R. . 0. -
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( . 8.8). |
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X1 X 2 |
X 3 X 4 |
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X1 X 2 X 3 X 4 |
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. 8.8. |
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2. - |
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. 8.9 , |
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R , |
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. 0? |
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. 8.9. - |
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Y X1 X 2 X 3 . , |
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. 0, |
. 1. |
. 1, « -
» . 1.
R, . 0.
, 3 . 1.
2 . ,
Y X1 X 2 X1 X 2 . . 1 -
, . 0.
, . 0.
8.3.
1. -
:
Y X1 X 2 X 3 X1 X 2 X 3 X1 X 2 X 3 X1 X 2 X 3.
.
,
Y . - |
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X3 |
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1 X1 = 0, X2 = 1, X3 = 0; – |
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. 8.10. |
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X1 = 1, X2 = 0, X3 = 1; – X1 = |
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0, X2 = 1, X3 = 1; – X1 = 1, X2 = 0, X3 = 0. -
( . 8.10).
(
. 8.10). -
X1 = 1 X2 = 0,
Y X1 X 2 . – X1 = 0
X2 = 1, Y X1 X 2 .
: Y = Y + Y X1 X 2 X1 X 2 .
2. Y X 1 X 2 X1 X 2 (2 . ) ,
.
X1 X 2 X1 X 2 ,
X X , X1 X 2 X1 X 2 .
, X1 X 2 X1 X 2 . ,
Y X1 X 2 X1 X 2 X1 X 2 X1 X 2 .
2 ( . 8.11).
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X1 |
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X1 |
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X1 X 2 X1 X 2 |
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X1 X 2 |
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X1 |
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X2 |
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X 2 |
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X1 X 2 X1 X 2 |
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X1 X 2 |
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. 8.10. 2 . 2
. A0…A4 ( 0 – , 4 - ) .
. 8.17.
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X1 |
X1 |
MX |
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X2 |
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X2 |
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X3 |
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X3 |
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X4 |
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A0 |
X4 |
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A0 |
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A1 |
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A1 |
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A2 |
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A3 |
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X5 |
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X1 |
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X6 |
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X2 |
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X7 |
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X3 |
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X2 |
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X8 |
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X4 |
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X4 |
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A0 |
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A1 |
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A0 |
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X9 |
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A1 |
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X1 |
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X10 |
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X2 |
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X11 |
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X3 |
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X12 |
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X4 |
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A0 |
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A1 |
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. 8.17. 12 1, 4 1
2. ,
5.
(
-
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Q0…Q2:
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A0 |
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Q0 |
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Q2 |
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101 |
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1 |
. , Q0 = 1, A0 = 1 A2 = 1 A4 = 1, Q0 = A0 + A1 + A2.
. 8.18).
A0 |
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Q0 |
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Q1 |
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Q2 |
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A4 |
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1
. 8.18.
X7.
7 A0…A4
6 ( 1 0, 12 – 11),
0110. 0 = 0, 1 = 1
. -
3,
7, – 11. 2 = 1 3 = 0 -
-
11.
3.
6-
? .
, n (A0…
An–1), n (B0…Bn–1) 1 (P0),
n – . n
(S0…Sn–1) 1 (P1). -
:
An 1 2n 1 ... A1 21 A0 20 Bn 1 2n 1 ... B1 21 B0 20 P0 20
Sn 1 2 n 1 ... S1 21 S 0 20 P1 2n .
6- -
63. ,