poly.h File Reference

Polynomial functions. More...

`#include <itpp/base/vec.h>`
`#include <itpp/itexports.h>`

Go to the source code of this file.

## Namespaces

| itpp
| itpp namespace

## Functions

double | itpp::cheb (int n, double x)
| Chebyshev polynomial of the first kindChebyshev polynomials of the first kind can be defined as follows: . More...
vec | itpp::cheb (int n, const vec &x)
| Chebyshev polynomial of the first kindChebyshev polynomials of the first kind can be defined as follows: . More...
mat | itpp::cheb (int n, const mat &x)
| Chebyshev polynomial of the first kindChebyshev polynomials of the first kind can be defined as follows: . More...
void | itpp::poly (const vec &r, vec &p)
| Create a polynomial of the given rootsCreate a polynomial `p` with roots `r`.
vec | itpp::poly (const vec &r)
| Create a polynomial of the given rootsCreate a polynomial `p` with roots `r`.
void | itpp::poly (const cvec &r, cvec &p)
| Create a polynomial of the given rootsCreate a polynomial `p` with roots `r`.
cvec | itpp::poly (const cvec &r)
| Create a polynomial of the given rootsCreate a polynomial `p` with roots `r`.
void | itpp::roots (const vec &p, cvec &r)
| Calculate the roots of the polynomialCalculate the roots `r` of the polynomial `p`.
cvec | itpp::roots (const vec &p)
| Calculate the roots of the polynomialCalculate the roots `r` of the polynomial `p`.
void | itpp::roots (const cvec &p, cvec &r)
| Calculate the roots of the polynomialCalculate the roots `r` of the polynomial `p`.
cvec | itpp::roots (const cvec &p)
| Calculate the roots of the polynomialCalculate the roots `r` of the polynomial `p`.
vec | itpp::polyval (const vec &p, const vec &x)
| Evaluate polynomialEvaluate the polynomial `p` (of length at the points `x` The output is given by .
cvec | itpp::polyval (const vec &p, const cvec &x)
| Evaluate polynomialEvaluate the polynomial `p` (of length at the points `x` The output is given by .
cvec | itpp::polyval (const cvec &p, const vec &x)
| Evaluate polynomialEvaluate the polynomial `p` (of length at the points `x` The output is given by .
cvec | itpp::polyval (const cvec &p, const cvec &x)
| Evaluate polynomialEvaluate the polynomial `p` (of length at the points `x` The output is given by .

## Detailed Description

Polynomial functions.

Author
  Tony Ottosson, Kumar Appaiah and Adam Piatyszek

Copyright (C) 1995-2010 (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.

IT++ is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

IT++ is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with IT++. If not, see http://www.gnu.org/licenses/.

Definition in file poly.h.

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