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Mathematics
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polfosol
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Electrical engineer, (a little bit) petroleum engineer, software developer, mathematics enthusiast, movie addict.

Author of µAES

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question
199
How do we prove that something is unprovable?
Nov 23, 2016
answer
106
Mathematical ideas that took long to define rigorously
Feb 3, 2018
question
59
Can there be an injective function whose derivative is equivalent to its inverse function?
Aug 31, 2016
answer
38
What's new in higher dimensions?
Feb 12, 2018
question
28
What is the difference between a function and a distribution?
Oct 27, 2016
question
12
Partial sum of the harmonic series between two consecutive fibonacci numbers
Oct 30, 2016
question
12
The set of all limits of sub-series of an absolute convergent series
Dec 17, 2016
question
11
Is it true that $n!$ divides $p^n(p+1)(p^2+p+1)\cdots(p^{n-1}+\cdots+1)$?
Oct 9, 2018
answer
11
Motivation for the rigour of real analysis
Mar 30, 2017
question
9
Can anyone solve this geometric construction problem?
May 29, 2016
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We're testing advertisements across the network
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Base64 decode snippet in C++
33
Cut the gold chain
29
Do viruses or bacteria have a flavour?
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The Q1 2020 Community Roadmap is on the Blog