Cube of Space Cube of Space The Cube of Space is an occult concept that was popularized by the prominent occultist Paul Foster Case. The Cube of Space associates the three axes of the cube, the center point of the cube, the six sides of the cube, and the twelve edges of the cube, with the 22 letters of the hebrew alphabet. The Cube of Space is based upon two verses in the proto-kabbala text called the Sepher Yetzirah. One of those verses is in chapter 4 and the other verse is in chapter 5. The verse in chapter 4 associates 6 hebrew
Prince Rupert's cube for the largest square that lies within a unit cube. More generally, show how to find the largest rectangle of a given aspect ratio that lies within a unit cube. As they show, the optimal rectangle must always pass through the center of the cube, with its vertices on edges of the cube. Based on this, they show, depending on the desired aspect ratio, that the optimal rectangle must either lie on a plane that cuts diagonally through four corners of the cube, or it must be formed by an isosceles right triangle on one corner of the cube and