3608.sagews

s = plot (exp(-1/2*x)*cos(2*pi*x), (x,0,6), legend_label='exp(-1/2*x)*cos(2*pi*x)')
p = plot (exp(-1/2*x), (x,0,6), color = 'red', legend_label='exp(-1/2*x)')
h = s+p
h.set_legend_options(shadow=True)
h.set_legend_options(loc=(0.5,0.0)); h # aligns the bottom of the box to the center 
h.axes_labels(['X-Achse','f(x)']) 
h.axes_label_color(('green')) 
show (h)

f = 1/2*x^3
find_maximum_on_interval(f,-5,5)

(62.499996024, 4.999999893973623)

a = animate([circle((1,i), 1-1/(i+40)) for i in srange(1,2,0.5)], 
               xmin=0,ymin=0,xmax=3,ymax=3,figsize=[4,4])
a.show()