public class UpperTriangular extends AbstractMatrix
Matrix
methods
over packed upper triangular matrix.AbstractMatrix.TransposeViewVector
COL, columnLabelBindings, columns, ROW, rowLabelBindings, rows
Constructor and Description |
---|
UpperTriangular(double[] data,
boolean shallow) |
UpperTriangular(int n)
represents n x n upper triangular matrix
|
UpperTriangular(UpperTriangular mx) |
UpperTriangular(Vector data) |
Modifier and Type | Method and Description |
---|---|
Matrix |
assignColumn(int column,
Vector other)
Assign the other vector values to the column of the receiver
|
Matrix |
assignNonZeroElementsInRow(int row,
double[] other) |
Matrix |
assignRow(int row,
Vector other)
Assign the other vector values to the row of the receiver
|
double[] |
getData() |
MatrixFlavor |
getFlavor()
Get matrix structural flavor (operations performance hints).
|
int[] |
getNumNondefaultElements()
Return the number of values in the recipient
|
double |
getQuick(int row,
int column)
Return the value at the given indexes, without checking bounds
|
Matrix |
like()
Return an empty matrix of the same underlying class as the receiver
|
Matrix |
like(int rows,
int columns)
Returns an empty matrix of the same underlying class as the receiver and of the specified size.
|
void |
setQuick(int row,
int column,
double value)
Set the value at the given index, without checking bounds
|
Matrix |
viewPart(int[] offset,
int[] size)
Return a view into part of a matrix.
|
aggregate, aggregateColumns, aggregateRows, asFormatString, assign, assign, assign, assign, assign, clone, columnSize, determinant, divide, get, get, getColumnLabelBindings, getRowLabelBindings, iterateAll, iterateNonEmpty, iterator, minus, numCols, numRows, numSlices, plus, plus, rowSize, set, set, set, set, set, set, setColumnLabelBindings, setRowLabelBindings, times, times, times, timesSquared, toString, transpose, viewColumn, viewDiagonal, viewPart, viewRow, zSum
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
forEach, spliterator
public UpperTriangular(int n)
n
- public UpperTriangular(double[] data, boolean shallow)
public UpperTriangular(Vector data)
public UpperTriangular(UpperTriangular mx)
public Matrix assignColumn(int column, Vector other)
Matrix
column
- the int row to assignother
- a Vectorpublic Matrix assignRow(int row, Vector other)
Matrix
row
- the int row to assignother
- a Vectorpublic Matrix assignNonZeroElementsInRow(int row, double[] other)
public double getQuick(int row, int column)
Matrix
row
- an int row indexcolumn
- an int column indexpublic Matrix like()
Matrix
public Matrix like(int rows, int columns)
Matrix
rows
- the int number of rowscolumns
- the int number of columnspublic void setQuick(int row, int column, double value)
Matrix
row
- an int row index into the receivercolumn
- an int column index into the receivervalue
- a double value to setpublic int[] getNumNondefaultElements()
Matrix
getNumNondefaultElements
in interface Matrix
getNumNondefaultElements
in class AbstractMatrix
public Matrix viewPart(int[] offset, int[] size)
Matrix
viewPart
in interface Matrix
viewPart
in class AbstractMatrix
offset
- an int[2] offset into the receiversize
- the int[2] size of the desired resultpublic double[] getData()
public MatrixFlavor getFlavor()
Matrix
UnsupportedOperationException
.getFlavor
in interface Matrix
getFlavor
in class AbstractMatrix
Copyright © 2008–2017 The Apache Software Foundation. All rights reserved.