Java Doc) public AbstractDoubleMatrix multiply(AbstractDoubleMatrix m)(Code)(Java Doc) public AbelianGroup.Member negate()(Code)(Java Doc) final public VectorSpace.Member scalarDivide(Field.Member x)(Code)(Java Doc) public AbstractDoubleMatrix scalarDivide(double x)(Code)(Java Doc) final public Module.Member scalarMultiply(Ring.Member x)(Code)(Java Doc) public AbstractDoubleMatrix scalarMultiply(double x)(Code)(Java Doc) public double scalarProduct(AbstractDoubleMatrix m)(Code)(Java Doc) abstract public void setElement(int i, int j, double x)(Code)(Java Doc) final public AbelianGroup.Member subtract(AbelianGroup.Member m)(Code)(Java Doc) public AbstractDoubleMatrix subtract(AbstractDoubleMatrix m)(Code)(Java Doc) public AbstractDoubleMatrix tensor(AbstractDoubleMatrix m)(Code)(Java Doc) public AbstractComplexMatrix toComplexMatrix()(Code)(Java Doc) public AbstractIntegerMatrix toIntegerMatrix()(Code)(Java Doc) public String toString()(Code)(Java Doc) public Matrix transpose()(Code)(Java Doc) Fields inherited from JSci.maths.matrices.Matrix final protected int numCols(Code)(Java Doc) final protected int numRows(Code)(Java Doc) Methods inherited from JSci.maths.matrices.Matrix final public int columns()(Code)(Java Doc) protected static String getInvalidElementMsg(int i, int j)(Code)(Java Doc) final public int rows()(Code)(Java Doc) abstract public Matrix transpose()(Code)(Java Doc) 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)