The demos use Java applets. You might have to download Java, in particular Java 2, before starting. Have fun!

- Skew lines 1
- Skew lines 2
- Parametrization of a plane curve
- Parametrization of a space curve
- Moving velocity vector and speed
- Secants and tangents
- Tangents by zooming
- Reparametrization of a plane curve
- Moving frame for a plane curve
- Curvature vector along a plane curve
- Approximating circles and osculating circle
- The osculating circle
- The evolute
- The involute of a circle
- Gauss map and curvature along a plane curve
- The tangential and the normal component of the acceleration vector field along a plane curve
- Curvature along a space curve
- Moving frame for a space curve
- Approximating plane and osculating plane
- Osculating plane and torsion

Looking for interesting curves and their description? Try the Famous Curves Index.

A first attempt towards a geometric laboratory for surfaces (courtesy Martin Qvist, Aalborg). You might have to download java3d.

IMAGINARY Mathematical illustrations and exhibitions

A French library ENCYCLOPEDIE DES FORMES MATHEMATIQUES REMARQUABLES

Links to web sites on Mathematical Visualization Another useful link: CAGD

Department of Mathematical Sciences, Aalborg University,

Fredrik Bajersvej 7G, DK-9220 Aalborg

Last modified: Wed Sep 5 16:13:12 CEST 2007