# the famous Lorenz equation 
init x=-7.5  y=-3.6  z=30  r=27 
par s=10  b=2.66666 
x'=s*(-x+y)
y'=r*x-y-x*z
z'=-b*z+x*y
r'=0
@ dt=.001, total=40, xplot=x,yplot=y
@ xlo=-30,ylo=-30,xhi=30,yhi=30
@ maxstor=2000000
done