#!/usr/bin/env python from pylab import * def f(t): 'a damped exponential' s1 = cos(2*pi*t) e1 = exp(-t) return multiply(s1,e1) t1 = arange(0.0, 5.0, .2) l = plot(t1, f(t1), 'ro') setp(l, 'markersize', 30) setp(l, 'markerfacecolor', 'b') show()