/usr/include/openturns/ProductPolynomialHessianImplementation.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 nD polynomial build as a product of n 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_PRODUCTPOLYNOMIALHESSIANIMPLEMENTATION_HXX
#define OPENTURNS_PRODUCTPOLYNOMIALHESSIANIMPLEMENTATION_HXX
#include "NumericalMathHessianImplementation.hxx"
#include "UniVariatePolynomial.hxx"
#include "PersistentCollection.hxx"
#include "NumericalPoint.hxx"
BEGIN_NAMESPACE_OPENTURNS
/**
* @class ProductPolynomialHessianImplementation
*
* This is a nD polynomial build as a product of n 1D polynomial
*/
class OT_API ProductPolynomialHessianImplementation
: public NumericalMathHessianImplementation
{
CLASSNAME;
public:
typedef Collection<UniVariatePolynomial> PolynomialCollection;
typedef PersistentCollection<UniVariatePolynomial> PolynomialPersistentCollection;
/** Constructor */
ProductPolynomialHessianImplementation(const PolynomialCollection & coll);
/** Virtual constructor */
virtual ProductPolynomialHessianImplementation * clone() const;
/** String converter */
virtual String __repr__() const;
/** Compute the hessian of a product of univariate polynomials */
virtual SymmetricTensor hessian(const NumericalPoint & inP) const;
/** Accessor for input point dimension */
virtual UnsignedInteger getInputDimension() const;
/** Accessor for output point dimension */
virtual UnsignedInteger getOutputDimension() const;
/** Method save() stores the object through the StorageManager */
void save(Advocate & adv) const;
/** Method load() reloads the object from the StorageManager */
void load(Advocate & adv);
protected:
friend class Factory<ProductPolynomialHessianImplementation>;
/* Default constructor */
ProductPolynomialHessianImplementation();
private:
/** The set of 1d polynomials to build the nD polynomial */
PolynomialPersistentCollection polynomials_;
} ; /* class ProductPolynomialHessianImplementation */
END_NAMESPACE_OPENTURNS
#endif /* OPENTURNS_PRODUCTPOLYNOMIALHESSIANIMPLEMENTATION_HXX */
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