From 550e683caddf03665b6af3b67af3a35e347917b5 Mon Sep 17 00:00:00 2001
From: Richard Roberts <richard.jw.roberts@gmail.com>
Date: Mon, 8 Oct 2012 22:40:31 +0000
Subject: [PATCH] Fixed comment

---
 gtsam/inference/Factor.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gtsam/inference/Factor.h b/gtsam/inference/Factor.h
index 9f6259681..71f1ef885 100644
--- a/gtsam/inference/Factor.h
+++ b/gtsam/inference/Factor.h
@@ -167,7 +167,7 @@ public:
   /// find
   const_iterator find(KeyType key) const { return std::find(begin(), end(), key); }
 
-  ///TODO: comment
+  /// Access the factor's involved variable keys
   const std::vector<KeyType>& keys() const { return keys_; }
 
   /** iterators */