HELPING THE OTHERS REALIZE THE ADVANTAGES OF TAHTA4D

In 3 dimensions, a circle might be extruded to variety a cylinder. In four dimensions, there are several distinct cylinder-like objects. A sphere can be extruded to get a spherical cylinder (a cylinder with spherical "caps", known as a spherinder), and a cylinder could be extruded to get a cylindrical prism (a cubinder). This Web site employs cook