- rotate_31() and golden_hash_ratio() moved to utils.h

[ginac.git] / ginac / ex.cpp

diff --git a/ginac/ex.cpp b/ginac/ex.cpp
index 652005ddfc4d815c940c0ee204718892adc051f8..e036af535de486405856f3f99d6d95e600ba8fb9 100644 (file)
--- a/ginac/ex.cpp
+++ b/ginac/ex.cpp
@@ -1,7 +1,8 @@
 /** @file ex.cpp
  *
- *  Implementation of GiNaC's light-weight expression handles.
- *
+ *  Implementation of GiNaC's light-weight expression handles. */
+
+/*
  *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -21,7 +22,15 @@
 
 #include <iostream>
 
-#include "ginac.h"
+#include "ex.h"
+#include "add.h"
+#include "mul.h"
+#include "ncmul.h"
+#include "numeric.h"
+#include "power.h"
+#include "debugmsg.h"
+
+namespace GiNaC {
 
 //////////
 // default constructor, destructor, copy constructor assignment operator and helpers
@@ -505,3 +514,4 @@ ex const & exMINUSHALF(void)
     return *eMINUSHALF;
 }
 
+} // namespace GiNaC