- made nops() return unsigned instead of int

[ginac.git] / ginac / matrix.cpp

diff --git a/ginac/matrix.cpp b/ginac/matrix.cpp
index deeba2806e97d81cbb1c5de9803ed7ce90e15bc7..156bc9f4f9b1a0393ff050420f75e8c3e3d806c5 100644 (file)
--- a/ginac/matrix.cpp
+++ b/ginac/matrix.cpp
@@ -3,7 +3,7 @@
  *  Implementation of symbolic matrices */
 
 /*
- *  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
@@ -157,7 +157,7 @@ void matrix::printraw(ostream & os) const
 }
 
 /** nops is defined to be rows x columns. */
-int matrix::nops() const
+unsigned matrix::nops() const
 {
     return row*col;
 }