U‘ (R U‘ R‘ U) (R U R‘)
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(R U‘ R‘) U2 (F‘ U‘ F) |
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(y) L‘ d L‘ U2 L U2 Fd = last two layers |
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U F‘ L‘ U L F (R U R‘)Invert: R U‘ R‘ F‘ L‘ U‘ L F U‘ |
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(R U2 R‘) U‘ (R U R‘) |
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U‘ (R U‘ R‘ U) (R U R‘) |
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*(R U R‘ U‘)(R U R‘ U‘)(R U R‘) |
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*(R U R‘ U‘) U‘ (R U R‘ U‘) (R U R‘) |
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(R U R‘ U‘)(R U‘ R‘) U2 (F‘ U‘ F)*R U F (R U R‘ U‘) F‘ R |
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*(R U‘ R‘) d (R‘ U‘ R U‘)(R‘ U‘ R)R F (U R U‘ R‘ F‘) U‘ R‘ |