A |
B |
A · B |
A + A · B |
---|---|---|---|
0 | 0 | 0 | 0 |
0 | 1 | 0 | 0 |
1 | 0 | 0 | 1 |
1 | 1 | 1 | 1 |
A |
B |
A |
A · B |
A + A · B |
---|---|---|---|---|
0 | 0 | 1 | 0 | 0 |
0 | 1 | 1 | 1 | 1 |
1 | 0 | 0 | 0 | 1 |
1 | 1 | 0 | 0 | 1 |
A |
B |
C |
A · B · C |
A · B · C |
A · B · C + A · B · C |
---|---|---|---|---|---|
0 | 0 | 0 | 0 | 1 | 1 |
0 | 0 | 1 | 0 | 1 | 1 |
0 | 1 | 0 | 0 | 1 | 1 |
0 | 1 | 1 | 0 | 1 | 1 |
1 | 0 | 0 | 0 | 1 | 1 |
1 | 0 | 1 | 0 | 1 | 1 |
1 | 1 | 0 | 0 | 1 | 1 |
1 | 1 | 1 | 1 | 0 | 1 |
0 |
P |
0 · P |
---|---|---|
0 | 0 | 0 |
0 | 1 | 0 |
The values for 0 and 0 · P match in every row, thus the identity is true.
P |
P |
P + P |
---|---|---|
0 | 0 | 0 |
1 | 1 | 1 |
The values for P and P + P match in every row, thus the identity is true.
P |
Q |
P·Q |
P·Q |
P |
Q |
P + Q |
---|---|---|---|---|---|---|
0 | 0 | 0 | 1 | 1 | 1 | 1 |
0 | 1 | 0 | 1 | 1 | 0 | 1 |
1 | 0 | 0 | 1 | 0 | 1 | 1 |
1 | 1 | 1 | 0 | 0 | 0 | 0 |
The values for P·Q and P + Q match in every row, thus the identity is true.
P |
Q |
R |
Q · R |
P · (Q · R) |
P · Q |
(P · Q) · R |
---|---|---|---|---|---|---|
0 | 0 | 0 | 0 | 0 | 0 | 0 |
0 | 0 | 1 | 0 | 0 | 0 | 0 |
0 | 1 | 0 | 0 | 0 | 0 | 0 |
0 | 1 | 1 | 1 | 0 | 0 | 0 |
1 | 0 | 0 | 0 | 0 | 0 | 0 |
1 | 0 | 1 | 0 | 0 | 0 | 0 |
1 | 1 | 0 | 0 | 0 | 1 | 0 |
1 | 1 | 1 | 1 | 1 | 1 | 1 |
The values for P · (Q · R) and (P · Q) · R match in every row, thus the identity is true.
X | Y | Z | X | Y | Z | XYZ | X + Y + XYZ | X + Y + Z |
0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 1 |
0 | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 1 |
0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 |
0 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 |
1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 |
1 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 1 |
1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 |
1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
The values for X + Y + XYZ and X + Y + Z match in every row, thus the identity is true.
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