2.3.1 N . , , , .
( 2.17).
2.17
.
- ,
= .
( )
.
.
.
= = ; = = , :
= .
, :
+ ;
,
- .
2.3.2 N . ( 2.18)
, ..
2.18
= .
.
( )
.
( )
.
= .
,
+ ,
.
:
.
.
1. 1, 2 ( 41).
, , ( ).
:
1 2
~
2.19
1 | 2 | ||
0,02 | 0,125 | ||
.
( ) :
0,02+0,12+0,025=0,165 .
|
|
:
= =
= =
= ,
2. , , () ( 2.20).
:
2.20
1 | 2 | |
0,03 | 0,04 | |
( ) :
= =
= = .
:
= = .
:
= .
3. , , , ,
:
= = .
= = .
+ =
= =
=
:
=
=
=
:
.