This is the usual picture of the Mobius band in R^3. It is formed by joining the ends of a rectangle with one twist of 180 degrees.
Comments to: webmaster@www.geom.uiuc.edu
Created: Jul 6 1995 ----
Last modified: Tue Oct 10 21:50:59 1995
Copyright © 1995 by
The Geometry Center,
all rights reserved