From: Christian Bauer <Christian.Bauer@uni-mainz.de>
Date: Fri, 26 Nov 2004 17:27:43 +0000 (+0000)
Subject: documentation update
X-Git-Tag: release_1-4-0~204
X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=commitdiff_plain;h=a68aee97d9ebdac8a6ac81f1e41961e6bc792468;ds=sidebyside

documentation update
---

diff --git a/ginac/indexed.h b/ginac/indexed.h
index f4891490..aac4625c 100644
--- a/ginac/indexed.h
+++ b/ginac/indexed.h
@@ -172,7 +172,8 @@ public:
 	exvector get_dummy_indices() const;
 
 	/** Return a vector containing the dummy indices in the contraction with
-	 *  another indexed object. */
+	 *  another indexed object. This is symmetric: a.get_dummy_indices(b)
+	 *  == b.get_dummy_indices(a) */
 	exvector get_dummy_indices(const indexed & other) const;
 
 	/** Check whether the object has an index that forms a dummy index pair