1. ## partial bound question..

i am given with a series called An
and series Bn which from a certain place has the same members as An?

prove or disprove that every partial bound of bn is also a partial bound of An

??

2. Originally Posted by transgalactic
i am given with a series called An
and series Bn which from a certain place has the same members as An?

prove or disprove that every partial bound of bn is also a partial bound of An

??
I've tried looking it up, what do you mean by partial bound?

3. a partial bound is a bound of a sub series

4. i know that if a series is converges then
lim inf An=lim sup An

is that helps?