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5.4.

. 5.7, , , , , .

,

4.5, (5.22)

(5.23) (4.155) , , .

(5.23)

. , 4.5, (5.23) , (4.159), ,

,

. 5.7 - , (5.25),

(5.28), (5.23) (5.27) :

- .

(5.29)

(5.31) - -

(. 5.7) -

, (5.30) (5.32)

, ,

, ,

(5.33)

, ; (5.37) . (5.37)

, . . 5.8 ( . , , . 5.9.

. 5.8

. 5.9

. : .

, (5.29), , (4.74). , -

(5.34) (5.39) . 5.9 , . . , . , , 1/3. , .

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