1 files changed, 10 insertions, 1 deletions
diff --git a/Eigen/src/Geometry/AngleAxis.h b/Eigen/src/Geometry/AngleAxis.h
index 502cbd0ec..0d43b277e 100644
--- a/Eigen/src/Geometry/AngleAxis.h
+++ b/Eigen/src/Geometry/AngleAxis.h
@@ -46,9 +46,18 @@
   *
   * \sa class Quaternion, class Transform, MatrixBase::UnitX()
   */
+
+template<typename _Scalar> struct ei_traits<AngleAxis<_Scalar> >
+{
+  typedef _Scalar Scalar;
+};
+
 template<typename _Scalar>
-class AngleAxis
+class AngleAxis : public RotationBase<AngleAxis<_Scalar>,3>
 {
+  typedef RotationBase<AngleAxis<_Scalar>,3> Base;
+  using Base::operator*;
+
 public:
   enum { Dim = 3 };
   /** the scalar type of the coefficients */