*
* Interface to GiNaC's initially known functions. */
-#ifndef _INIFCNS_H_
-#define _INIFCNS_H_
+/*
+ * GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef __GINAC_INIFCNS_H__
+#define __GINAC_INIFCNS_H__
+
+#include <ginac/function.h>
+#include <ginac/ex.h>
-#include "numeric.h"
-#include "function.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)
+/** 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)
/** Order term function (for truncated power series). */
DECLARE_FUNCTION_1P(Order)
-ex lsolve(ex eqns,ex symbols);
+ex lsolve(ex const &eqns, ex const &symbols);
-ex ncpower(ex basis, unsigned exponent);
+ex ncpower(ex const &basis, unsigned exponent);
inline bool is_order_function(ex const & e)
{
return is_ex_the_function(e, Order);
}
-#endif // ndef _INIFCNS_H_
+#ifndef NO_GINAC_NAMESPACE
+} // namespace GiNaC
+#endif // ndef NO_GINAC_NAMESPACE
+
+#endif // ndef __GINAC_INIFCNS_H__