/usr/include/openturns/UniVariatePolynomial.hxx is in libopenturns-dev 1.7-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* @brief This is a 1D polynomial
*
* Copyright 2005-2015 Airbus-EDF-IMACS-Phimeca
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef OPENTURNS_UNIVARIATEPOLYNOMIAL_HXX
#define OPENTURNS_UNIVARIATEPOLYNOMIAL_HXX
#include "OTprivate.hxx"
#include "UniVariatePolynomialImplementation.hxx"
#include "TypedInterfaceObject.hxx"
BEGIN_NAMESPACE_OPENTURNS
/**
* @class UniVariatePolynomial
*
* This is a 1D polynomial
*/
class OT_API UniVariatePolynomial
: public TypedInterfaceObject<UniVariatePolynomialImplementation>
{
CLASSNAME;
public:
typedef UniVariatePolynomialImplementation::NumericalComplexCollection NumericalComplexCollection;
typedef UniVariatePolynomialImplementation::Coefficients Coefficients;
/** Default constructor */
UniVariatePolynomial();
/** Constructor from coefficients */
UniVariatePolynomial(const Coefficients & coefficients);
/** Constructor from implementation */
UniVariatePolynomial(const UniVariatePolynomialImplementation & implementation);
/** Constructor from implementation pointer */
UniVariatePolynomial(const Implementation & p_implementation);
#ifndef SWIG
/** Constructor from implementation pointer */
UniVariatePolynomial(UniVariatePolynomialImplementation * p_implementation);
#endif
/** String converter */
virtual String __repr__() const;
virtual String __str__(const String & offset = "") const;
virtual String __str__(const String & variableName,
const String & offset) const;
/** UniVariatePolynomial are evaluated as functors */
NumericalScalar operator() (const NumericalScalar x) const;
NumericalComplex operator() (const NumericalComplex z) const;
/** UniVariatePolynomialImplementation derivative */
NumericalScalar derivative(const NumericalScalar x) const;
/** Compute the derivative of the polynomial */
UniVariatePolynomial derivate() const;
/** Multiply the polynomial P by a NumericalScalar */
UniVariatePolynomial operator * (const NumericalScalar scalar) const;
/** Multiply the polynomial P by a polynomial Q */
UniVariatePolynomial operator * (const UniVariatePolynomial & uniVariatePolynomial) const;
/** Multiply the polynomial by (x to the power deg) */
UniVariatePolynomial incrementDegree (const UnsignedInteger degree = 1) const;
/** Realize the summation of two polynomials of any degree */
UniVariatePolynomial operator + (const UniVariatePolynomial & uniVariatePolynomial) const;
/** Realize the substraction of two polynomials of any degree */
UniVariatePolynomial operator - (const UniVariatePolynomial & uniVariatePolynomial) const;
/** Coefficients accessor */
void setCoefficients(const Coefficients & coefficients);
Coefficients getCoefficients() const;
/** Get the degree of the polynomial */
UnsignedInteger getDegree() const;
/** Root of the polynomial of degree n as the eigenvalues of the associated matrix */
NumericalComplexCollection getRoots() const;
/** Method to draw the graph of the polynomial between given bounds */
Graph draw(const NumericalScalar xMin,
const NumericalScalar xMax,
const UnsignedInteger pointNumber) const;
} ; /* class UniVariatePolynomial */
END_NAMESPACE_OPENTURNS
#endif /* OPENTURNS_UNIVARIATEPOLYNOMIAL_HXX */
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