Mathematics
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Janik
  • Member for 5 years, 8 months
  • Last seen this week
  • Germany
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I am an everyday regular normal math student in Germany.

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All Questions Answers
Score Newest
answer
12
If $A^{4}=I$, does this imply $A$ is invertible?
Aug 29, 2016
question
6
Example of non-isomorphic, Morita-equivalent semisimple Hopf-algebras
Aug 23, 2016
question
6
Are there more even or odd groups?
Dec 25, 2016
answer
6
Why is $X^4-X^2+1$ reducible over $\Bbb F_5$?
Feb 9, 2017
answer
6
To prove a set is a subring but not an ideal.
Sep 10, 2018
answer
5
Is $[a,b]$ a finite or an infinite set?
Dec 15, 2016
answer
5
Construct a field with $8$ elements question.
Sep 14, 2016
answer
5
Subring in $\mathbb{Z}$ that is not an ideal.
Sep 27, 2016
answer
4
How is $f(x) = x^3$, $F : \Bbb R \to \Bbb R$ an injective function?
Aug 24, 2016
answer
4
Understanding a notation: what is $C^2(\mathbb{R})$?
Dec 21, 2016
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Wedderburn decomposition of twisted group algebras

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