. .
.
() :
- ; 0 -
() .
:
, , 100%:
() 100%:
, .
∆ =
∆ = ∆ + ∆
∆ =
, .
. ( , .)
. ( , ; , .)
∆ =
.
.
∆ =
= + = +
. . .
.
. , .
, 15 72 , .
= +
, , , , ,
. 0.24 % . 3%.
S = /S
= /
.. = S/
= /
= /
+ = 1 (100%)
= / ( )
. . ..
- 15-72 , .
:
, , ( );
, , ;
, (I, II, III );
, , , . .
, , , , ;
, , .