   @doc """
   Takes the first `count` items from the collection.
 
-  If a negative value `count` is given the last `count`
+  If a negative value `count` is given, the last `count`
   values will be taken. The collection is enumerated
-  once to retrieve the proper index and the remaining
+  once to retrieve the proper index. The remaining
   calculation is performed from the end.
 
   ## Examples

  @doc """
  Concatenates the enumerable on the right with the enumerable on the left.

  This function produces the same result the `++` operator for lists.

  ## Examples


  def reduce(collection, acc, fun)

  @doc """
  This function is used to check if a value exists within the collection.
  Membership should be tested with the match (`===`) operator.
  """
  def member?(collection, value)

  @doc """
  This function is used to retrieve the collection's size.
  """
  def count(collection)
end
