LQ

java.lang.Object
- no.uib.cipr.matrix.LQ

public class LQ
extends java.lang.Object

Computes LQ decompositions

Constructor Summary

Constructors
Constructor Description

LQ(int m, int n)
Constructs an empty LQ decomposition

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`LQ`	`factor(DenseMatrix A)`	Computes an orthogonal decomposition
`static LQ`	`factorize(Matrix A)`	Convenience method to compute a LQ decomposition
`LowerTriangDenseMatrix`	`getL()`	Returns the lower triangular factor
`DenseMatrix`	`getQ()`	Returns the orthogonal part of the factorization

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - LQ
```
public LQ(int m,
          int n)
```
    Constructs an empty LQ decomposition
    
    Parameters:
    
    m - Number of rows
    
    n - Number of columns. Must be larger than or equal the number of rows
- Method Detail
  - factorize
```
public static LQ factorize(Matrix A)
```
    Convenience method to compute a LQ decomposition
    
    Parameters:
    
    A - Matrix to decompose. Not modified
    
    Returns:
    
    Newly allocated decomposition
  - factor
```
public LQ factor(DenseMatrix A)
```
    Computes an orthogonal decomposition
    
    Parameters:
    
    A - Matrix to decompose. Overwritten on exit. Pass a copy to avoid this
    
    Returns:
    
    The current decomposition
  - getL
```
public LowerTriangDenseMatrix getL()
```
    Returns the lower triangular factor
  - getQ
```
public DenseMatrix getQ()
```
    Returns the orthogonal part of the factorization