Question

Why is split algebraic group quasi-split?

score 721 · Answer 1 · 2026-04-10 20:09:25

721

Views

Why is split algebraic group quasi-split?

Published on 10 Apr 2026 - 20:09

score 102 · Answer 2 · 2026-04-10 19:37:36

102

Views

Constructing a homotopy of nonzero holomorphic functions using local homotopies

Published on 10 Apr 2026 - 19:37

score 124 · Answer 3 · 2026-04-07 10:01:49

124

Views

Weil group and conjugacy classes of cocharacters

Published on 07 Apr 2026 - 10:01

score 441 · Answer 4 · 2026-03-26 12:37:06

441

Views

Support of a quasi-coherent sheaf on an affine scheme

Published on 26 Mar 2026 - 12:37

score 67 · Answer 5 · 2026-04-06 06:26:34

67

Views

Finding all $\lambda \in \mathbb{C}$ such that $f(t)-\lambda$ is separable

Published on 06 Apr 2026 - 6:26

score 92 · Answer 6 · 2026-03-25 01:17:41

92

Views

Understanding the blow up of $\mathbb{A}^2$ in $\left<x_0,x_1\right>$.

Published on 25 Mar 2026 - 1:17

score 488 · Answer 7 · 2026-03-28 15:21:20

488

Views

Inverse image of a structure sheaf under the inclusion of a closed subset and why it isn't quasi-coherent?

Published on 28 Mar 2026 - 15:21

score 94 · Answer 8 · 2026-04-10 19:06:48

94

Views

Restricting divisors to closed fiber of relative curve over henselian DVR

Published on 10 Apr 2026 - 19:06

score 99 · Answer 9 · 2026-04-10 21:42:45

99

Views

Transfer modules for closed embeddings

Published on 10 Apr 2026 - 21:42

score 445 · Answer 10 · 2026-03-25 07:49:31

445

Views

Base point free for $g^1_2$ for hyperelliptic curve

Published on 25 Mar 2026 - 7:49

score 1.5k · Answer 11 · 2026-03-26 12:35:16

1.5k

Views

Stalks of the pushforward sheaf.

Published on 26 Mar 2026 - 12:35

score 382 · Answer 12 · 2018-12-22 14:18:00

382

Views

Shafarevich Exercise 1.10. Find all the automorphisms of the curve $y^2 = x^3 + x^2$

Published on 22 Dec 2018 - 14:18

score 373 · Answer 13 · 2026-04-10 23:36:26

373

Views

Trying to understand morphisms between varieties

Published on 10 Apr 2026 - 23:36

score 58 · Answer 14 · 2018-12-22 23:19:08

58

Views

How to compute the generic point of $\{ \mathbf{x} \in \mathbb{P}^{n}: x_0 + \cdots + x_{n-1} + x_n = 0 \}$?

Published on 22 Dec 2018 - 23:19

score 96 · Answer 15 · 2026-04-09 04:34:10

96

Views

Geometry of the subalgebra $\Bbbk[x^2-1]\leq \Bbbk[x]$ (intuition for integral elements)

Published on 09 Apr 2026 - 4:34

List Question

Why is split algebraic group quasi-split?

Constructing a homotopy of nonzero holomorphic functions using local homotopies

Weil group and conjugacy classes of cocharacters

Support of a quasi-coherent sheaf on an affine scheme

Finding all $\lambda \in \mathbb{C}$ such that $f(t)-\lambda$ is separable

Understanding the blow up of $\mathbb{A}^2$ in $\left<x_0,x_1\right>$.

Inverse image of a structure sheaf under the inclusion of a closed subset and why it isn't quasi-coherent?

Restricting divisors to closed fiber of relative curve over henselian DVR

Transfer modules for closed embeddings

Base point free for $g^1_2$ for hyperelliptic curve

Stalks of the pushforward sheaf.

Shafarevich Exercise 1.10. Find all the automorphisms of the curve $y^2 = x^3 + x^2$

Trying to understand morphisms between varieties

How to compute the generic point of $\{ \mathbf{x} \in \mathbb{P}^{n}: x_0 + \cdots + x_{n-1} + x_n = 0 \}$?

Geometry of the subalgebra $\Bbbk[x^2-1]\leq \Bbbk[x]$ (intuition for integral elements)

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