![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiLCZOPp4_mGi-7VZDjMa3zu0ew9ux7Wt_Iu0-Pe9cTcDk8-qFKkj546ovvHVo4LTD4HmWB_8ZPUWb-tXPItB9fP_MsOQDgLO9nWThwzDDWDbHdU5nMzmL4joJcT91JbCC5XG28Az3G6Qxl/s1600/scifihistory_crop.jpg)
(The crop above is just the tip of the iceberg.)
def xy_to_zeta_size(x,y):
return abs(zeta(N(x+I*y)))
cvals = [e^i for i in srange(-7,1,.25)]
cp = contour_plot(xy_to_zeta_size,(-6,3),(-3,3),contours = cvals, fill=False, plot_points = 201)
rzeta(z) = zeta(z)/norm(zeta(z))^(.25)
rzf = fast_callable(rzeta,domain=CDF)
cparg = complex_plot(rzf,(-6,3),(-3,3))
show(cparg+cp,figsize=[18,12])