From b1aa7148c79b22a908f0d4fa1cac3d01eb23681e Mon Sep 17 00:00:00 2001
From: dellaert <dellaert@cc.gatech.edu>
Date: Wed, 22 Oct 2014 00:39:56 +0200
Subject: [PATCH] Fix dimensions, add is_group

---
 gtsam/base/LieScalar.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/gtsam/base/LieScalar.h b/gtsam/base/LieScalar.h
index 2ed81b1df..750a8a21f 100644
--- a/gtsam/base/LieScalar.h
+++ b/gtsam/base/LieScalar.h
@@ -115,12 +115,16 @@ namespace gtsam {
   // Define GTSAM traits
   namespace traits {
 
+  template<>
+  struct is_group<LieScalar> : public std::true_type {
+  };
+
   template<>
   struct is_manifold<LieScalar> : public std::true_type {
   };
 
   template<>
-  struct dimension<LieScalar> : public Dynamic {
+  struct dimension<LieScalar> : public std::integral_constant<int, 1> {
   };
 
   }