function prob_num = p00_prob_num ( )

%*****************************************************************************80
%
%% P00_PROB_NUM returns the number of test functions available.
%
%  Licensing:
%
%    This code is distributed under the GNU LGPL license.
%
%  Modified:
%
%    05 August 2012
%
%  Author:
%
%    John Burkardt
%
%  Parameters:
%
%   Output, integer PROB_NUM, the number of test functions.
%
  prob_num = 6;

  return
end