List questions from affine-geometry

Published on 12 Apr 2023 - 12:51

104

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Extending a map $\mathbb{A}^1-\{0\}\to \mathbb{P}^1$

Published on 26 Mar 2026 - 7:38

119

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Zariski or algebraic criterion for generic point of a projective k-variety or are both equivalent? (near elementary alg.geom.)

Published on 01 May 2023 - 11:02

48

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Properties of $3\times 3$ matrices

Published on 05 May 2023 - 13:18

47

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Lines crossing 3-degree polynomial curve

Published on 05 May 2023 - 19:49

46

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What is official name for converting orthogonal coordinates to affine coordinates, but then treating the affine axes as perpendicular

Published on 05 May 2023 - 21:15

107

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Birational morphism of the affine line

Published on 26 Mar 2026 - 9:19

40

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Some problem about affine space and algebraic variety

Published on 26 Mar 2026 - 12:53

56

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Is the Euclidean distance monotonic under affine transformation?

Published on 15 May 2023 - 14:55

61

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Prove every point on the plane is a unique affine combination of the vertices of any triangle

Published on 25 Mar 2026 - 6:06

51

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Proving $\mathbb{P}^2-\{[0:0:1]\}$ is not affine

Published on 21 May 2023 - 8:20

23

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Defining a mapping which rotates a plane

Published on 26 May 2023 - 14:17

47

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Prove every parallelogram preserving transformation can be constructed from an isometry and two stretches

Published on 29 May 2023 - 23:14

178

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When do affine transformations preserve ratios of n-dimensional hypervolume?

Published on 30 May 2023 - 23:10

77

Views

Show that the intersection of a hyperplane and a plane is a line given the following conditions.

Published on 02 Jun 2023 - 17:04

List Question

Intersection multiplicity Bezout's theorem

Extending a map $\mathbb{A}^1-\{0\}\to \mathbb{P}^1$

Zariski or algebraic criterion for generic point of a projective k-variety or are both equivalent? (near elementary alg.geom.)

Properties of $3\times 3$ matrices

Lines crossing 3-degree polynomial curve

What is official name for converting orthogonal coordinates to affine coordinates, but then treating the affine axes as perpendicular

Birational morphism of the affine line

Some problem about affine space and algebraic variety

Is the Euclidean distance monotonic under affine transformation?

Prove every point on the plane is a unique affine combination of the vertices of any triangle

Proving $\mathbb{P}^2-\{[0:0:1]\}$ is not affine

Defining a mapping which rotates a plane

Prove every parallelogram preserving transformation can be constructed from an isometry and two stretches

When do affine transformations preserve ratios of n-dimensional hypervolume?

Show that the intersection of a hyperplane and a plane is a line given the following conditions.

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