Up: The Pseudosphere

Equations for the Helicoid

The parametric equations for the helicoid are:

f[a,b](u, v) = (a*v*cos(u),a*v*sin(u), b*u)
0 <= u <= 2*pi, -d < v < d d > 0.

(We chose d=4 for our pictures and movies).


Up: The Helicoid
The Geometry Center Home Page
Topological Zoo Welcome Page

Comments to: webmaster@geom.umn.edu
Created: May 8 1996 ---- Last modified: Sat May 18 12:33:22 1996
Copyright © 1996 by The Geometry Center, all rights reserved