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Asymptotic behavior of functions, asymptotic series and related topics

26 votes
3 answers
2k views

Slick proof of Stirling's Formula?

In Upper Limit on the Central Binomial Coefficient, Noam Elkies and David Speyer have given a nice proof that the central binomial coefficient $\binom{2n}{n} \sim \frac{4^n}{\sqrt{\pi n}}$. This can b …
Franz Lemmermeyer's user avatar