List questions from algebraic-geometry

Published on 14 Apr 2026 - 13:51

81

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Residue along of a curve on $\mathbb{P}^{3}$

Published on 16 Apr 2026 - 5:02

634

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Dimension of a variety over finite field

Published on 13 Apr 2026 - 1:04

70

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quasi-Frobenius iff Frobenius iff $\operatorname{ann}(m)\cong R/m$. its relation to algebraic geometry

Published on 14 Apr 2026 - 6:46

46

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Separables elements of extension

Published on 13 Apr 2026 - 8:34

78

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Question on isogeny of abelian varieties and principal homogeneous spaces

Published on 15 Apr 2026 - 5:44

85

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Can the finite morphism from Noether Normalization be interpreted as a projection?

Published on 14 Apr 2026 - 5:29

91

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Is every $\mathcal O$-structure an $\mathcal O$-group scheme?

Published on 09 Apr 2026 - 8:34

574

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Irreducible components of $x_1x_4 -x_2x_3 = x_1x_3 - x_2^2=0$

Published on 17 Apr 2026 - 0:12

377

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connectedness can be checked on special fibre

Published on 10 Apr 2026 - 0:26

117

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Is the presheaf defined by $U\mapsto (\mathcal I(U))^2$ a sheaf of ideals of $\mathcal O_X$?

Published on 14 Apr 2026 - 9:03

267

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Exact sequence on $\mathbb{P}^3$ obtained from Euler sequence

Published on 21 Apr 2026 - 5:51

455

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$\operatorname{Spec}k[\epsilon]/(\epsilon^2)$ and $\operatorname{Spec}k[x]_{(x)}$ are both one point

Published on 15 Apr 2026 - 8:15

45

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Is quasi-separated-ness needed for this induction principle?

Published on 09 Apr 2026 - 5:10

76

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conductor of a map

Published on 12 Apr 2026 - 12:37

List Question

Finitely generated Projective Modules over Real Circle

Residue along of a curve on $\mathbb{P}^{3}$

Dimension of a variety over finite field

quasi-Frobenius iff Frobenius iff $\operatorname{ann}(m)\cong R/m$. its relation to algebraic geometry

Separables elements of extension

Question on isogeny of abelian varieties and principal homogeneous spaces

Can the finite morphism from Noether Normalization be interpreted as a projection?

Is every $\mathcal O$-structure an $\mathcal O$-group scheme?

Irreducible components of $x_1x_4 -x_2x_3 = x_1x_3 - x_2^2=0$

connectedness can be checked on special fibre

Is the presheaf defined by $U\mapsto (\mathcal I(U))^2$ a sheaf of ideals of $\mathcal O_X$?

Exact sequence on $\mathbb{P}^3$ obtained from Euler sequence

$\operatorname{Spec}k[\epsilon]/(\epsilon^2)$ and $\operatorname{Spec}k[x]_{(x)}$ are both one point

Is quasi-separated-ness needed for this induction principle?

conductor of a map

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