, %. (6.26)
5÷7% .
, %. (6.27)
yt ;
() ;
n ;
m ( ).
,
. (6.28)
, q, l
, (6.29)
n ;
tl (tl = n + l);
.
. (6.30)
. (6.31)
, - .
1. | () ( , ) | () ( , , , ) | ||
2. | ( ) | ( ( )) | ||
3. | ||||
4. | (, ) | |||
5. | ||||
6. | ||||
7. | .. | |||
q | () - | t | , | |
p | W | ( ) | ||
pq | ( ) | |||
z (c) | T = tq | |||
y | ||||