TAHTA 4D NO FURTHER A MYSTERY

In a few Proportions, a circle can be extruded to sort a cylinder. In 4 dimensions, there are various different cylinder-like objects. A sphere may be extruded to acquire a spherical cylinder (a cylinder with spherical "caps", known as a spherinder), along with a cylinder can be extruded to acquire a cylindrical prism (a cubinder). Some website ow