# Math Help - pointed convergence..

1. ## pointed convergence..

i dont know if its the correct term.

http://i34.tinypic.com/2eozlns.jpg

pointed convergence says that it convergence on a certain point.

i know from calculus some tests that say if a series converges or not

but here its so different

??

2. Originally Posted by transgalactic
i dont know if its the correct term.

http://i34.tinypic.com/2eozlns.jpg

pointed convergence says that it convergence on a certain point.

i know from calculus some tests that say if a series converges or not

but here its so different

??
What is, for any $x\in [-1,1]\,,\,\,\lim_{n\rightarrow \infty}n\sqrt{|x|}e^{-n^2x^2\slash 2}\,\,?$

Tonio

3. Originally Posted by transgalactic
i dont know if its the correct term.

http://i34.tinypic.com/2eozlns.jpg

pointed convergence says that it convergence on a certain point.

i know from calculus some tests that say if a series converges or not

but here its so different

??
"Pointwise convegence" would be the standard English term.