.


:




:

































 

 

 

 





, .

.

.

; (1.1)

S ; - , / ;

- , / .

; (1.2)

- (. 1.1), ; - , .

; (1.3)

d , .

(1.3),

(1.2),

/

; (1.4)

(1.4),

/

(. 1.2)

. 1.2 , , , . [1, .33].

; (1.5)

, /2; , /2; R ; .

; (1.6)

(1.6),

[1, .30]

; (1.7)

0 , ; , /2,

; (1.8)

.

45 , /2, /2 [1, .74], [1, .77]

/2 (1.9)

, , [1, .21]

; (1.10)

; ,

; , ; , ; , .

, , , [1, .29]. , , .

[1, .22]

; (1.11)

q ; .

[1, .78]. , .

[1, .84].

(1.11),

d = 50 [1, c.85], / [1, .85].

(1.10),

(1.8)

/

[1, .30]

; (1.12)

- , ; N ; m .

[1, .30].

, , [1, .30]

; (1.13)

(1.13),

(1.12)

(1.7),

/

[1, c.31].

; (1.14)

- , [1, .31]

; (1.15)

(1.15),

(1.14),

, . (1.5),

/

/ < / , / .

S (1.1), ,

; (1.16)

, , , [1, .87].

, , , . , 40 , .

 





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