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juan
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I am professor of Mathematical Analysis at the University of Sevilla. Now retired. I contribute frequently to the Blog of the Institute of Mathematics at the University of Sevilla. https://institucional.us.es/blogimus/en/categoria/uncharted-waters/

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94
A hard integral identity on MathSE
Feb 18, 2014
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33
If $f$ is infinitely differentiable then $f$ coincides with a polynomial
Mar 27, 2012
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29
Examples of conjectures that were widely believed to be true but later proved false
Jul 2, 2012
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19
$\zeta(0)$ and the cotangent function
Dec 6, 2014
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18
Asymptotics of the n-th prime using the gamma function
Jun 1, 2012
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16
Is there real or complex analytic function whose positive real zeros are the primes?
Oct 18, 2022
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16
Certain functional equations for the Riemann Zeta function?
May 28, 2012
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16
Is the following function decreasing on $(0,1)$?
Jul 22, 2012
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16
An integral involving the argument of the Gamma function and the Riemann Hypothesis
Dec 18, 2018
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14
A conjecture about certain values of the Fabius function
Feb 22, 2017
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Mathematica gives wrong answer for a definite integral