Uses of Interface
org.apache.commons.math.linear.RealMatrix

Packages that use RealMatrix
org.apache.commons.math.linear Linear algebra support. 
 

Uses of RealMatrix in org.apache.commons.math.linear
 

Classes in org.apache.commons.math.linear that implement RealMatrix
 class RealMatrixImpl
          Implementation of RealMatrix using a double[][] array to store entries and LU decompostion to support linear system solution and inverse.
 

Methods in org.apache.commons.math.linear that return RealMatrix
static RealMatrix MatrixUtils.createRealMatrix(double[][] data)
          Returns a RealMatrix whose entries are the the values in the the input array.
static RealMatrix MatrixUtils.createRealIdentityMatrix(int dimension)
          Returns dimension x dimension identity matrix.
static RealMatrix MatrixUtils.createRowRealMatrix(double[] rowData)
          Creates a row RealMatrix using the data from the input array.
static RealMatrix MatrixUtils.createColumnRealMatrix(double[] columnData)
          Creates a column RealMatrix using the data from the input array.
 RealMatrix RealMatrix.copy()
          Returns a (deep) copy of this.
 RealMatrix RealMatrix.add(RealMatrix m)
          Compute the sum of this and m.
 RealMatrix RealMatrix.subtract(RealMatrix m)
          Compute this minus m.
 RealMatrix RealMatrix.scalarAdd(double d)
          Returns the result of adding d to each entry of this.
 RealMatrix RealMatrix.scalarMultiply(double d)
          Returns the result multiplying each entry of this by d.
 RealMatrix RealMatrix.multiply(RealMatrix m)
          Returns the result of postmultiplying this by m.
 RealMatrix RealMatrix.preMultiply(RealMatrix m)
          Returns the result premultiplying this by m.
 RealMatrix RealMatrix.getSubMatrix(int startRow, int endRow, int startColumn, int endColumn)
          Gets a submatrix.
 RealMatrix RealMatrix.getSubMatrix(int[] selectedRows, int[] selectedColumns)
          Gets a submatrix.
 RealMatrix RealMatrix.getRowMatrix(int row)
          Returns the entries in row number row as a row matrix.
 RealMatrix RealMatrix.getColumnMatrix(int column)
          Returns the entries in column number column as a column matrix.
 RealMatrix RealMatrix.transpose()
          Returns the transpose of this matrix.
 RealMatrix RealMatrix.inverse()
          Returns the inverse of this matrix.
 RealMatrix RealMatrix.solve(RealMatrix b)
          Returns a matrix of (column) solution vectors for linear systems with coefficient matrix = this and constant vectors = columns of b.
 RealMatrix RealMatrixImpl.copy()
          Create a new RealMatrix which is a copy of this.
 RealMatrix RealMatrixImpl.add(RealMatrix m)
          Compute the sum of this and m.
 RealMatrix RealMatrixImpl.subtract(RealMatrix m)
          Compute this minus m.
 RealMatrix RealMatrixImpl.scalarAdd(double d)
          Returns the result of adding d to each entry of this.
 RealMatrix RealMatrixImpl.scalarMultiply(double d)
          Returns the result multiplying each entry of this by d
 RealMatrix RealMatrixImpl.multiply(RealMatrix m)
          Returns the result of postmultiplying this by m.
 RealMatrix RealMatrixImpl.preMultiply(RealMatrix m)
          Returns the result premultiplying this by m.
 RealMatrix RealMatrixImpl.getSubMatrix(int startRow, int endRow, int startColumn, int endColumn)
          Gets a submatrix.
 RealMatrix RealMatrixImpl.getSubMatrix(int[] selectedRows, int[] selectedColumns)
          Gets a submatrix.
 RealMatrix RealMatrixImpl.getRowMatrix(int row)
          Returns the entries in row number row as a row matrix.
 RealMatrix RealMatrixImpl.getColumnMatrix(int column)
          Returns the entries in column number column as a column matrix.
 RealMatrix RealMatrixImpl.transpose()
          Returns the transpose matrix.
 RealMatrix RealMatrixImpl.inverse()
          Returns the inverse matrix if this matrix is invertible.
 RealMatrix RealMatrixImpl.solve(RealMatrix b)
          Returns a matrix of (column) solution vectors for linear systems with coefficient matrix = this and constant vectors = columns of b.
protected  RealMatrix RealMatrixImpl.getIdentity(int dimension)
          Deprecated. use MatrixUtils.createRealIdentityMatrix(int)
protected  RealMatrix RealMatrixImpl.getLUMatrix()
          Returns the LU decomposition as a RealMatrix.
 

Methods in org.apache.commons.math.linear with parameters of type RealMatrix
 RealMatrix RealMatrix.add(RealMatrix m)
          Compute the sum of this and m.
 RealMatrix RealMatrix.subtract(RealMatrix m)
          Compute this minus m.
 RealMatrix RealMatrix.multiply(RealMatrix m)
          Returns the result of postmultiplying this by m.
 RealMatrix RealMatrix.preMultiply(RealMatrix m)
          Returns the result premultiplying this by m.
 RealMatrix RealMatrix.solve(RealMatrix b)
          Returns a matrix of (column) solution vectors for linear systems with coefficient matrix = this and constant vectors = columns of b.
 RealMatrix RealMatrixImpl.add(RealMatrix m)
          Compute the sum of this and m.
 RealMatrix RealMatrixImpl.subtract(RealMatrix m)
          Compute this minus m.
 RealMatrix RealMatrixImpl.multiply(RealMatrix m)
          Returns the result of postmultiplying this by m.
 RealMatrix RealMatrixImpl.preMultiply(RealMatrix m)
          Returns the result premultiplying this by m.
 RealMatrix RealMatrixImpl.solve(RealMatrix b)
          Returns a matrix of (column) solution vectors for linear systems with coefficient matrix = this and constant vectors = columns of b.
 



Copyright © 2003-2008 The Apache Software Foundation. All Rights Reserved.