5 Matching Annotations
- Apr 2023
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www.cube20.org www.cube20.org
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God's number is 20. Proven by Tomas Rokicki, Herbert Kociemba, Morley Davidson, and John Dethridge
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www.popularmechanics.com www.popularmechanics.com
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Instrumental to this era of speed cubing was Dr. Jessica Fridrich, who in 1997 developed a method for solving the cube faster than ever. Most of the fastest cube solvers nowadays use some version of the Fridrich method.
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no algorithm can flip a single edge in place
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There aren’t any algorithms that can swap only a pair of corners, nor only a pair of edges.
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swapping a pair of edges and a pair of corners cancel each other out, since there’s an algorithm to undo that.
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