Question

Calculate the de Rham cohomology of $S^1 \times S^2$

score 310 · Answer 1 · 2026-03-28 06:59:50

310

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Calculate the de Rham cohomology of $S^1 \times S^2$

Published on 28 Mar 2026 - 6:59

score 64 · Answer 2 · 2022-10-18 18:22:24

64

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Given the equations of two spheres, how do you find the plane of their ntersection?

Published on 18 Oct 2022 - 18:22

score 1.9k · Answer 3 · 2026-03-31 11:19:35

1.9k

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How would I go about calculating the center of a sphere based on points from it's surface?

Published on 31 Mar 2026 - 11:19

score 152 · Answer 4 · 2026-03-25 14:47:05

152

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Does the $n$-sphere have a surjective rational parameterization $p \colon \mathbb{R}^k \to S^n$ for some $k \geq 1$?

Published on 25 Mar 2026 - 14:47

score 62 · Answer 5 · 2022-10-22 12:13:13

62

Views

Homology 3-sphere smoothly embedded in $S^4$ disconnects $S^4$

Published on 22 Oct 2022 - 12:13

score 243 · Answer 6 · 2026-03-28 19:30:52

243

Views

Concentration of measure on sphere: Bounding the probability of a large angle

Published on 28 Mar 2026 - 19:30

score 110 · Answer 7 · 2026-03-28 14:44:31

110

Views

Any map $S^2 \times S^2 \to S^2$ is null-homotopic on one coordinate

Published on 28 Mar 2026 - 14:44

score 93 · Answer 8 · 2022-10-25 14:47:58

93

Views

1-form matriz connection of sphere

Published on 25 Oct 2022 - 14:47

score 45 · Answer 9 · 2022-10-30 00:16:46

45

Views

Determine the closes point from a point $P$ to a circle which is the intersection between a sphere and plane (and $P$ and the sphere)

Published on 30 Oct 2022 - 0:16

score 22 · Answer 10 · 2026-03-30 23:11:34

22

Views

What is the name for a portion of a spherical segment?

Published on 30 Mar 2026 - 23:11

score 97 · Answer 11 · 2022-11-11 23:05:39

97

Views

Need help understanding newtons method for spheres

Published on 11 Nov 2022 - 23:05

score 161 · Answer 12 · 2026-02-23 05:27:10

161

Views

Mahalanobis distance on the tangent space of a point in $n$-sphere

Published on 23 Feb 2026 - 5:27

score 105 · Answer 13 · 2022-11-15 10:44:38

105

Views

Prove the unit sphere of $\Bbb R^n$ is closed.

Published on 15 Nov 2022 - 10:44

score 486 · Answer 14 · 2026-03-28 13:42:05

486

Views

Covering the surface of a sphere with circles with least overlap

Published on 28 Mar 2026 - 13:42

score 87 · Answer 15 · 2026-04-01 20:26:42

87

Views

Surface area of portion of $n$ sphere such that $\sum_{i=1}^nx_i\leq 0$ and $x_n\leq 0$.

Published on 01 Apr 2026 - 20:26

List Question

Calculate the de Rham cohomology of $S^1 \times S^2$

Given the equations of two spheres, how do you find the plane of their ntersection?

How would I go about calculating the center of a sphere based on points from it's surface?

Does the $n$-sphere have a surjective rational parameterization $p \colon \mathbb{R}^k \to S^n$ for some $k \geq 1$?

Homology 3-sphere smoothly embedded in $S^4$ disconnects $S^4$

Concentration of measure on sphere: Bounding the probability of a large angle

Any map $S^2 \times S^2 \to S^2$ is null-homotopic on one coordinate

1-form matriz connection of sphere

Determine the closes point from a point $P$ to a circle which is the intersection between a sphere and plane (and $P$ and the sphere)

What is the name for a portion of a spherical segment?

Need help understanding newtons method for spheres

Mahalanobis distance on the tangent space of a point in $n$-sphere

Prove the unit sphere of $\Bbb R^n$ is closed.

Covering the surface of a sphere with circles with least overlap

Surface area of portion of $n$ sphere such that $\sum_{i=1}^nx_i\leq 0$ and $x_n\leq 0$.

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