: z =; q =; (/) =;
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. 3.2 . 3.3 5¸6 
. ( 1 2) , , / (. ) .
3.3
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1 ( ) , , ( / ). 2. ( 
, ). , . 3.2 . 3.3, () . .
3.3.1. (. 3.2).
(S 1)
,
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l > 0 (S 1) (. . 3.2).
3.3.2. (. 3.3).
(t) , 
. 
(. 3.3) l .
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() (), . () :
(. 1.1, 5);
( ).
; .
4.1 . , . ( = const), . 
.
. 4.1.
4.1
