add new public data member 'embeddedDim'

[[Imported from SVN: r8034]]

dune/gfe/rotation.hh

@@ -157,6 +157,9 @@ public:
     /** \brief Dimension of the manifold formed by the 3d rotations */
     static const int dim = 3;
     
+    /** \brief Coordinates are embedded into a four-dimension Euclidean space */
+    static const int embeddedDim = 4;
+    
     /** \brief Member of the corresponding Lie algebra.  This really is a skew-symmetric matrix */
     typedef Dune::FieldVector<T,3> TangentVector;
 

dune/gfe/unitvector.hh

@@ -64,6 +64,9 @@ public:
     /** \brief Dimension of the manifold formed by unit vectors */
     static const int dim = N-1;
 
+    /** \brief Dimension of the Euclidean space the manifold is embedded in */
+    static const int embeddedDim = N;
+
     typedef Dune::FieldVector<double,N-1> TangentVector;
 
     typedef Dune::FieldVector<double,N> EmbeddedTangentVector;