- made nops() return unsigned instead of int

[ginac.git] / ginac / relational.h

diff --git a/ginac/relational.h b/ginac/relational.h
index 750b36f020c23a688e9be8220ee983b6fc4643e4..25a05c4c386c6ebc76df05a20879d790479dc1ab 100644 (file)
--- a/ginac/relational.h
+++ b/ginac/relational.h
@@ -3,7 +3,7 @@
  *  Interface to relations between expressions. */
 
 /*
- *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2000 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
@@ -68,7 +68,7 @@ public:
     void printraw(ostream & os) const;
     void printcsrc(ostream & os, unsigned type, unsigned upper_precedence=0) const;
     bool info(unsigned inf) const;
-    int nops() const;
+    unsigned nops() const;
     ex & let_op(int const i);
     ex eval(int level=0) const;
     ex evalf(int level=0) const;