• Quadric surfaces
  • The hyperboloid of one sheet and its horizontal traces
    courtesy of Professor John Putz, Alma College
  • The hyperboloid of one sheet and its vertical traces
    courtesy of Professor John Putz, Alma College
  • Circular hyperboloid of one sheet
    all z-slices are circles
  • The hyperboloid of two sheets and its horizontal traces
    courtesy of Professor John Putz, Alma College
  • The hyperboloid of two sheets and its vertical traces
    courtesy of Professor John Putz, Alma College
  • The hyperbolic paraboloid and its horizontal traces
    courtesy of Professor John Putz, Alma College
  • Interactive Gallery of Quadric Surfaces
    courtesy of Professor Jonathan Rogness of the University of Minnesota
• Parametrized Surfaces
  • Elliptic cylinder
    an example of a generalized cylinder
  • Parametric surface graphing applet
    courtesy of Professor Tom Leathrum, Jacksonville State University