X-Git-Url: https://ginac.de/ginac.git//ginac.git?a=blobdiff_plain;f=ginac%2Fclifford.h;h=81e49b017f253c007869fd5e7b84175baa56407c;hb=2205b83add319eb883b416c96a14b5866667baaa;hp=ef08f72bc75fb381bb2662e0ca3efe9c770da39b;hpb=c28e61da33905ddc69abf893aaffec98aa30d053;p=ginac.git

diff --git a/ginac/clifford.h b/ginac/clifford.h
index ef08f72b..81e49b01 100644
--- a/ginac/clifford.h
+++ b/ginac/clifford.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's clifford algebra (Dirac gamma) objects. */
 
 /*
- *  GiNaC Copyright (C) 1999-2010 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2011 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
@@ -301,7 +301,7 @@ ex remove_dirac_ONE(const ex & e, unsigned char rl = 0, unsigned options = 0);
  *
  *  @param e Expression to be processed
  *  @ignore_ONE defines if clifford_ONE should be ignored in the search*/
-char clifford_max_label(const ex & e, bool ignore_ONE = false);
+int clifford_max_label(const ex & e, bool ignore_ONE = false);
 
 /** Calculation of the norm in the Clifford algebra. */
 ex clifford_norm(const ex & e);