- 2


S = ( S0 , S1 , , Sn-k-1 ) = r × HT. (1.23)

r , , S = (00..0), , S ¹ 0. , S , S . Sr.

, , . , U V , S

= V * HT

= 0 . , , .

. , .

(7,4)- :

r = ( r0 , r1 , r2 , r3 , r4 , r5 , r6 ),

 

1 0 1 1 1 0 0

T

S = r* H(7,4)T = ( r0, r1, r2, r3, r4, r5, r6 ) *

1 1 1 0 0 1 0

=

 

0 1 1 1 0 0 1

 

= (r0 + r2 + r3 + r4 ), ( r0 + r1 + r2 + r5

), ( r1 + r2 + r2 + r6 ), (1.23)

S0 = r0 + r2 + r3 + r4 ,

S1 = r0 + r1 + r2 + r5 , (1.24)

S2 = r1 + r2 + r2 + r6 .

, . (7,4)- . 1.5.

 

 

. 1.5