Selecting a small picture will enlarge it.
Bands in the u direction of the helicoid
have been removed.
Bands in the v direction of the helicoid
have been removed.
Comments to: webmaster@www.geom.uiuc.edu
Created: May 8 1996 ----
Last modified: Wed May 8 09:43:38 1996
Copyright © 1996 by
The Geometry Center,
all rights reserved