* Interface to GiNaC's initially known functions. */
/*
- * GiNaC Copyright (C) 1999-2001 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2003 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
// overloading at work: we cannot use the macros here
/** Riemann's Zeta-function. */
extern const unsigned function_index_zeta1;
-inline function zeta(const ex & p1) {
- return function(function_index_zeta1, p1);
+template<typename T1>
+inline function zeta(const T1 & p1) {
+ return function(function_index_zeta1, ex(p1));
}
/** Derivatives of Riemann's Zeta-function. */
extern const unsigned function_index_zeta2;
-inline function zeta(const ex & p1, const ex & p2) {
- return function(function_index_zeta2, p1, p2);
+template<typename T1, typename T2>
+inline function zeta(const T1 & p1, const T2 & p2) {
+ return function(function_index_zeta2, ex(p1), ex(p2));
}
/** Gamma-function. */
// overloading at work: we cannot use the macros here
/** Psi-function (aka digamma-function). */
extern const unsigned function_index_psi1;
-inline function psi(const ex & p1) {
- return function(function_index_psi1, p1);
+template<typename T1>
+inline function psi(const T1 & p1) {
+ return function(function_index_psi1, ex(p1));
}
/** Derivatives of Psi-function (aka polygamma-functions). */
extern const unsigned function_index_psi2;
-inline function psi(const ex & p1, const ex & p2) {
- return function(function_index_psi2, p1, p2);
+template<typename T1, typename T2>
+inline function psi(const T1 & p1, const T2 & p2) {
+ return function(function_index_psi2, ex(p1), ex(p2));
}
/** Factorial function. */
/** Order term function (for truncated power series). */
DECLARE_FUNCTION_1P(Order)
-/** Inert partial differentiation operator. */
-DECLARE_FUNCTION_2P(Derivative)
-
-ex lsolve(const ex &eqns, const ex &symbols);
-
-ex ncpower(const ex &basis, unsigned exponent);
+ex lsolve(const ex &eqns, const ex &symbols, unsigned options = determinant_algo::automatic);
+/** Check whether a function is the Order (O(n)) function. */
inline bool is_order_function(const ex & e)
{
return is_ex_the_function(e, Order);