好像應該可以耶..

如果我把
A and C和B and C分別設成X和Y的話
那就會形成P(X or Y)
拆出來的話應該是
P(X or Y)=P(X)+P(Y)-P(X and Y)..
還原的話應該是..
P(A and C)+P(B and C)-P((A and C) and (B and C))
至於P((A and C) and (B and C))能不能寫成(A and B and C)
看起來好像可以..
因為劃出文氏圖..
結果好像都一樣的樣子..
有沒有人推的出(A and B and C)的..