, λ(t) = const,
p(t) = e- λt | (2.8) |
, , t , .
(t, t+Δt) , t
p(t + Δt) = e- λ(t + Δt)= e- λt e-λ Δt = p (t) p(Δt/t)
p(t) - 0 t
p(Δt/t) - (t,t + Δt) , t
p(Δt/t) = e- λ Δt
p(Δt/t) t
m=0, p = , m
()
λ1..λ2
P(t) = exp [ - (N1λ1 + N2λ2 + .+ Niλi++Nλ)t ] = exp [ -t ∑ Niλi ]= i=1 | |||
=∑ Niλi = λ0 i=1 | (2.9) | ||
, λi
Q(t) = 1 P(t) = 1 e-Λ0t | (2.10) |
,
∞
= - ∫ p(t) dt
∞ Tcp = ∫ e-Λ0tdt = 1 /Λ0 | (2.11) |
.
, , , .. .
, , .
, , .