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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Fit/Minimizer/Types.h
//! @brief Defines common types for fitting library.
//!
//! @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)
//
// ************************************************************************************************
#ifdef SWIG
#error no need to expose this header to Swig
#endif // SWIG
#ifndef BORNAGAIN_FIT_MINIMIZER_TYPES_H
#define BORNAGAIN_FIT_MINIMIZER_TYPES_H
#include <functional>
#include <vector>
namespace mumufit {
class Parameters;
}
using scalar_function_t = std::function<double(const std::vector<double>&)>;
using gradient_function_t =
std::function<double(const std::vector<double>&, unsigned int, std::vector<double>&)>;
using root_scalar_t = std::function<double(const double*)>;
using root_gradient_t = std::function<double(const double*, unsigned int, double*)>;
using fcn_scalar_t = std::function<double(const mumufit::Parameters&)>;
using fcn_residual_t = std::function<std::vector<double>(const mumufit::Parameters&)>;
#endif // BORNAGAIN_FIT_MINIMIZER_TYPES_H
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