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[ginac.git] / ginac / fderivative.cpp

diff --git a/ginac/fderivative.cpp b/ginac/fderivative.cpp
index e33ec963c4299ec701f53d7e2bc9c4627a598abc..9bf8b3fefff9ec24770e157c2e8271b9cb796d79 100644 (file)
--- a/ginac/fderivative.cpp
+++ b/ginac/fderivative.cpp
@@ -3,7 +3,7 @@
  *  Implementation of abstract derivatives of functions. */
 
 /*
- *  GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2004 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
@@ -95,6 +95,12 @@ DEFAULT_UNARCHIVE(fderivative)
 // functions overriding virtual functions from base classes
 //////////
 
+void fderivative::print(const print_context & c, unsigned level) const
+{
+       // class function overrides print(), but we don't want that
+       basic::print(c, level);
+}
+
 void fderivative::do_print(const print_context & c, unsigned level) const
 {
        c.s << "D[";