Examples to Illustrate Terms
B
0 X 1 0
1 1 1 0
1 0 1 1
0 0 1 1
AB
CD
A
B
D
00
01
11
10
00
01
11
10
C
6 prime implicants: A'B'D, BC', AC, A'C'D, AB, B'CD essential minimum cover: BC'+AC+A'B'D
0 0 1 0
1 1 1 0
0 1 1 1
0 1 0 0
AB
CD
A
D
00
01
11
10
00
01
11
10
C
5 prime implicants: BD, ABC', ACD, A'BC, A'C'D essential minimum cover: essential implicants
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