/usr/include/openturns/AnalyticalNumericalMathHessianImplementation.hxx is in libopenturns-dev 1.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* @file AnalyticalNumericalMathHessianImplementation.hxx
* @brief The class that implements the Hessian of analytical functions
*
* Copyright (C) 2005-2013 EDF-EADS-Phimeca
*
* Permission to copy, use, modify, sell and distribute this software
* is granted provided this copyright notice appears in all copies.
* This software is provided "as is" without express or implied
* warranty, and with no claim as to its suitability for any purpose.
*
*
* @author lebrun
* @date 2010-05-31 07:26:50 +0200 (lun. 31 mai 2010)
*/
#ifndef OPENTURNS_ANALYTICALNUMERICALMATHHESSIANIMPLEMENTATION_HXX
#define OPENTURNS_ANALYTICALNUMERICALMATHHESSIANIMPLEMENTATION_HXX
#include "NumericalMathHessianImplementation.hxx"
#include "AnalyticalNumericalMathEvaluationImplementation.hxx"
BEGIN_NAMESPACE_OPENTURNS
/**
* @class AnalyticalNumericalMathHessianImplementation
*
* The class that implement the Hessian of analytical functions.
*/
class AnalyticalNumericalMathHessianImplementation
: public NumericalMathHessianImplementation
{
CLASSNAME;
public:
/* Some typedefs for easy reading */
typedef AnalyticalNumericalMathEvaluationImplementation::Parser Parser;
typedef Collection<Parser> ParserCollection;
typedef Collection<NumericalScalar> NumericalScalarCollection;
/** Default constructor */
AnalyticalNumericalMathHessianImplementation();
/** Default constructor */
AnalyticalNumericalMathHessianImplementation(const AnalyticalNumericalMathEvaluationImplementation & evaluation);
/** Virtual constructor */
virtual AnalyticalNumericalMathHessianImplementation * clone() const;
/** Comparison operator */
Bool operator ==(const AnalyticalNumericalMathHessianImplementation & other) const;
/** String converter */
virtual String __repr__() const;
virtual String __str__(const String & offset = "") const;
/** Operator () */
using NumericalMathHessianImplementation::hessian;
SymmetricTensor hessian(const NumericalPoint & inP) const;
/** Accessor to a specific formula */
String getFormula(const UnsignedLong i,
const UnsignedLong j,
const UnsignedLong k) const;
/** Accessor for input point dimension */
UnsignedLong getInputDimension() const;
/** Accessor for output point dimension */
UnsignedLong getOutputDimension() const;
/** Get the i-th marginal function */
Implementation getMarginal(const UnsignedLong i) const;
/** Get the function corresponding to indices components */
Implementation getMarginal(const Indices & indices) 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:
private:
/* Must initialize the parser at the first call to operator() as the
reference associated with the variables may have change after the construction */
void initialize() const;
mutable Bool isInitialized_;
mutable Bool isAnalytical_;
mutable NumericalScalarCollection inputVariables_;
AnalyticalNumericalMathEvaluationImplementation evaluation_;
/** A mathematical expression parser from the muParser library */
mutable ParserCollection parsers_;
}; /* class AnalyticalNumericalMathHessianImplementation */
END_NAMESPACE_OPENTURNS
#endif /* OPENTURNS_ANALYTICALNUMERICALMATHHESSIANIMPLEMENTATION_HXX */
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