Function complex__Arg

inst/include/Rcpp/sugar/functions/complex.h:65–65

    return y ;
}
inline double complex__Arg( Rcomplex x ){ return ::atan2(x.i, x.r); }
// TODO: this does not use HAVE_C99_COMPLEX as in R, perhaps it should
inline Rcomplex complex__exp( Rcomplex x){
    Rcomplex y ;