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5.

( (1.7)):

-. , .

- (4.8) - (4.9).

(5.1) (5.3) :

, , , (5.4) (5.1). (5.4) (5.1),

(5.5)

(5.6) , (5.4). (5.1)

(2.4),

(5.7)

(5.6) , . .

(5.4) (5.3),

, (5.6), (5.8),

(5.6). (5.9) (5.4), (5.1) (5.3). , (5.4) , .

(5.4). (5.9) (5.4) :

. , .

(5.10) , -.

(5.10) . - .

(5.11) (5.1) (5.3) . (5.11) ,

:

- - , ( - ., ,).

(5.12),

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