3648.sagews

circle((1,1), 2)

circle((0,0),1, rgbcolor=(0,1,0), aspect_ratio=1)

c=circle((0,0),1, rgbcolor=(0,1,0), aspect_ratio=1, fill=True)
p=circle((0,0),1, rgbcolor=(0,1,0), aspect_ratio=1, fill=True, axes=false)
c.show(aspect_ratio=1)
p.show(aspect_ratio=1)

c=circle((0,0),1, rgbcolor=(1,0,0),  fill=True)
p=circle((0,1),1, rgbcolor=(0,0,1),  fill=True)
show(c+p)

plot(x^3, (-2,4))

p1=plot(e^(-x/2)*cos(2*pi*x), (x,0,6), rgbcolor=(0,1,0))
p2=plot(e^(-x/2), (x,0,6), rgbcolor=(0,0,1))
show(p1+p2)