27.sagews

version()

'SAGE Version 3.1.4, Release Date: 2008-10-20'

x=srange(0, 1.1, 0.5)
w=srange(0, 1.1, 0.5)
xw = zip(x,w)
list_plot(xw, rgbcolor=(0.8, 0.8, 0), pointsize=40)

x=srange(0, 2.1, 0.5)
w=srange(0, 2.1, 0.5)
xw = zip(x,w)
list_plot(xw, rgbcolor=(0.8, 0.8, 0), pointsize=40)