Array2DRowFieldMatrix (The Adobe AEM Quickstart and Web Application.)

Constructors
Constructor and Description
`Array2DRowFieldMatrix(Field<T> field)` Creates a matrix with no data
`Array2DRowFieldMatrix(Field<T> field, int rowDimension, int columnDimension)` Create a new FieldMatrix with the supplied row and column dimensions.
`Array2DRowFieldMatrix(T[] v)` Create a new (column) FieldMatrix using `v` as the data for the unique column of the `v.length x 1` matrix created.
`Array2DRowFieldMatrix(T[][] d)` Create a new FieldMatrix using the input array as the underlying data array.
`Array2DRowFieldMatrix(T[][] d, boolean copyArray)` Create a new FieldMatrix using the input array as the underlying data array.

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`Array2DRowFieldMatrix<T>`	`add(Array2DRowFieldMatrix<T> m)` Compute the sum of this and `m`.
`FieldMatrix<T>`	`add(FieldMatrix<T> m)` Compute the sum of this and m.
`void`	`addToEntry(int row, int column, T increment)` Change an entry in the specified row and column.
`FieldMatrix<T>`	`copy()` Returns a (deep) copy of this.
`FieldMatrix<T>`	`createMatrix(int rowDimension, int columnDimension)` Create a new FieldMatrix of the same type as the instance with the supplied row and column dimensions.
`int`	`getColumnDimension()` Returns the number of columns in the matrix.
`T[][]`	`getData()` Returns matrix entries as a two-dimensional array.
`T[][]`	`getDataRef()` Returns a reference to the underlying data array.
`T`	`getEntry(int row, int column)` Returns the entry in the specified row and column.
`int`	`getRowDimension()` Returns the number of rows in the matrix.
`Array2DRowFieldMatrix<T>`	`multiply(Array2DRowFieldMatrix<T> m)` Returns the result of postmultiplying this by `m`.
`FieldMatrix<T>`	`multiply(FieldMatrix<T> m)` Returns the result of postmultiplying this by m.
`void`	`multiplyEntry(int row, int column, T factor)` Change an entry in the specified row and column.
`T[]`	`operate(T[] v)` Returns the result of multiplying this by the vector `v`.
`T[]`	`preMultiply(T[] v)` Returns the (row) vector result of premultiplying this by the vector `v`.
`void`	`setEntry(int row, int column, T value)` Set the entry in the specified row and column.
`void`	`setSubMatrix(T[][] subMatrix, int row, int column)` Replace the submatrix starting at `row, column` using data in the input `subMatrix` array.
`Array2DRowFieldMatrix<T>`	`subtract(Array2DRowFieldMatrix<T> m)` Compute this minus `m`.
`FieldMatrix<T>`	`subtract(FieldMatrix<T> m)` Compute this minus m.
`T`	`walkInColumnOrder(FieldMatrixChangingVisitor<T> visitor)` Visit (and possibly change) all matrix entries in column order.
`T`	`walkInColumnOrder(FieldMatrixChangingVisitor<T> visitor, int startRow, int endRow, int startColumn, int endColumn)` Visit (and possibly change) some matrix entries in column order.
`T`	`walkInColumnOrder(FieldMatrixPreservingVisitor<T> visitor)` Visit (but don't change) all matrix entries in column order.
`T`	`walkInColumnOrder(FieldMatrixPreservingVisitor<T> visitor, int startRow, int endRow, int startColumn, int endColumn)` Visit (but don't change) some matrix entries in column order.
`T`	`walkInRowOrder(FieldMatrixChangingVisitor<T> visitor)` Visit (and possibly change) all matrix entries in row order.
`T`	`walkInRowOrder(FieldMatrixChangingVisitor<T> visitor, int startRow, int endRow, int startColumn, int endColumn)` Visit (and possibly change) some matrix entries in row order.
`T`	`walkInRowOrder(FieldMatrixPreservingVisitor<T> visitor)` Visit (but don't change) all matrix entries in row order.
`T`	`walkInRowOrder(FieldMatrixPreservingVisitor<T> visitor, int startRow, int endRow, int startColumn, int endColumn)` Visit (but don't change) some matrix entries in row order.

- Constructor Detail
  - Array2DRowFieldMatrix
```
public Array2DRowFieldMatrix(Field<T> field)
```
    Creates a matrix with no data
    
    Parameters:
    
    field - field to which the elements belong
  - Array2DRowFieldMatrix
```
public Array2DRowFieldMatrix(Field<T> field,
                             int rowDimension,
                             int columnDimension)
                      throws java.lang.IllegalArgumentException
```
    Create a new FieldMatrix with the supplied row and column dimensions.
    
    Parameters:
    
    field - field to which the elements belong
    
    rowDimension - the number of rows in the new matrix
    
    columnDimension - the number of columns in the new matrix
    
    Throws:
    
    java.lang.IllegalArgumentException - if row or column dimension is not positive
  - Array2DRowFieldMatrix
```
public Array2DRowFieldMatrix(T[][] d)
                      throws java.lang.IllegalArgumentException,
                             java.lang.NullPointerException
```
    Create a new FieldMatrix using the input array as the underlying data array.
    The input array is copied, not referenced. This constructor has the same effect as calling Array2DRowFieldMatrix(FieldElement[][], boolean) with the second argument set to true.
    
    Parameters:
    
    d - data for new matrix
    
    Throws:
    
    java.lang.IllegalArgumentException - if d is not rectangular (not all rows have the same length) or empty
    
    java.lang.NullPointerException - if d is null
    
    See Also:
    
    Array2DRowFieldMatrix(FieldElement[][], boolean)
  - Array2DRowFieldMatrix
```
public Array2DRowFieldMatrix(T[][] d,
                             boolean copyArray)
                      throws java.lang.IllegalArgumentException,
                             java.lang.NullPointerException
```
    Create a new FieldMatrix using the input array as the underlying data array.
    If an array is built specially in order to be embedded in a FieldMatrix and not used directly, the copyArray may be set to false
    Parameters: d - data for new matrix copyArray - if true, the input array will be copied, otherwise it will be referenced Throws: java.lang.IllegalArgumentException - if d is not rectangular (not all rows have the same length) or empty java.lang.NullPointerException - if d is null See Also: Array2DRowFieldMatrix(FieldElement[][])
  Array2DRowFieldMatrix public Array2DRowFieldMatrix(T[] v) Create a new (column) FieldMatrix using v as the data for the unique column of the v.length x 1 matrix created. The input array is copied, not referenced. Parameters: v - column vector holding data for new matrix
Method Detail createMatrix public FieldMatrix<T> createMatrix(int rowDimension, int columnDimension) throws java.lang.IllegalArgumentException Create a new FieldMatrix of the same type as the instance with the supplied row and column dimensions. Specified by: createMatrix in interface FieldMatrix<T extends FieldElement<T>> Specified by: createMatrix in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: rowDimension - the number of rows in the new matrix columnDimension - the number of columns in the new matrix Returns: a new matrix of the same type as the instance Throws: java.lang.IllegalArgumentException - if row or column dimension is not positive copy public FieldMatrix<T> copy() Returns a (deep) copy of this. Specified by: copy in interface FieldMatrix<T extends FieldElement<T>> Specified by: copy in class AbstractFieldMatrix<T extends FieldElement<T>> Returns: matrix copy add public FieldMatrix<T> add(FieldMatrix<T> m) throws java.lang.IllegalArgumentException Compute the sum of this and m. Specified by: add in interface FieldMatrix<T extends FieldElement<T>> Overrides: add in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: m - matrix to be added Returns: this + m Throws: java.lang.IllegalArgumentException - if m is not the same size as this add public Array2DRowFieldMatrix<T> add(Array2DRowFieldMatrix<T> m) throws java.lang.IllegalArgumentException Compute the sum of this and m. Parameters: m - matrix to be added Returns: this + m Throws: java.lang.IllegalArgumentException - if m is not the same size as this subtract public FieldMatrix<T> subtract(FieldMatrix<T> m) throws java.lang.IllegalArgumentException Compute this minus m. Specified by: subtract in interface FieldMatrix<T extends FieldElement<T>> Overrides: subtract in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: m - matrix to be subtracted Returns: this + m Throws: java.lang.IllegalArgumentException - if m is not the same size as this subtract public Array2DRowFieldMatrix<T> subtract(Array2DRowFieldMatrix<T> m) throws java.lang.IllegalArgumentException Compute this minus m. Parameters: m - matrix to be subtracted Returns: this + m Throws: java.lang.IllegalArgumentException - if m is not the same size as this multiply public FieldMatrix<T> multiply(FieldMatrix<T> m) throws java.lang.IllegalArgumentException Returns the result of postmultiplying this by m. Specified by: multiply in interface FieldMatrix<T extends FieldElement<T>> Overrides: multiply in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: m - matrix to postmultiply by Returns: this * m Throws: java.lang.IllegalArgumentException - if columnDimension(this) != rowDimension(m) multiply public Array2DRowFieldMatrix<T> multiply(Array2DRowFieldMatrix<T> m) throws java.lang.IllegalArgumentException Returns the result of postmultiplying this by m. Parameters: m - matrix to postmultiply by Returns: this*m Throws: java.lang.IllegalArgumentException - if columnDimension(this) != rowDimension(m) getData public T[][] getData() Returns matrix entries as a two-dimensional array. Specified by: getData in interface FieldMatrix<T extends FieldElement<T>> Overrides: getData in class AbstractFieldMatrix<T extends FieldElement<T>> Returns: 2-dimensional array of entries getDataRef public T[][] getDataRef() Returns a reference to the underlying data array. Does not make a fresh copy of the underlying data. Returns: 2-dimensional array of entries setSubMatrix public void setSubMatrix(T[][] subMatrix, int row, int column) throws MatrixIndexException Replace the submatrix starting at row, column using data in the input subMatrix array. Indexes are 0-based. Example: Starting with 1 2 3 4 5 6 7 8 9 0 1 2 and subMatrix = {{3, 4} {5,6}}, invoking setSubMatrix(subMatrix,1,1)) will result in 1 2 3 4 5 3 4 8 9 5 6 2 Specified by: setSubMatrix in interface FieldMatrix<T extends FieldElement<T>> Overrides: setSubMatrix in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: subMatrix - array containing the submatrix replacement data row - row coordinate of the top, left element to be replaced column - column coordinate of the top, left element to be replaced Throws: MatrixIndexException - if subMatrix does not fit into this matrix from element in (row, column) getEntry public T getEntry(int row, int column) throws MatrixIndexException Returns the entry in the specified row and column. Row and column indices start at 0 and must satisfy 0 <= row < rowDimension 0 <= column < columnDimension otherwise a MatrixIndexException is thrown. Specified by: getEntry in interface FieldMatrix<T extends FieldElement<T>> Specified by: getEntry in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: row - row location of entry to be fetched column - column location of entry to be fetched Returns: matrix entry in row,column Throws: MatrixIndexException - if the row or column index is not valid setEntry public void setEntry(int row, int column, T value) throws MatrixIndexException Set the entry in the specified row and column. Row and column indices start at 0 and must satisfy 0 <= row < rowDimension 0 <= column < columnDimension otherwise a MatrixIndexException is thrown. Specified by: setEntry in interface FieldMatrix<T extends FieldElement<T>> Specified by: setEntry in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: row - row location of entry to be set column - column location of entry to be set value - matrix entry to be set in row,column Throws: MatrixIndexException - if the row or column index is not valid addToEntry public void addToEntry(int row, int column, T increment) throws MatrixIndexException Change an entry in the specified row and column. Row and column indices start at 0 and must satisfy 0 <= row < rowDimension 0 <= column < columnDimension otherwise a MatrixIndexException is thrown. Specified by: addToEntry in interface FieldMatrix<T extends FieldElement<T>> Specified by: addToEntry in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: row - row location of entry to be set column - column location of entry to be set increment - value to add to the current matrix entry in row,column Throws: MatrixIndexException - if the row or column index is not valid multiplyEntry public void multiplyEntry(int row, int column, T factor) throws MatrixIndexException Change an entry in the specified row and column. Row and column indices start at 0 and must satisfy 0 <= row < rowDimension 0 <= column < columnDimension otherwise a MatrixIndexException is thrown. Specified by: multiplyEntry in interface FieldMatrix<T extends FieldElement<T>> Specified by: multiplyEntry in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: row - row location of entry to be set column - column location of entry to be set factor - multiplication factor for the current matrix entry in row,column Throws: MatrixIndexException - if the row or column index is not valid getRowDimension public int getRowDimension() Returns the number of rows in the matrix. Specified by: getRowDimension in interface AnyMatrix Specified by: getRowDimension in class AbstractFieldMatrix<T extends FieldElement<T>> Returns: rowDimension getColumnDimension public int getColumnDimension() Returns the number of columns in the matrix. Specified by: getColumnDimension in interface AnyMatrix Specified by: getColumnDimension in class AbstractFieldMatrix<T extends FieldElement<T>> Returns: columnDimension operate public T[] operate(T[] v) throws java.lang.IllegalArgumentException Returns the result of multiplying this by the vector v. Specified by: operate in interface FieldMatrix<T extends FieldElement<T>> Overrides: operate in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: v - the vector to operate on Returns: this*v Throws: java.lang.IllegalArgumentException - if columnDimension != v.size() preMultiply public T[] preMultiply(T[] v) throws java.lang.IllegalArgumentException Returns the (row) vector result of premultiplying this by the vector v. Specified by: preMultiply in interface FieldMatrix<T extends FieldElement<T>> Overrides: preMultiply in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: v - the row vector to premultiply by Returns: v*this Throws: java.lang.IllegalArgumentException - if rowDimension != v.size() walkInRowOrder public T walkInRowOrder(FieldMatrixChangingVisitor<T> visitor) throws MatrixVisitorException Visit (and possibly change) all matrix entries in row order. Row order starts at upper left and iterating through all elements of a row from left to right before going to the leftmost element of the next row. Specified by: walkInRowOrder in interface FieldMatrix<T extends FieldElement<T>> Overrides: walkInRowOrder in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: visitor - visitor used to process all matrix entries Returns: the value returned by FieldMatrixChangingVisitor.end() at the end of the walk Throws: MatrixVisitorException - if the visitor cannot process an entry See Also: FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int) walkInRowOrder public T walkInRowOrder(FieldMatrixPreservingVisitor<T> visitor) throws MatrixVisitorException Visit (but don't change) all matrix entries in row order. Row order starts at upper left and iterating through all elements of a row from left to right before going to the leftmost element of the next row. Specified by: walkInRowOrder in interface FieldMatrix<T extends FieldElement<T>> Overrides: walkInRowOrder in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: visitor - visitor used to process all matrix entries Returns: the value returned by FieldMatrixPreservingVisitor.end() at the end of the walk Throws: MatrixVisitorException - if the visitor cannot process an entry See Also: FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int) walkInRowOrder public T walkInRowOrder(FieldMatrixChangingVisitor<T> visitor, int startRow, int endRow, int startColumn, int endColumn) throws MatrixIndexException, MatrixVisitorException Visit (and possibly change) some matrix entries in row order. Row order starts at upper left and iterating through all elements of a row from left to right before going to the leftmost element of the next row. Specified by: walkInRowOrder in interface FieldMatrix<T extends FieldElement<T>> Overrides: walkInRowOrder in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: visitor - visitor used to process all matrix entries startRow - Initial row index endRow - Final row index (inclusive) startColumn - Initial column index endColumn - Final column index Returns: the value returned by FieldMatrixChangingVisitor.end() at the end of the walk Throws: MatrixIndexException - if the indices are not valid MatrixVisitorException - if the visitor cannot process an entry See Also: FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int) walkInRowOrder public T walkInRowOrder(FieldMatrixPreservingVisitor<T> visitor, int startRow, int endRow, int startColumn, int endColumn) throws MatrixIndexException, MatrixVisitorException Visit (but don't change) some matrix entries in row order. Row order starts at upper left and iterating through all elements of a row from left to right before going to the leftmost element of the next row. Specified by: walkInRowOrder in interface FieldMatrix<T extends FieldElement<T>> Overrides: walkInRowOrder in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: visitor - visitor used to process all matrix entries startRow - Initial row index endRow - Final row index (inclusive) startColumn - Initial column index endColumn - Final column index Returns: the value returned by FieldMatrixPreservingVisitor.end() at the end of the walk Throws: MatrixIndexException - if the indices are not valid MatrixVisitorException - if the visitor cannot process an entry See Also: FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int) walkInColumnOrder public T walkInColumnOrder(FieldMatrixChangingVisitor<T> visitor) throws MatrixVisitorException Visit (and possibly change) all matrix entries in column order. Column order starts at upper left and iterating through all elements of a column from top to bottom before going to the topmost element of the next column. Specified by: walkInColumnOrder in interface FieldMatrix<T extends FieldElement<T>> Overrides: walkInColumnOrder in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: visitor - visitor used to process all matrix entries Returns: the value returned by FieldMatrixChangingVisitor.end() at the end of the walk Throws: MatrixVisitorException - if the visitor cannot process an entry See Also: FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int) walkInColumnOrder public T walkInColumnOrder(FieldMatrixPreservingVisitor<T> visitor) throws MatrixVisitorException Visit (but don't change) all matrix entries in column order. Column order starts at upper left and iterating through all elements of a column from top to bottom before going to the topmost element of the next column. Specified by: walkInColumnOrder in interface FieldMatrix<T extends FieldElement<T>> Overrides: walkInColumnOrder in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: visitor - visitor used to process all matrix entries Returns: the value returned by FieldMatrixPreservingVisitor.end() at the end of the walk Throws: MatrixVisitorException - if the visitor cannot process an entry See Also: FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int) walkInColumnOrder public T walkInColumnOrder(FieldMatrixChangingVisitor<T> visitor, int startRow, int endRow, int startColumn, int endColumn) throws MatrixIndexException, MatrixVisitorException Visit (and possibly change) some matrix entries in column order. Column order starts at upper left and iterating through all elements of a column from top to bottom before going to the topmost element of the next column. Specified by: walkInColumnOrder in interface FieldMatrix<T extends FieldElement<T>> Overrides: walkInColumnOrder in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: visitor - visitor used to process all matrix entries startRow - Initial row index endRow - Final row index (inclusive) startColumn - Initial column index endColumn - Final column index Returns: the value returned by FieldMatrixChangingVisitor.end() at the end of the walk Throws: MatrixIndexException - if the indices are not valid MatrixVisitorException - if the visitor cannot process an entry See Also: FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int) walkInColumnOrder public T walkInColumnOrder(FieldMatrixPreservingVisitor<T> visitor, int startRow, int endRow, int startColumn, int endColumn) throws MatrixIndexException, MatrixVisitorException Visit (but don't change) some matrix entries in column order. Column order starts at upper left and iterating through all elements of a column from top to bottom before going to the topmost element of the next column. Specified by: walkInColumnOrder in interface FieldMatrix<T extends FieldElement<T>> Overrides: walkInColumnOrder in class AbstractFieldMatrix<T extends FieldElement<T>> Parameters: visitor - visitor used to process all matrix entries startRow - Initial row index endRow - Final row index (inclusive) startColumn - Initial column index endColumn - Final column index Returns: the value returned by FieldMatrixPreservingVisitor.end() at the end of the walk Throws: MatrixIndexException - if the indices are not valid MatrixVisitorException - if the visitor cannot process an entry See Also: FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor), FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int), FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int)

Class Array2DRowFieldMatrix<T extends FieldElement<T>>

Constructor Summary

Method Summary

Methods inherited from class org.apache.commons.math.linear.AbstractFieldMatrix

Methods inherited from class java.lang.Object

Constructor Detail

Array2DRowFieldMatrix

Array2DRowFieldMatrix

Array2DRowFieldMatrix

Array2DRowFieldMatrix

Array2DRowFieldMatrix

Method Detail

createMatrix

copy

add

add

subtract

subtract

multiply

multiply

getData

getDataRef

setSubMatrix

getEntry

setEntry

addToEntry

multiplyEntry

getRowDimension

getColumnDimension

operate

preMultiply

walkInRowOrder

walkInRowOrder

walkInRowOrder

walkInRowOrder

walkInColumnOrder

walkInColumnOrder

walkInColumnOrder

walkInColumnOrder