#include <ginac/function.h>
#include <ginac/ex.h>
+#ifndef NO_GINAC_NAMESPACE
namespace GiNaC {
+#endif // ndef NO_GINAC_NAMESPACE
/** Sine. */
DECLARE_FUNCTION_1P(sin)
/** Trilogarithm. */
DECLARE_FUNCTION_1P(Li3)
-/** Gamma function. */
+/** Riemann's Zeta-function. */
+DECLARE_FUNCTION_1P(zeta)
+//DECLARE_FUNCTION_2P(zeta)
+
+/** Gamma-function. */
DECLARE_FUNCTION_1P(gamma)
-/** Psi function (aka polygamma-function) */
-DECLARE_FUNCTION_2P(psi)
+/** Beta-function. */
+DECLARE_FUNCTION_2P(beta)
+
+/** Psi-function (aka polygamma-function). */
+// overloading @ work: we cannot use the macros
+extern const unsigned function_index_psi1;
+inline function psi(ex const & p1) {
+ return function(function_index_psi1, p1);
+}
+extern const unsigned function_index_psi2;
+inline function psi(ex const & p1, ex const & p2) {
+ return function(function_index_psi2, p1, p2);
+}
+//DECLARE_FUNCTION_1P(psi)
+//DECLARE_FUNCTION_2P(psi)
/** Factorial function. */
DECLARE_FUNCTION_1P(factorial)
return is_ex_the_function(e, Order);
}
+#ifndef NO_GINAC_NAMESPACE
} // namespace GiNaC
+#endif // ndef NO_GINAC_NAMESPACE
#endif // ndef __GINAC_INIFCNS_H__