Timeline for When is there a closed form for $\sum_{n=1}^{\infty} \frac{P(n)}{Q(n)}$?

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Apr 13, 2017 at 12:58	history	edited	CommunityBot		replaced http://mathoverflow.net/ with https://mathoverflow.net/
Oct 16, 2015 at 23:05	review	Close votes
Oct 17, 2015 at 9:15
Oct 16, 2015 at 18:46	answer	added	David E Speyer		timeline score: 8
Oct 16, 2015 at 18:36	answer	added	GH from MO		timeline score: 3
Oct 16, 2015 at 18:36	comment	added	Andrew		More natural sum $\sum_{n=-\infty}^{\infty} \frac{P(n)}{Q(n)}$ can be expressed via residues of $P/Q$.
Oct 16, 2015 at 18:17	comment	added	Liviu Nicolaescu		Have a look at the book $A=B$ math.upenn.edu/~wilf/AeqB.html Such sums tend to be expressed as values of hypergeometric functions, not that it helps too much.
Oct 16, 2015 at 18:08	history	asked	Tdonut	CC BY-SA 3.0