Question

Is the infinite complex projective space related to a projective separable Hilbert space?

score 67 · Answer 1 · 2022-10-11 18:42:13

67

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Is the infinite complex projective space related to a projective separable Hilbert space?

Published on 11 Oct 2022 - 18:42

score 139 · Answer 2 · 2026-03-26 19:18:51

139

Views

Find irreducible components of the following projective algebraic set

Published on 26 Mar 2026 - 19:18

score 121 · Answer 3 · 2022-10-17 21:01:03

121

Views

How many planes contain a line in $\mathbb{P}^3$

Published on 17 Oct 2022 - 21:01

score 47 · Answer 4 · 2026-03-31 16:14:48

47

Views

If design matrices $X$, $Y$ are close to each other, are their projection matrices also close?

Published on 31 Mar 2026 - 16:14

score 57 · Answer 5 · 2022-10-19 13:34:42

57

Views

Cohomology of product of real projective space for complex oriented cohomology theory

Published on 19 Oct 2022 - 13:34

score 40 · Answer 6 · 2022-10-20 17:39:07

40

Views

Showing that projective spaces are Hausdorff

Published on 20 Oct 2022 - 17:39

score 40 · Answer 7 · 2022-10-21 17:43:27

40

Views

Image of the Homomorphism $\operatorname{PLG}_2(\mathbb{K}) \rightarrow S_{q+1}$

Published on 21 Oct 2022 - 17:43

score 215 · Answer 8 · 2026-03-29 11:43:33

215

Views

Grassmannian is embedded in projective space by Plücker map

Published on 29 Mar 2026 - 11:43

score 97 · Answer 9 · 2022-10-28 19:39:45

97

Views

$\mathbb RP^3$ minus point is homeomorphic to the set of all lines in $\mathbb R^2$

Published on 28 Oct 2022 - 19:39

score 96 · Answer 10 · 2022-10-30 10:32:54

96

Views

How does restricting to affine space work with projective varieties?

Published on 30 Oct 2022 - 10:32

score 87 · Answer 11 · 2026-02-24 08:29:09

87

Views

Deforming the "cross product metric"

Published on 24 Feb 2026 - 8:29

score 123 · Answer 12 · 2026-03-26 19:18:57

123

Views

Any finitely many points in $P^n$ can be included in an affine open chart

Published on 26 Mar 2026 - 19:18

score 145 · Answer 13 · 2022-11-05 10:54:23

145

Views

$\mathbb{RP}^n$ is Hausdorff proof with $n$-sphere

Published on 05 Nov 2022 - 10:54

score 63 · Answer 14 · 2026-03-26 19:03:07

63

Views

the features of the action of $\Gamma = \langle \gamma \rangle$ on $\mathbb{C}\mathbb{P}^1$

Published on 26 Mar 2026 - 19:03

score 72 · Answer 15 · 2022-11-09 12:33:59

72

Views

Elementary argument for the characterization of morphisms between projective spaces

Published on 09 Nov 2022 - 12:33

List Question

Is the infinite complex projective space related to a projective separable Hilbert space?

Find irreducible components of the following projective algebraic set

How many planes contain a line in $\mathbb{P}^3$

If design matrices $X$, $Y$ are close to each other, are their projection matrices also close?

Cohomology of product of real projective space for complex oriented cohomology theory

Showing that projective spaces are Hausdorff

Image of the Homomorphism $\operatorname{PLG}_2(\mathbb{K}) \rightarrow S_{q+1}$

Grassmannian is embedded in projective space by Plücker map

$\mathbb RP^3$ minus point is homeomorphic to the set of all lines in $\mathbb R^2$

How does restricting to affine space work with projective varieties?

Deforming the "cross product metric"

Any finitely many points in $P^n$ can be included in an affine open chart

$\mathbb{RP}^n$ is Hausdorff proof with $n$-sphere

the features of the action of $\Gamma = \langle \gamma \rangle$ on $\mathbb{C}\mathbb{P}^1$

Elementary argument for the characterization of morphisms between projective spaces

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