, .
, , . .
, , . , , .
. :
1. - ;
2.
3. (t)
. , , , t, .
. , , .
- , . , . . , : 1 , 2 . , . . 1.2. , , t + t. , : , , t, , , t . ,
(1.1)
(2.1)
(1.2)
, λ, Δt t λΔt. , P{C/B} Δt, (1 λΔt).
|
|
, (1.2)
P1{t + Δt} = P1{t}(1 λΔt) (1.3)
(1.4)
Δt → 0,
(1..5)
,
(1..6)
(1..7)
1 = 1(0) .
(1..7) λ(t). (λ(t) = λ = nst) (1..7)
(1.8)
. λ(t) (. . 1.3). , : , . , , , .
, ,
(1..9)
f(t) .
(2.9)
(1.10)
, λ . λ .