Fix badly formulated in-code documentation

dune/gfe/densities/cosseratshelldensity.hh

@@ -339,7 +339,7 @@ namespace Dune::GFE
     /** \brief The Lamé-parameters as a function*/
     std::function<Dune::FieldVector<double,2>(Dune::FieldVector<double,dimWorld>)> lameF_;
 
-    /** \brief Cosserat couple modulus, preferably 0 */
+    /** \brief Cosserat couple modulus */
     double mu_c_;
 
     /** \brief Length scale parameter */

dune/gfe/densities/localdensity.hh

@@ -216,7 +216,8 @@ namespace Dune::GFE {
      * for one factor space only.
      *
      * \param factor The factor space that is being asked about.
-     *   The default value -1 means: Does any of the factors depend on the value?
+     *   The default value -1 means: Does the density depend on the value
+     *   of any of the factors?
      */
     virtual bool dependsOnValue(int factor=-1) const = 0;
 
@@ -226,7 +227,8 @@ namespace Dune::GFE {
      * for one factor space only.
      *
      * \param factor The factor space that is being asked about
-     *   The default value -1 means: Does any of the factors depend on the derivative?
+     *   The default value -1 means: Does the density depend on the derivative
+     *   of any of the factors?
      */
     virtual bool dependsOnDerivative(int factor=-1) const = 0;
   };