* Some functions such as determinant() are specified as `constexpr`: these rely
* on the generalized constexpr support available in C++14. Some functions,
* such as unit_symmetric_tensor(), rely on further developments of `constexpr`
- * only * available in C++17 and newer. As such, this function is declared as
+ * only available in C++17 and newer. As such, this function is declared as
* @code
* template <int dim, typename Number>
* DEAL_II_CONSTEXPR inline SymmetricTensor<2, dim, Number>
* useful C++14 features in this namespace. Presently, as the library now requires
* C++14, usage of this namespace is deprecated.
*
- * @note If the compiler in use actually does support C++14, then the
- * contents of this namespace are simply imported classes and
- * functions from namespace `std`. That is, we fall back to what the
- * compiler provides, rather than our own implementations.
+ * This namespace contains functions imported from `namespace std`. It
+ * used to be used in the same way as the std_cxx17 namespace.
*/
namespace std_cxx14
{}