- #1
hholzer
- 37
- 0
if you have a sequence of events {A_1, A_2, ...} then an expression
for the event that "infinitely many A_i's occur" is:
U(n = 1 to inf, U(m = n to inf, A_m) )
but wouldn't
U(n = 1 to inf, A_n)
also satisfy this?
for the event that "infinitely many A_i's occur" is:
U(n = 1 to inf, U(m = n to inf, A_m) )
but wouldn't
U(n = 1 to inf, A_n)
also satisfy this?