Commutative laws

A+B≡B+A
A·B ≡ B·A

Associative laws

A+(B+C) ≡ (A + B)+C
A·(B·C)≡(A·B)·C

Distributive laws

A·(B+C)≡(A·B)+(A·C)
(A+B)·(A+C)≡A+B·C
A+(B·C)≡(A+B)·(A+C)

Tautology/Idempotent laws

A·A≡A
A+A≡A

Tautology/Identity laws

1·A≡A
0+A≡A

Tautology/Null laws

0·A≡0
1+A≡1

Tautology/Inverse laws

A·A≡0
A+A≡1

Absorption laws

A·(A+B)≡A
A+A·B≡A
A+(A·B)≡A
A+A·B≡A+B

De Morgan's laws

(A·B)≡A⇀+B
(A+B)≡A·B