#9 Add missing Doxygen comments.

Sources/Operators/GlobalVariationalOperator/GlobalVariationalOperator.hpp

@@ -93,10 +93,19 @@ namespace HappyHeart
     
     private:
         
+        /*!
+         * \class doxygen_hide_operator_do_allocate_gradient_felt_phi
+         *
+         * \brief Whether the gradient matrix of finite element phi will be required or not.
+         *
+         * If not allocated when it should an assert will warn you in debug mode; so you may specify no by
+         * default if you're not entirely sure whether it is required ot not.
+         */
+        
         /*!
          * \class doxygen_hide_operator_do_allocate_gradient_felt_phi_arg
          *
-         * \param[in] do_allocate_gradient_felt_phi Whether the gradient matrix of finite element phi will be required 
+         * \param[in] do_allocate_gradient_felt_phi Whether the gradient matrix of finite element phi will be required
          * or not. If not allocated when it should an assert will warn you in debug mode; so you may specify no by
          * default if you're not entirely sure whether it is required ot not.
          */
@@ -402,7 +411,7 @@ namespace HappyHeart
         //! Finite element space.
         const FEltSpace& felt_space_;
         
-        //! \copydoc doxygen_hide_operator_do_allocate_gradient_felt_phi_arg
+        //! \copydoc doxygen_hide_operator_do_allocate_gradient_felt_phi
         const AllocateGradientFEltPhi do_allocate_gradient_felt_phi_;
         
         /*!

Sources/Operators/LocalVariationalOperator/CauchyAndInvariant/InvariantComputation.hpp

@@ -25,6 +25,8 @@ namespace HappyHeart
      * \brief Returns first invariant.
      *
      * \copydoc doxygen_hide_cauchy_green_tensor_as_vector_arg
+     *
+     * \return Value of the first invariant.
      */
     template<unsigned int DimensionT>
     double Invariant1(const LocalVector& cauchy_green_tensor) noexcept;
@@ -33,6 +35,8 @@ namespace HappyHeart
      * \brief Returns second invariant.
      *
      * \copydoc doxygen_hide_cauchy_green_tensor_as_vector_arg
+     *
+     * \return Value of the second invariant.
      */
     template<unsigned int DimensionT>
     double Invariant2(const LocalVector& cauchy_green_tensor) noexcept;
@@ -41,6 +45,8 @@ namespace HappyHeart
      * \brief Returns third invariant.
      *
      * \copydoc doxygen_hide_cauchy_green_tensor_as_vector_arg
+     *
+     * \return Value of the third invariant.
      */
     template<unsigned int DimensionT>
     double Invariant3(const LocalVector& cauchy_green_tensor) noexcept;

Sources/Operators/ParameterOperator/GlobalParameterOperator/GlobalParameterOperator.hpp

@@ -95,6 +95,7 @@ namespace HappyHeart
          * LocalParameterOperator.
          * \copydoc doxygen_hide_quadrature_rule_per_topology_nullptr_arg
          * \copydetails doxygen_hide_do_compute_processor_wise_local_2_global_arg
+         * \copydoc doxygen_hide_operator_do_allocate_gradient_felt_phi_arg
          */
         template
         <
@@ -294,7 +295,7 @@ namespace HappyHeart
          */
         const ParameterAtQuadraturePoint<TypeT, TimeDependencyT>& parameter_;
 
-        //! \copydoc doxygen_hide_operator_do_allocate_gradient_felt_phi_arg
+        //! \copydoc doxygen_hide_operator_do_allocate_gradient_felt_phi
         const AllocateGradientFEltPhi do_allocate_gradient_felt_phi_;
     };