Shapes of the dimensions

This section of the site is about the various shapes possible in the 2nd, 3rd, and 4th dimensions.

Properties of rotatopes - introduction to rotatopes and their properties
- Rotagons (2d round and flat shapes)
- Rotahedra (3d round and flat shapes)
- Rotachora (4d round and flat shapes)
Classification - classification schemes for the rotatopes
Java applet - rotate wireframe models of rotatopes in real time
Formulas - formulas for numbers of faces and n-volumes of n-cubes and n-spheres

For other pages with information on fourth dimension shapes, check out my links to pages about higher-dimensional shapes.