X + 0 = X
X · 0 = 0
X + 1 = 1
X · 1 = X
X + X = X
X · X = X
X + X' = 1
X · X' = 0
(X + Y)' = X' · Y'
(X · Y)' = X' + Y'
X + Y · Z = (X + Y) · (X + Z)

Sum Of Product => 1기준 : 전개
Product Of Sum => 0기준 : 인수분해