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Mathematics
Dimitri Koshelev's user avatar
Dimitri Koshelev's user avatar
Dimitri Koshelev's user avatar
Dimitri Koshelev
  • Member for 9 years, 9 months
  • Last seen more than a week ago
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Posts
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Posts
29
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Score
2
Posts
29
Posts %
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Score
2
Posts
29
Posts %
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Score
2
Posts
29
Posts %
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5
For $c\in\mathbb{F}_p^*$, the cubic $t^3-3ct^2-3t+c$ has exactly one root $r\in\mathbb{F}_p$. Express $r$ in terms of $c$ without cubic roots.
Jan 27, 2019
question
3
Is the polynomial $f(x) = x^4 + tx^3 + (t^2 + 1)x^2 + (t^3 + t)x + (t^4 + t^2)$ irreducible over $k(t)$?
Jul 17, 2016
question
3
Jacobian elliptic surface $J(\mathcal{E})$ for a given elliptic surface $\mathcal{E}$ without a section.
Jul 31, 2016
question
1
A question about quadratic non-residues in finite fields.
Jan 16, 2019
question
1
Does every nonsingular cubic curve $C \subset \mathbb{P}^2$ over a finite field $\mathbb{F}_q$ have a flex over $\mathbb{F}_{q^3}$?
Mar 18, 2020
question
1
Resolution of an ordinary multiple point on an irreducible plane algebraic curve
Dec 12, 2020
question
0
How to prove the equality $ \sum_{k = 0}^{\infty} \dfrac{(m-1)^k}{m^{k+1}}(k+1) = m$ for any natural $m > 1$?
Jun 3, 2022
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7
Is there a finite number of supersingular genus 2 curves?
7
Is there a purely inseparable covering $\mathbb{A}^2 \to K$ of a Kummer surface $K$ over $\mathbb{F}_{p^2}$?
7
A constructive proof of the theorem of the cube
6
Is a Kummer surface over an finite field $\mathbb{F}_q$ supersingular iff $\mathbb{F}_q$-unirational?
6
Will a semi-hyperelliptic pairing be used in real-world cryptography if it is faster than state-of-the-art elliptic pairings?