User Raphael J.F. Berger - Mathematics Stack Exchange

Raphael J.F. Berger

Member for 7 years, 6 months
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68

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About

Inorganic & Physical Chemist. University docent.

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Outspoken

Aug 7, 2018
Inquisitive

Feb 9, 2019
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Apr 3, 2018

23

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Talkative

Jun 14, 2018
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Feb 18, 2018
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Jun 3, 2018

Top tags

real-analysis

4

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15

Posts

15

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elementary-number-theory

3

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17

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complex-analysis

3

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9

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9

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group-theory

1

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18

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representation-theory

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vector-analysis

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Top posts

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All Questions Answers

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10

Why do the characters not determine the group?

Apr 5, 2018

8

Shorter proof of irrationality of $\sqrt{2}$?

Aug 7, 2016

7

Simplified variant of Collatz conjecture.

Aug 8, 2016

6

Why is $\sqrt[3]{18+5\sqrt{13}} + \sqrt[3]{18-5\sqrt{13}} = 3$?

Sep 23, 2017

5

Complete sequence of sequences

Apr 10, 2018

5

Normal subgroups from generators

May 20, 2020

4

Algebraic characterisation of quadrilaterals using angles and edge lengths

May 2, 2018

4

Solutions of $\tan(x)=-\lambda x$?

Mar 8, 2019

3

$\sum_{n=2}^{\infty} (-1)^n \frac{1}{\log n}$ =?

Jun 3, 2018

3

How to prove gamma function inequality

Mar 27, 2018

Top network posts

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28

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