message: ENH: mint user guide improvements & clarifications
diff: @@ -165,6 +165,11 @@ such as, *triangles* or *quads*, depending on the cell type. The faces of a 2D
  cell are 1D topological entities, i.e., *segments*. Last, the faces of a 1D cell
  are 0D topological entities, i.e., :ref:`Nodes`.
  +.. note::
  +
  + Since in 1D the :ref:`Faces` of a cell are equivalent to its
  + constituent :ref:`Nodes`, Mint does not support :ref:`Faces` in 1D.
  +
  .. _figs/cellFaces:
  .. figure:: ../figures/cell_faces.png
  :align: center
  @@ -490,8 +495,8 @@ One of the important advantages of a :ref:`StructuredMesh` representation is
  that the constituent :ref:`Topology` of the mesh is *implicit*. This enables
  a convenient way for computing the :ref:`Connectivity` information
  automatically without the need to store this information explicitly. For example,
  -a 2D cell located at :math:`C=(i,j)`, will always have four face neighbors
  -given by the following indices:
  +an interior (i.e., not a at the boundary) 2D cell located at :math:`C=(i,j)`,
  +will always have four face neighbors given by the following indices:
  * :math:`N_0=(i-1,j)`,
  * :math:`N_1=(i+1,j)`,
  @@ -973,7 +978,7 @@ Cell Types
  """""""""""
  Mint currently supports the common Linear :ref:`CellTypes`,
  -depicted in :numref:`figs/linearCells`, as well as, support for high-order,
  +depicted in :numref:`figs/linearCells`, as well as, support for
  quadratic, quadrilateral and hexahedron :ref:`Cells`, see :numref:`figs/q2Cells`.
  .. _figs/linearCells:
  