List questions from algebraic-geometry

Published on 16 Apr 2026 - 17:32

186

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When an idempotent element is irreducible

Published on 12 Apr 2026 - 20:49

289

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Cotangent complex of dual numbers

Published on 11 Apr 2026 - 21:07

121

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Example of non integral extension satisfying going up property

Published on 16 Apr 2026 - 9:44

379

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Pushforward of a globally generated line bundle

Published on 25 Mar 2026 - 9:34

635

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A lemma for generic freeness

Published on 13 Apr 2026 - 5:03

145

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$G$-invariant linear functions on $V \otimes \mathfrak{g}$ are $N(T)$-invariant linear functions on $V \otimes \mathfrak{h}$

Published on 14 Apr 2026 - 5:38

98

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Show that the set of plane curves of degree $d$ is in one-to-one correspondence with $\mathbb{C}\mathbb{P}^{d(d+3)/2}.$

Published on 16 Apr 2026 - 4:15

53

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Matrix Multiplication on Variety

Published on 13 Apr 2026 - 22:46

131

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Tensor product of two sheaves on surface

Published on 08 Apr 2026 - 23:03

418

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blow-up of a surface in a point

Published on 13 Apr 2026 - 21:29

104

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If $f_n, f_{n-1}$ are irreducible homogenous polynomials, then $I := \langle f_n + f_{n-1}\rangle$ is prime.

Published on 16 Apr 2026 - 10:39

64

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Meaning of a Sentence in the Construction of a Ring

Published on 14 Apr 2026 - 7:20

804

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Du Val Singularities and ADE singularities

Published on 15 Apr 2026 - 22:07

358

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Section's local behaviour of locally constant sheaves

Published on 12 Apr 2026 - 4:55

List Question

Geometric intuition of isolated and embedded prime of a module

When an idempotent element is irreducible

Cotangent complex of dual numbers

Example of non integral extension satisfying going up property

Pushforward of a globally generated line bundle

A lemma for generic freeness

$G$-invariant linear functions on $V \otimes \mathfrak{g}$ are $N(T)$-invariant linear functions on $V \otimes \mathfrak{h}$

Show that the set of plane curves of degree $d$ is in one-to-one correspondence with $\mathbb{C}\mathbb{P}^{d(d+3)/2}.$

Matrix Multiplication on Variety

Tensor product of two sheaves on surface

blow-up of a surface in a point

If $f_n, f_{n-1}$ are irreducible homogenous polynomials, then $I := \langle f_n + f_{n-1}\rangle$ is prime.

Meaning of a Sentence in the Construction of a Ring

Du Val Singularities and ADE singularities

Section's local behaviour of locally constant sheaves

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