lcm.hpp

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#pragma once
 
#include <numeric>
 
#if defined(__cpp_lib_gcd_lcm) || !defined(NUMCPP_NO_USE_BOOST)
 
#include "NumCpp/Core/Internal/Error.hpp"
#include "NumCpp/Core/Internal/StaticAsserts.hpp"
#include "NumCpp/NdArray.hpp"
 
#ifndef NUMCPP_NO_USE_BOOST
#include "boost/integer/common_factor_rt.hpp"
#endif
 
namespace nc
{
    //============================================================================
    // Method Description:
    template<typename dtype>
    dtype lcm(dtype inValue1, dtype inValue2) noexcept
    {
        STATIC_ASSERT_INTEGER(dtype);
 
#ifdef __cpp_lib_gcd_lcm
        return std::lcm(inValue1, inValue2);
#else
        return boost::integer::lcm(inValue1, inValue2);
#endif
    }
    dtype lcm(dtype inValue1, dtype inValue2) noexcept {…}
 
#ifndef NUMCPP_NO_USE_BOOST
    //============================================================================
    // Method Description:
    template<typename dtype>
    dtype lcm(const NdArray<dtype>& inArray)
    {
        STATIC_ASSERT_INTEGER(dtype);
 
        return boost::integer::lcm_range(inArray.cbegin(), inArray.cend()).first;
    }
    dtype lcm(const NdArray<dtype>& inArray) {…}
#endif // #ifndef NUMCPP_NO_USE_BOOST
} // namespace nc
 
#endif // #if defined(__cpp_lib_gcd_lcm) || !defined(NUMCPP_NO_USE_BOOST)