The Rubik’s CubeSolver
Ernő Rubik
Hungarian InventorJuly 13, 1944
Mechanics of the Cube
Moves Notation
• Standard face-turns
• Slice Moves
• Cube rotation
Abelian Group
* I X X2 X'
I I X X2 X'
X X X2 X' I
X2 X2 X' I X
X' X' I X X2
How to solve a Rubik’s Cube
• Optimum Solution – God’s Algorithm
• Layer-by-Layer Method (LL method)
• Jessica Fridrich Method (F2L-OLL-PLL)
• F2l with Keyhole-OLL-PLL
Solving Statistics:
Step Upper Bound Average
Top Cross 11 5.14
F2L 82 50.48
Total 97 73.22
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