Note
the Connection
f (u,
v, w, x) =
u v' w ' x'
+ u' v w ' x
+ u' v' w x'
u v w x f
0 0 0 0 0
0 0 0 1 0
0 0 1 0 1
0 0 1 1 0
0 1 0 0 0
0 1 0 1 1
0 1 1 0 0
0 1 1 1 0
1 0 0 0 1
1 0 0 1 0
1 0 1 0 0
1 0 1 1 0
1 1 0 0 0
1 1 0 1 0
1 1 1 0 0
1 1 1 1 0
The Ò1Ó
rows of the truth table correspond
exactly to the minterms.