sqrt() [2/7]

const mpreal mpfr::sqrt ( const int v, mp_rnd_t rnd_mode = mpreal::get_default_rnd() )

inline

Definition at line 2255 of file mpreal.h.

{
    if (v>=0)   return sqrt(static_cast<unsigned long int>(v),rnd_mode);
    else        return mpreal().setNan(); // NaN
}

References mpfr::mpreal::setNan(), and sqrt().