Latent Image Memory (abbreviation for latent image memory)
|a
|
=
Latent Image Memory (abbreviation for latent image memory)
1/n
=
|a
|
=
1/(n+ 1)
& lt
1/n
=
|a
|
,
According to the judgment theorem of convergence of staggered series, the series converges, but there are conditions.
(2)
∑
1/(2n- 1)
& gt
∑
1/(2n)
=
( 1/2)∑
1/n
If the latter diverges, the original series diverges.
(3)
∑
|sinn/2^n|
& lt
∑
1/2^n
=
1
If the latter converges, the original series converges and absolutely converges.