   @doc """
   Returns the number of bytes needed to contain `bitstring`.
 
-  That is, if the number of bits in `bitstring` is not divisible by 8,
-  the resulting number of bytes will be rounded up. This operation
+  That is, if the number of bits in `bitstring` is not divisible by 8, the
+  resulting number of bytes will be rounded up (by excess). This operation
   happens in constant time.
 
   Allowed in guard tests. Inlined by the compiler.

  end

  @doc """
  Returns an integer by rounding the given number.

  Allowed in guard tests. Inlined by the compiler.

  ## Examples

      iex> round(5.5)
      6

  """
  @spec round(number) :: integer


      iex> min(1, 2)
      1
      iex> min("foo", "bar")
      "bar"

  """
  @spec min(term, term) :: term
