A simple example revisited:
We had
d = (a · b) + (a · c) + ~(b · c)

From truth table to sum-of-products:

 

abcd
0001
0010
0100
0110
1001
1011
1101
1111

=> d = (~a · ~b · ~c) + (a · ~b · ~c) + (a · ~b · c)
           + (a · b · ~c) + (a · b · c)
To circuit diagram...
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Last Updated 01/05/2000
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