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4.3. ;

, ,

-.

[Buneman, 1967]. . , (4.14)

, . , (4.16).

[Buneman, 1967]

(4.14)

4.3 4.4.

[Boris, 1970]. (4.16)

(4.16)

(. 4.3). :

. 4.2. ,

. 4.3. , ( ). ,

(4.20) (4.22) (4.21) , , 2.4. , . 0, . 4.2 ,

(4.22) . , (4.22)

1%

(. )

(. )

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