message: Rephrase comment about cubes
diff: @@ -112,9 +112,9 @@ class Bitmap_cubical_complex_base {
  /**
  * This function finds a top-dimensional cell that is incident to the input cell and has
  * the same filtration value. In case several cells are suitable, an arbitrary one is
  - * returned. Note that the input parameter is not necessarily a cube, it might also
  - * be an edge or vertex of a cube. On the other hand, the output is always indicating the position of
  - * a cube in the data structure.
  + * returned. Note that the input parameter can be a cell of any dimension (vertex, edge, etc).
  + * On the other hand, the output is always indicating the position of
  + * a top-dimensional cube in the data structure.
  **/
  inline size_t get_top_dimensional_coface_of_a_cell(size_t splx);
  