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