- fixed differentiation of gamma(x)

[ginac.git] / ginac / relational.cpp

diff --git a/ginac/relational.cpp b/ginac/relational.cpp
index db6b5cf2bb8e3c488a93b401d88b79ac178ca949..f63a297f67d3094c7ad9e6630817c6f504c08525 100644 (file)
--- a/ginac/relational.cpp
+++ b/ginac/relational.cpp
@@ -1,7 +1,8 @@
 /** @file relational.cpp
  *
- *  Implementation of relations between expressions
- *
+ *  Implementation of relations between expressions */
+
+/*
  *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -23,6 +24,9 @@
 
 #include "relational.h"
 #include "numeric.h"
+#include "debugmsg.h"
+
+namespace GiNaC {
 
 //////////
 // default constructor, destructor, copy constructor assignment operator and helpers
@@ -260,3 +264,4 @@ unsigned relational::precedence=20;
 const relational some_relational;
 type_info const & typeid_relational=typeid(some_relational);
 
+} // namespace GiNaC