calchash(): work around broken RTTI.

[ginac.git] / ginac / ncmul.cpp

diff --git a/ginac/ncmul.cpp b/ginac/ncmul.cpp
index dcc5f8ca277457e966c1598b72fad981f220f276..0c22a81f159b0a8318002a89b84ea41ad7036c97 100644 (file)
--- a/ginac/ncmul.cpp
+++ b/ginac/ncmul.cpp
@@ -3,7 +3,7 @@
  *  Implementation of GiNaC's non-commutative products of expressions. */
 
 /*
- *  GiNaC Copyright (C) 1999-2008 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2009 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
@@ -20,10 +20,6 @@
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#include <algorithm>
-#include <iostream>
-#include <stdexcept>
-
 #include "ncmul.h"
 #include "ex.h"
 #include "add.h"
@@ -34,6 +30,10 @@
 #include "indexed.h"
 #include "utils.h"
 
+#include <algorithm>
+#include <iostream>
+#include <stdexcept>
+
 namespace GiNaC {
 
 GINAC_IMPLEMENT_REGISTERED_CLASS_OPT(ncmul, exprseq,