diff --git a/BGL/include/CGAL/boost/graph/Euler_operations.h b/BGL/include/CGAL/boost/graph/Euler_operations.h
index 8d5ded84b1f..84a36cc86db 100644
--- a/BGL/include/CGAL/boost/graph/Euler_operations.h
+++ b/BGL/include/CGAL/boost/graph/Euler_operations.h
@@ -1219,30 +1219,6 @@ flip_edge(typename boost::graph_traits<Graph>::halfedge_descriptor h,
   set_halfedge(foh,oh,g);
 }
 
-
-  ///\cond DO_NOT_INCLUDE_IN_SUBMISSION
-
-  /**  collapses `edge(coll,g)` and removes the edges `edge(rm0,g)` and `edge(rm1,g)`
-   *   \todo  implement
-   *   \todo finish doc
-   */  
-#if 0
-
-template<typename Graph>
-typename boost::graph_traits<Graph>::vertex_descriptor
-collapse_edge(typename boost::graph_traits<Graph>::halfedge_descriptor coll,
-              typename boost::graph_traits<Graph>::halfedge_descriptor rm0,
-              typename boost::graph_traits<Graph>::halfedge_descriptor rm1,
-              Graph& g)
-{}
-
-#endif
-
-  ///\endcond
-
-	
-
-
 /**
  *  \returns `true` if `e` satisfies the *link condition* \cgalCite{degn-tpec-98}, which guarantees that the surface is also 2-manifold after the edge collapse.
  */