Laws of the cube
From Speedsolving.com Wiki
Only a 12th of possible cube states is reachable by twisting the 6 faces (from the solved state). Here's why:
- Only an even number of cubie swaps is possible
- Only an even number of edges can be flipped
- The total number of corner twists must be divisible by 3
See Also
External Links
- Laws of the Cube (by Ryan Heise)
