numeric power_dyn(numeric const & other) const { return power(other); }
*/
numeric inverse(void) const;
+ int csgn(void) const;
int compare(numeric const & other) const;
bool is_equal(numeric const & other) const;
bool is_zero(void) const;
numeric asinh(numeric const & x);
numeric acosh(numeric const & x);
numeric atanh(numeric const & x);
+numeric zeta(numeric const & x);
numeric gamma(numeric const & x);
+numeric psi(numeric const & n, numeric const & x);
numeric factorial(numeric const & n);
numeric doublefactorial(numeric const & n);
numeric binomial(numeric const & n, numeric const & k);
inline numeric inverse(numeric const & x)
{ return x.inverse(); }
+inline bool csgn(numeric const & x)
+{ return x.csgn(); }
+
inline bool is_zero(numeric const & x)
{ return x.is_zero(); }