List questions from algebraic-geometry

Published on 24 Apr 2026 - 12:55

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Weak nullstellansatz in Atiyah-Macdonald 5.17

Published on 24 Apr 2026 - 12:58

950

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Blow-up in Projective Space: Choosing the Appropriate Chart

Published on 11 May 2026 - 6:19

997

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Coordinate ring of the product of projective variety

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4.2k

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Video lectures of algebraic geometry (Hartshorne, Shafarevich, ... )

Published on 10 May 2026 - 19:48

378

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"Equivalent" definitions of the gluing axioms

Published on 14 Apr 2026 - 0:14

215

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Action of $\mathbb Z_2$

Published on 17 Apr 2026 - 8:48

46

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Show that there is $\tilde\varphi$ which makes a diagram involving reduced finitely generated $k$-algebras commutative

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1.1k

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Intersection of a curve on an exceptional divisor with the exceptional divisor

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125

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A couple of questions regarding algebraic sets.

Published on 11 Apr 2026 - 21:24

191

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Geometric Interepretation of $\mathbb{G}_a$-torsors

Published on 14 Apr 2026 - 0:44

76

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Singular Chain of a Hyperplane.

Published on 04 May 2026 - 20:37

323

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What is $k(X)[Y]$ and why is it a principal ideal domain? From a proof in Fulton's Algebraic Curves

Published on 12 Apr 2026 - 13:14

617

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Dimension of $\dim_{\mathbb C}\mathbb C[X,Y]/I(Y^2-X^2,Y^2+X^2)$

Published on 16 Apr 2026 - 6:35

99

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How do we know that $f(x)\in Y$?

Published on 24 Apr 2026 - 14:37

List Question

A question regarding Hilbert's Nullstellensatz.

Weak nullstellansatz in Atiyah-Macdonald 5.17

Blow-up in Projective Space: Choosing the Appropriate Chart

Coordinate ring of the product of projective variety

Video lectures of algebraic geometry (Hartshorne, Shafarevich, ... )

"Equivalent" definitions of the gluing axioms

Action of $\mathbb Z_2$

Show that there is $\tilde\varphi$ which makes a diagram involving reduced finitely generated $k$-algebras commutative

Intersection of a curve on an exceptional divisor with the exceptional divisor

A couple of questions regarding algebraic sets.

Geometric Interepretation of $\mathbb{G}_a$-torsors

Singular Chain of a Hyperplane.

What is $k(X)[Y]$ and why is it a principal ideal domain? From a proof in Fulton's Algebraic Curves

Dimension of $\dim_{\mathbb C}\mathbb C[X,Y]/I(Y^2-X^2,Y^2+X^2)$

How do we know that $f(x)\in Y$?

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