AS
AS2 AS1
Q
.20.6.
. 20.6. AS AS1 , AS AS2 .
.
1. . (, , , ), , . . .
2. . . , .
3. . . . .. .
.
, , .
3. (AD = AS)
, AD = AS. AD AS . .
. , , AD (.20.7).
AS
AD 1
AD
AD2
PE
Q
QE
. 20.7.
. D , . . , , , .. , (, , ).
. , , . , (. 20.9).
P
AS
|
|
AD1
AD
PE AD2
Q
QE
. 20.8
P AD1
AD
PE AD2
AS
QE Q
. 20.9.
. AS AS1 , AS AS2 , (.20.10).
AS2 AS AS1
D
Q Q
.20.10.