H = str2num(VAsc);

fBr1 = GenBrownian(50000,H);

aa=diff(fBr1);
cc=diff(aa);

subplot(311);
hyyt(fBr1,123);
title(['Histograms for H=', num2str(H)]);
grid;

subplot(312);
hyyt(aa,99);
title('1st Difference - Histogram');
grid;

subplot(313);
hyyt(cc,99);
title('2nd Difference - Histogram');
grid;


% "Complex and Chaotic Nonlinear Dynamics. 
% Advances in Economics and Finance, 
% Mathematics and Statistics" 
% T.Vialar, Springer 2009.
% Copyright(c).