from visual import *
from visual.graph import *
gdisplay(foreground=color.yellow, background=color.black, title='sin(x) and cos(x)',xtitle='X',ytitle='f(x)')
Func = gcurve()
Func2 = gcurve()
for X in arange(0.0, 2.001*pi, pi/100.0):
    Func.plot(pos=(X,sin(X)))
    Func2.plot(pos=(X,cos(X)))