- made nops() return unsigned instead of int

[ginac.git] / ginac / power.h

diff --git a/ginac/power.h b/ginac/power.h
index 17c06c77b2f2920b9285e903a74a32f2f1d0c67e..e721ab2ea66215945d11af2e61e2318d4a9e2a7e 100644 (file)
--- a/ginac/power.h
+++ b/ginac/power.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's symbolic exponentiation (basis^exponent). */
 
 /*
- *  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
@@ -64,7 +64,7 @@ public:
     void printtree(ostream & os, unsigned indent) 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);
     int degree(symbol const & s) const;
     int ldegree(symbol const & s) const;