Table 2: An example of three functions each having the same number of true minterms in their output vectors.

𝑥 3 𝑥 2 𝑥 1 𝑓 1 ( 𝑋 ) 𝑥 3 𝑥 2 𝑥 1 𝑓 2 ( 𝑋 ) 𝑥 3 𝑥 2 𝑥 1 𝑓 3 ( 𝑋 )

000 0 000 0 000 1
001 0001 1001 0
010 0010 0010 0
011 0011 1011 0
100 1100 0100 1
101 1101 1101 1
110 1110 0110 1
111 1111 1111 0