List questions from projective-space

Published on 02 Feb 2020 - 1:39

106

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Can a map $\mathbb{A}^{m}_{k}\rightarrow\mathbb{A}^{n}_{k}$ always be extended to projective space?

Published on 25 Mar 2026 - 23:37

151

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Intersection of conic and a line in $\mathbb{P}^2$

Published on 10 Feb 2020 - 13:48

56

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Avoiding projective subvarieties under specialization

Published on 26 Mar 2026 - 7:40

85

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Understanding a line from Fulton's book regarding projective plane

Published on 25 Mar 2026 - 11:11

544

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Projective $n$ - space is not affine over any ring $R$

Published on 25 Mar 2026 - 7:49

62

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Multivariate Orthogonal Projections:

Published on 27 Mar 2026 - 3:48

82

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Is This Book Wrong? (Points at Infinity on $2Y^2 = X^4 - 17$)

Published on 23 Feb 2020 - 1:08

470

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Any two distinct lines in the projective plane meet at a unique point

Published on 27 Mar 2026 - 18:15

71

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Gathman's definition of projective $n$-space over a field

Published on 24 Feb 2020 - 15:41

48

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Perspective text convert to Math Language

Published on 26 Mar 2026 - 22:19

293

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Intuition behind parallel lines intersecting in projective space

Published on 03 Mar 2020 - 22:11

201

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Hatcher's Algebraic Topology - Example 0.6: Constructing $\Bbb CP^n$

Published on 04 Mar 2020 - 17:52

283

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Hatcher's Algebraic Topology - Example 0.6: Constructing $\Bbb CP^n$ from $D^{2n}$ or $D^{2n+1}$?

Published on 05 Mar 2020 - 19:06

50

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How to calculate the chow form of the projective closure of the product of affine varieties when given the chow forms of their projective closures.

Published on 25 Mar 2026 - 12:50

List Question

Canonical divisor of $\mathbb{P}^2$

Can a map $\mathbb{A}^{m}_{k}\rightarrow\mathbb{A}^{n}_{k}$ always be extended to projective space?

Intersection of conic and a line in $\mathbb{P}^2$

Avoiding projective subvarieties under specialization

Understanding a line from Fulton's book regarding projective plane

Projective $n$ - space is not affine over any ring $R$

Multivariate Orthogonal Projections:

Is This Book Wrong? (Points at Infinity on $2Y^2 = X^4 - 17$)

Any two distinct lines in the projective plane meet at a unique point

Gathman's definition of projective $n$-space over a field

Perspective text convert to Math Language

Intuition behind parallel lines intersecting in projective space

Hatcher's Algebraic Topology - Example 0.6: Constructing $\Bbb CP^n$

Hatcher's Algebraic Topology - Example 0.6: Constructing $\Bbb CP^n$ from $D^{2n}$ or $D^{2n+1}$?

How to calculate the chow form of the projective closure of the product of affine varieties when given the chow forms of their projective closures.

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