* Friend declaration is no declaration 11.4/9.

[ginac.git] / ginac / power.h

diff --git a/ginac/power.h b/ginac/power.h
index 286ee816c3dd8d537c80e5577c727c2a259665c5..86ba6c91dbb94db8bd0c5fb93be0989e61fea5e7 100644 (file)
--- a/ginac/power.h
+++ b/ginac/power.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's symbolic exponentiation (basis^exponent). */
 
 /*
- *  GiNaC Copyright (C) 1999-2004 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2005 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
@@ -30,6 +30,7 @@ namespace GiNaC {
 
 class numeric;
 class add;
+class mul;
 
 /** This class holds a two-component object, a basis and and exponent
  *  representing exponentiation. */