from visual import *
from visual.graph import *

pic=gdisplay()
myplot=gcurve(gdisplay=pic)

def logistic(x,r):
    return 4*r*x*(1-x)


MAX=100
x=0.9
r=1.0
count=0
myplot.plot(pos=(0,x))

while(count < MAX):
  x=logistic(x,r)
  print "%8.6f" % x
  myplot.plot(pos=(count,x))
  count=count+1