Ngày tải lên :
15/10/2012, 15:28
... phng
f(x
1
,x
2
)
x
1
x
2
0
1
0 1
f
x
1
x
2
x
3
0
1
00 01 11 10
f
x
1
x
2
x
3
x
4
00
01
11
10
00 01 11 10
f
x
2
x
3
x
4
x
5
00
01
11
10
00 01 11 10 10 11 01 00
x
1
=0 x
1
=1
Bài ging N T S 1 Trang ... 1:
x
1
Vòng gom 2: x
4
y: f(x
1
,x
2
,x
3
,x
4
) =
x
1
+ x
4
00 01 11 10
00
X X 1 X
01
X 0 1 X
11
0 X X 1
10
1 1 X 1
00 01 11 10
00
X X 1 X
01
X 0 1 X
11
0 X X 1
10
1 1 X 1
x
4
x
3
x
2
x
1
f(x
1
,x
2
,x
3
,x
4
)
x
4
x
3
x
2
x
1
f(x
1
,x
2
,x
3
,x
4
)
Vòng ... sau:
f(x
1
,x
2
,x
3
) =
Π (0, 1, 2) + d(5, 6)
00 01 11 10
0 0 0 1 1
1 0 1 1 1
00 01 11 10
0 0 0 X 1
1 0 1 1 X
x
1
,x
2
x
3
f(x
1
,x
2
,x
3
)
Vòng gom 2: x
1
+ x
2
Vòng gom 1: x
1
+ x
3
x
1
,x
2
x
3
f(x
1
,x
2
,x
3
)
Chng...