X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Fsymmetry.h;h=6839e7562d2948bed4879298a55d861773e41eda;hp=9232180fbeb2837d4f593897fdf748a7ef9d81bb;hb=cc308418b3e239e05a7f1f0f6cfc5919672fccfd;hpb=c28e61da33905ddc69abf893aaffec98aa30d053

diff --git a/ginac/symmetry.h b/ginac/symmetry.h
index 9232180f..6839e756 100644
--- a/ginac/symmetry.h
+++ b/ginac/symmetry.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's symmetry definitions. */
 
 /*
- *  GiNaC Copyright (C) 1999-2010 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2015 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
@@ -80,6 +80,8 @@ public:
 
 	/** Check whether this node actually represents any kind of symmetry. */
 	bool has_symmetry() const {return type != none || !children.empty(); }
+	/** Check whether this node involves anything non symmetric. */
+	bool has_nonsymmetric() const;
 	/** Check whether this node involves a cyclic symmetry. */
 	bool has_cyclic() const;
 
@@ -165,7 +167,7 @@ inline ex antisymmetrize(const ex & e, const exvector & v)
 	return antisymmetrize(e, v.begin(), v.end());
 }
 
-/** Symmetrize expression by cyclic permuation over a set of objects
+/** Symmetrize expression by cyclic permutation over a set of objects
  *  (symbols, indices). */
 ex symmetrize_cyclic(const ex & e, exvector::const_iterator first, exvector::const_iterator last);