Question

Find a point of tangency in a plane from a point to a sphere using spherical coordinates

score 101 · Answer 1 · 2026-05-10 15:47:17

101

Views

Find a point of tangency in a plane from a point to a sphere using spherical coordinates

Published on 10 May 2026 - 15:47

score 85 · Answer 2 · 2026-05-10 13:50:05

85

Views

All the tetrahedra that can be inscribed in the unit sphere up to isometry

Published on 10 May 2026 - 13:50

score 1.8k · Answer 3 · 2026-05-10 12:34:11

1.8k

Views

Showing the $2$-sphere with antipodal points identified is homeomorphic to the upper hemisphere with antipodal points identified.

Published on 10 May 2026 - 12:34

score 146 · Answer 4 · 2026-04-16 05:56:55

146

Views

why a particular map $f: \mathbb{S}^2 \times \mathbb{S}^1 \to SO(3)$ is not a homeomorphism?

Published on 16 Apr 2026 - 5:56

score 78 · Answer 5 · 2026-05-10 14:54:13

78

Views

Symmetric fibre product and Euler classes

Published on 10 May 2026 - 14:54

score 706 · Answer 6 · 2026-04-14 16:20:28

706

Views

Surface Area of a $p$-norm Sphere in $\mathbb{R}^n$

Published on 14 Apr 2026 - 16:20

score 394 · Answer 7 · 2026-04-19 21:32:17

394

Views

Why does no minimal surface in $\mathbb{R}^3$ exist that is diffeomorphic to the $2$-sphere?

Published on 19 Apr 2026 - 21:32

score 54 · Answer 8 · 2026-05-10 12:32:01

54

Views

Shortest path that avoids a ball

Published on 10 May 2026 - 12:32

score 578 · Answer 9 · 2026-05-10 15:48:03

578

Views

How to calculate the volume of intersection of a cone and a hollow sphere

Published on 10 May 2026 - 15:48

score 2.5k · Answer 10 · 2026-05-10 13:41:58

2.5k

Views

Surface optimization for a volume

Published on 10 May 2026 - 13:41

score 65 · Answer 11 · 2026-04-14 13:59:31

65

Views

Rotating two vector randomly keeping the relative orientation between them unchanged

Published on 14 Apr 2026 - 13:59

score 46 · Answer 12 · 2026-04-11 20:10:22

46

Views

How to measure the value of density near a center point?

Published on 11 Apr 2026 - 20:10

score 120 · Answer 13 · 2026-04-14 00:12:01

120

Views

Parametrisation of $\mathbb{S}^n$ and smooth atlas.

Published on 14 Apr 2026 - 0:12

score 202 · Answer 14 · 2026-04-14 07:07:38

202

Views

Reasonably-Good Bounding Sphere of an Affine-Transformed Sphere

Published on 14 Apr 2026 - 7:07

score 246 · Answer 15 · 2026-04-15 12:49:56

246

Views

Radius of hypersphere for higher dimensions

Published on 15 Apr 2026 - 12:49

List Question

Find a point of tangency in a plane from a point to a sphere using spherical coordinates

All the tetrahedra that can be inscribed in the unit sphere up to isometry

Showing the $2$-sphere with antipodal points identified is homeomorphic to the upper hemisphere with antipodal points identified.

why a particular map $f: \mathbb{S}^2 \times \mathbb{S}^1 \to SO(3)$ is not a homeomorphism?

Symmetric fibre product and Euler classes

Surface Area of a $p$-norm Sphere in $\mathbb{R}^n$

Why does no minimal surface in $\mathbb{R}^3$ exist that is diffeomorphic to the $2$-sphere?

Shortest path that avoids a ball

How to calculate the volume of intersection of a cone and a hollow sphere

Surface optimization for a volume

Rotating two vector randomly keeping the relative orientation between them unchanged

How to measure the value of density near a center point?

Parametrisation of $\mathbb{S}^n$ and smooth atlas.

Reasonably-Good Bounding Sphere of an Affine-Transformed Sphere

Radius of hypersphere for higher dimensions

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