function value = flag_0 ( x )

%*****************************************************************************80
%
%% flag_0() evaluates the integrand of a Laguerre problem.
%
%  Discussion:
%
%    f(x) = x / ( exp(x) - 1 ).
%
%    integral ( 0 <= x < +oo ) f(x) exp(-x) dx = ...
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    21 May 2014
%
%  Author:
%
%    John Burkardt
%
%  Output:
%
%    real VALUE, the value of the integral.
%
  value = x ./ ( exp ( x ) - 1.0 );

  return
end




