# File lib/ai4r/clusterers/complete_linkage.rb, line 56
      def distance_between_item_and_cluster(data_item, cluster)
        max_dist = 0
        cluster.data_items.each do |another_item|
          dist = @distance_function.call(data_item, another_item)
          max_dist = dist if dist > max_dist
        end
        return max_dist
      end