x=-3:0.01:3;
gx=gamma(x);
plot(x,gx,'r');
title('Shape of Gamma or Euler function');
axis([-3 3 -100 100]);
grid;

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