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Co-authored-by: Wolfgang Bangerth <bangerth@colostate.edu>

include/deal.II/fe/fe_values_coupling.h

@@ -40,7 +40,8 @@ namespace FEValuesViews
    * A class that provides a renumbered view to a given FEValuesViews object.
    *
    * In general, the order of the degrees of freedom and quadrature points
-   * follows the one of the FEValues object. However, in some cases, it is
+   * follows the one of the FEValues object, which itself uses the numbering provided by
+   * the FiniteElement and Quadrature objects it uses. However, in some cases, it is
    * convenient to group together degrees of freedom and quadrature points in a
    * different order. This class provides a view to a given FEValuesViews
    * object, where the degrees of freedom and quadrature points are renumbered
@@ -83,10 +84,10 @@ namespace FEValuesViews
      * quadrature points. An empty renumbering vector simply means that no
      * renumbering is performed.
      *
-     * @note The renumbering vectors may *not* match the dimensions of the
+     * @note The renumbering vectors are *not* required to match the dimensions of the
      * underlying view, i.e., you could use this class to only run over half of
      * the degrees of freedom, and integrating only over half of the current
-     * cell, if you wish to do so. The important part is that every entry of
+     * cell by selecting a subset of quadrature points, if you wish to do so. The important part is that every entry of
      * each renumbering vector is a legal value for the underlying view object.
      * We allow the dof renumbering vector to contain
      * `numbers::invalid_unsigned_int` values, which are ignored, and produce
@@ -118,7 +119,7 @@ namespace FEValuesViews
      *
      * @dealiiRequiresUpdateFlags{update_values}
      */
-    typename ViewType::value_type
+    value_type
     value(const unsigned int shape_function, const unsigned int q_point) const;
 
     /**