from gpanel import *

xmin=-2
xmax=1
ymin=-1.5
ymax=1.5
dstep=0.003
maxZ=2
maxIt=50


makeGPanel(xmin,xmax,ymin,ymax)
x=xmin
while x<xmax:
    y=ymin
    while y<ymax:
        z=0
        n=0
        c=complex(x,y)
        while n<maxIt and abs(z)<maxZ:
            z=z**2+c
            n=n+1
        if n==maxIt:
            setColor("yellow")
        else:
            setColor("blue")
        point(x,y)
        y=y+dstep
    x=x+dstep