function title = p04_title ( )

%*****************************************************************************80
%
%% P04_TITLE returns the title of problem p04.
%
%  Licensing:
%
%    This code is distributed under the GNU LGPL license.
%
%  Modified:
%
%    06 August 2012
%
%  Author:
%
%    John Burkardt
%
%  Parameters:
%
%    Output, string TITLE, the title of the problem.
%
  title = 'f(x) = atan ( 40 * x - 15 )';

  return
end
