text: 
  /*!
  \ingroup PkgKernelDKernelConcept
  \cgalConcept
  
  */
  
  class Kernel_d::Equal_d {
  public:
  
  /// \name Operations
  /// A model of this concept must provide:
  /// @{
  
  /*!
  returns true iff \f$ p\f$ and \f$ q\f$ are equal (as
  \f$ d\f$-dimensional points).
  
  \pre `p` and `q` have the same dimension.
  */
  bool operator()(const Kernel_d::Point_d&p, const
  Kernel_d::Point_d&q);
  
  /// @}
  
  }; /* end Kernel_d::Equal_d */
  
  