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Johannes Trost

I am a theoretical physicist, now working in IT (currently robotics).

I am interested in special functions, graph theory, and orthogonal arrays (and pretty much everything in discrete math)

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Top posts (23) All Questions Answers | Votes Newest

8 Asymptotic expansion of $\sum\limits_{n=1}^{\infty} \frac{x^{2n+1}}{n!{\sqrt{n}} }$ Mar 18 '17
6 Asymptotic expansion of $\sum\limits_{n=1}^{\infty} \frac{x^{2n+1}}{n!{\sqrt{n}} }$ Apr 3 '17
6 Lower bound of integral involving Laguerre polynomials Aug 13 '13
6 An inequality involving Bessel functions of imaginary order Apr 30 '14
5 expression for infinite series with powers of factorial in denominator Dec 2 '14
5 The function $\sum_{0}^{\infty} x^n/n^n$ Dec 17 '17
5 Exponential approximation for 3F2 hypergeometric function with repeated indices Jul 28 '16
4 A hypergeometric identity related to Bessel functions Jun 28
4 Is it possible to get an equation with two exponentials and a bessel function in closed form? Feb 7 '15
3 Why does $d^n \exp(-x-x^{-1})/(dx)^n$ only have $n$ positive real zeroes? Dec 4 '15
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