I want to see if this series converges or not.
$$S = \sum_1^\infty {(\sin(n)*sin(n^2))*n^{-1/2}}$$
I tried comparision tests but nothing. I saw that integral criteria works but I don't know how to show that.
Thank you
I want to see if this series converges or not.
$$S = \sum_1^\infty {(\sin(n)*sin(n^2))*n^{-1/2}}$$
I tried comparision tests but nothing. I saw that integral criteria works but I don't know how to show that.
Thank you