Identity Law
 

Identity Law


A + A = A





















A A A+A
0 0 0
1 1 1
=







A
0
1







 

A.A = A





















A A A.A
0 0 0
1 1 1
=







A
0
1





 


A.B + A.B = A 











































A B A.B B A.B A.B + A.B
0 0 0 1 0 0
0 1 0 0 0 0
1 0 0 1 1 1
1 1 1 0 0 1
=











A
0
0
1
1


(A+B).(A+B) = A











































A B A+B B A+B (A+B).(A+B)
0 0 0 1 1 0
0 1 1 0 0 0
1 0 1 1 1 1
1 1 1 0 1 1
=











A
0
0
1
1

(c) Shilpa Sayura Foundation 2006-2017