function odd = odd(integer_n)
  ## Returns true if its argument is odd; false otherwise.
  ##
  ## INPUTS:
  ##
  ##   * ``integer_n`` - The integer whose parity you're determining.
  ##
  ##
  ## OUTPUTS:
  ##
  ##   * ``odd`` - True if `integer_n` is odd, false otherwise.
  ##
  
  odd = !even(integer_n);
end
