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Johannes Trost's user avatar
Johannes Trost's user avatar
Johannes Trost's user avatar
Johannes Trost
  • Member for 11 years, 4 months
  • Last seen this week
  • Munich, Germany
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About

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
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answer
8
Asymptotic expansion of $\sum\limits_{n=1}^{\infty} \frac{x^{2n+1}}{n!{\sqrt{n}} }$
Mar 18, 2017
answer
8
Asymptotic expansion of $\sum\limits_{n=1}^{\infty} \frac{x^{2n+1}}{n!{\sqrt{n}} }$
Apr 3, 2017
answer
7
An inequality involving Bessel functions of imaginary order
Apr 30, 2014
answer
6
Lower bound of integral involving Laguerre polynomials
Aug 13, 2013
answer
6
Exponential approximation for 3F2 hypergeometric function with repeated indices
Jul 28, 2016
answer
5
expression for infinite series with powers of factorial in denominator
Dec 2, 2014
answer
5
The function $\sum_{0}^{\infty} x^n/n^n$
Dec 17, 2017
answer
5
A hypergeometric identity related to Bessel functions
Jun 28, 2019
answer
4
Is it possible to get an equation with two exponentials and a bessel function in closed form?
Feb 7, 2015
answer
3
Why does $d^n \exp(-x-x^{-1})/(dx)^n$ only have $n$ positive real zeroes?
Dec 4, 2015
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5
How do I withdraw a (wrong) accepted answer in favor of a right comment of that answer
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9
Enumerating tuples from a larger space such that all pairs of values are present at least once
5
Product of two hypergeometric functions