Function beta

inst/include/Rcpp/Rmath.h:199–199

    inline double pentagamma(double x)	{ return ::Rf_pentagamma(x); }

    inline double beta(double a, double b)	{ return ::Rf_beta(a, b); }
    inline double lbeta(double a, double b)	{ return ::Rf_lbeta(a, b); }

    inline double choose(double n, double k)	{ return ::Rf_choose(n, k); }