dlib C++ Library - bessel.h

    // Copyright (C) 2006  Davis E. King (davis@dlib.net)
    // License: Boost Software License   See LICENSE.txt for the full license.
    #ifndef DLIB_MATH_BESSEL
    #define DLIB_MATH_BESSEL

    #include "details/bessel.h"

    namespace dlib
    {
        template<typename R1, typename R2>
        auto cyl_bessel_i(R1 nu, R2 x)
        /*!
            This is the the regular modified cylindrical Bessel function

            ensures
                - identical to std::cyl_bessel_i()
                - works with C++11 onwards
        !*/
        {
            using R = std::common_type_t<R1,R2>;
            return detail::cyl_bessel_i((R)nu, (R)x);
        }

        template<typename R1, typename R2>
        auto cyl_bessel_j(R1 nu, R2 x)
        /*!
            This is the cylindrical Bessel functions (of the first kind)

            ensures
                - identical to std::cyl_bessel_j()
                - works with C++11 onwards
        !*/
        {
            using R = std::common_type_t<R1,R2>;
            return detail::cyl_bessel_j((R)nu, (R)x);
        }
    }

    #endif //DLIB_MATH_BESSEL