_besj0 _besj1 _besjnu _besy0 _besy1 _besynu

_besj0() double _besj0 ( double  x ) Bessel functions of the first kind of order zero J0(x) Purpose besjnu computes the Bessel function of the first kind of order zero J0(x). Returns Bessel functions of the first kind of order zero J0(x). Parameters [in] x Argument x. Error handling Range error (ERANGE) may occur. Reference boost/math/special_functions