Function plot

Lib/turtledemo/chaos.py:30–39

(fun, start, color)

    line(0, -0.1, 0, 1.1)

def plot(fun, start, color):
    pencolor(color)
    x = start
    jumpto(0, x)
    pendown()
    dot(5)
    for i in range(N):
        x=fun(x)
        goto(i+1,x)
        dot(5)

def main():
    reset()