lu.h File Reference

Definitions of LU factorisation functions. More...

#include <itpp/base/mat.h>

Go to the source code of this file.

Functions

bool itpp::lu (const mat &X, mat &L, mat &U, ivec &p)
 LU factorisation of real matrix.
bool itpp::lu (const cmat &X, cmat &L, cmat &U, ivec &p)
 LU factorisation of real matrix.
void itpp::interchange_permutations (vec &b, const ivec &p)
 Makes swapping of vector b according to the interchange permutation vector p.
bmat itpp::permutation_matrix (const ivec &p)
 Make permutation matrix P from the interchange permutation vector p.


Detailed Description

Definitions of LU factorisation functions.

Author:
Tony Ottosson
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Copyright (C) 1995-2008 (see AUTHORS file for a list of contributors)

This file is part of IT++ - a C++ library of mathematical, signal processing, speech processing, and communications classes and functions.

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