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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Sim/Residual/ChiSquaredModule.h
//! @brief Defines class ChiSquaredModule.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#ifndef BORNAGAIN_SIM_RESIDUAL_CHISQUAREDMODULE_H
#define BORNAGAIN_SIM_RESIDUAL_CHISQUAREDMODULE_H
#include "Sim/Residual/IChiSquaredModule.h"
//! Calculation of chi2 between two data sets.
class ChiSquaredModule : public IChiSquaredModule {
public:
ChiSquaredModule() = default;
ChiSquaredModule(const ChiSquaredModule& other) = default;
~ChiSquaredModule() override = default;
double residual(double a, double b) override;
#ifndef SWIG
ChiSquaredModule* clone() const override { return new ChiSquaredModule(*this); }
#endif // SWIG
};
#endif // BORNAGAIN_SIM_RESIDUAL_CHISQUAREDMODULE_H
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