# 群論與魔方：超級魔方還原的補充說明(下)

## 偶數階超級魔方的不理想情況1

R-Parity(M1) +2 R-Parity(Mn − 1) = k1
R-Parity(M2) +2 R-Parity(Mn − 1) = k2
......
R-Parity(Mn − 2) +2 R-Parity(Mn − 1) = kn − 2

R-Parity(M1) +2 R-Parity(M4) = 1
R-Parity(M2) +2 R-Parity(M4) = 1
R-Parity(M3) +2 R-Parity(M4) = 0

R-Parity(M4) = 0, R-Parity(M1) = 1, R-Parity(M2) = 1, R-Parity(M3) = 0

R-Parity(M4) = 1, R-Parity(M1) = 0, R-Parity(M2) = 0, R-Parity(M3) = 1

R-Parity(M1) +2 R-Parity(M2) = 1

R-Parity(M2) = 0, R-Parity(M1) = 1     (1)
R-Parity(M2) = 1, R-Parity(M1) = 0     (2)

## 偶數階超級魔方的不理想情況2

 雙中心旋轉公式： L−1 R F−1 B U−1 D Ln D−1 U B−1 F R−1 L U−n (3) 單中心旋轉公式： (U R L U2 R−1 L−1)2 (4)

R−1D−1RD      (5)

URU−1L−1UR−1U−1L     (6)

RUR−1URU2R−1     (7)

 雙邊換位公式： F2 Lx−1 F B−1 R2 F−1 B Rx Lx F B−1 R2 F−1 B Rx−1 F2 (8) 雙邊翻轉公式： U−1 F R−1 U F−1 Rx−1 Lx F U−1 R F−1 U Rx Lx−1 (9)

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