Get NaN value. See also:** Documentation for [std::nan](https://en.cppreference.com/w/cpp/numeric/math/nan). \param arg string code \return quiet NaN

Nearest integer using half's internal rounding mode. See also:** Documentation for [std::nearbyint](https://en.cppreference.com/w/cpp/numeric/math/nea

Next representable value. See also:** Documentation for [std::nextafter](https://en.cppreference.com/w/cpp/numeric/math/nextafter). \param from value

Next representable value. See also:** Documentation for [std::nexttoward](https://en.cppreference.com/w/cpp/numeric/math/nexttoward). \param from valu

deprecated

obsolute because of a lack of a parameter