function variance = lorentz_variance ( ) %*****************************************************************************80 % %% LORENTZ_VARIANCE returns the variance of the Lorentz PDF. % % Discussion: % % The variance of the Lorentz PDF is not well defined. This routine % is made available for completeness only, and simply returns % a "very large" number. % % Licensing: % % This code is distributed under the GNU LGPL license. % % Modified: % % 08 October 2004 % % Author: % % John Burkardt % % Parameters: % % Output, real VARIANCE, the mean of the PDF. % variance = r8_huge ( ); return end