X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Finifcns.h;h=c49e8519cde033d6f90f23d9b74e83c4a82b8bea;hp=5ddc68da45a514db7ef2131cf07691183c281007;hb=HEAD;hpb=8cffcdf13d817a47f217f1a1043317d95969e070

diff --git a/ginac/inifcns.h b/ginac/inifcns.h
index 5ddc68da..c49e8519 100644
--- a/ginac/inifcns.h
+++ b/ginac/inifcns.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's initially known functions. */
 
 /*
- *  GiNaC Copyright (C) 1999-2019 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2024 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
@@ -177,6 +177,32 @@ template<> inline bool is_the_function<psi_SERIAL>(const ex & x)
 	return is_the_function<psi1_SERIAL>(x) || is_the_function<psi2_SERIAL>(x);
 }
 	
+/** Complete elliptic integral of the first kind. */
+DECLARE_FUNCTION_1P(EllipticK)
+
+/** Complete elliptic integral of the second kind. */
+DECLARE_FUNCTION_1P(EllipticE)
+
+// overloading at work: we cannot use the macros here
+/** Iterated integral. */
+class iterated_integral2_SERIAL { public: static unsigned serial; };
+template<typename T1, typename T2>
+inline function iterated_integral(const T1& kernel_lst, const T2& lambda) {
+	return function(iterated_integral2_SERIAL::serial, ex(kernel_lst), ex(lambda));
+}
+/** Iterated integral with explicit truncation. */
+class iterated_integral3_SERIAL { public: static unsigned serial; };
+template<typename T1, typename T2, typename T3>
+inline function iterated_integral(const T1& kernel_lst, const T2& lambda, const T3& N_trunc) {
+	return function(iterated_integral3_SERIAL::serial, ex(kernel_lst), ex(lambda), ex(N_trunc));
+}
+class iterated_integral_SERIAL;
+template<> inline bool is_the_function<iterated_integral_SERIAL>(const ex& x)
+{
+	return is_the_function<iterated_integral2_SERIAL>(x) || is_the_function<iterated_integral3_SERIAL>(x);
+}
+
+
 /** Factorial function. */
 DECLARE_FUNCTION_1P(factorial)