Mathematics
Raphael J.F. Berger
  • Member for 6 years, 11 months
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Inorganic & Physical Chemist. University docent.

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10
Why do the characters not determine the group?
Apr 5 '18
8
Shorter proof of irrationality of $\sqrt{2}$?
Aug 7 '16
7
Simplified variant of Collatz conjecture.
Aug 8 '16
6
Why is $\sqrt[3]{18+5\sqrt{13}} + \sqrt[3]{18-5\sqrt{13}} = 3$?
Sep 23 '17
5
Complete sequence of sequences
Apr 10 '18
5
Normal subgroups from generators
May 20 '20
4
Algebraic characterisation of quadrilaterals using angles and edge lengths
May 2 '18
4
Solutions of $\tan(x)=-\lambda x$?
Mar 8 '19
3
How to prove gamma function inequality
Mar 27 '18
3
$\sum_{n=2}^{\infty} (-1)^n \frac{1}{\log n}$ =?
Jun 3 '18
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26
What determines the maximal dimension of the irreps of a (finite) group?
15
Are there any non-Jahn-Teller type distortions?
14
Etymology of saturation degrees (-ane, -ene, -yne) in aliphatic compounds
14
What did Kant say on the invention of new terms?
7
Branching of representations in finite groups, literature question

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