Introduction to the Modeling and Analysis of Complex Systems

72 CHAPTER 5. DISCRETE-TIME MODELS II: ANALYSISx maxx 1x tx minx minx 0x t-1x 1x maxFigure 5.7: Drawing a cobweb plot (4).return a * xdef update():global x, resultx = f(x)initialize()for t in xrange(30):update()observe()### drawing diagonal linexmin, xmax = 0, 20plot([xmin, xmax], [xmin, xmax], ’k’)### drawing curverng = arange(xmin, xmax, (xmax - xmin) / 100.)