List questions from spherical-geometry

Published on 19 Mar 2026 - 21:24

82

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Can you generalize the Triangle group to other polygons?

Published on 22 Mar 2026 - 1:23

135

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motion on the surface of a 3-sphere

Published on 20 Mar 2026 - 17:23

2.5k

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What length would the sides of a triangle over Earth's surface be for the sum of its angles to be 180.1°

Published on 23 Mar 2026 - 8:42

219

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why is the content of a n-sphere given by $\int_{0}^{R} S_nr^{n-1}dr = {S_nR^n \over n} $?

Published on 24 Mar 2026 - 17:09

57

Views

Rotate a point according to a perpendicular point

Published on 23 Mar 2026 - 0:12

1k

Views

Rotate the surface of a sphere using altitude

Published on 20 Mar 2026 - 15:13

78

Views

Is there a nice way to calculate $\int (1-x_3)^2$ over the hemisphere?

Published on 23 Mar 2026 - 18:42

544

Views

Integrate the normal vector over a spherical polygon

Published on 24 Mar 2026 - 4:58

273

Views

Spherical Geometry inequalities with triangles using main formula

Published on 24 Mar 2026 - 9:29

224

Views

How can I define a region on the surface of a sphere in terms of the coordinates of the vertices of the boundary of the region?

Published on 24 Mar 2026 - 17:12

236

Views

Learning a point on the sphere using signs of dot products

Published on 24 Mar 2026 - 22:09

475

Views

Induced metric on plane under a stereographic projection of a sphere

Published on 17 Mar 2026 - 2:19

346

Views

What is the distribution of angles for a point uniform on the unit $n$ sphere?

Published on 25 Mar 2026 - 6:22

83

Views

Adjacent triangles in a Von Dyck group

Published on 25 Mar 2026 - 6:01

List Question

Name of some projection of sphere onto $\mathbb{R}^2$

Can you generalize the Triangle group to other polygons?

motion on the surface of a 3-sphere

What length would the sides of a triangle over Earth's surface be for the sum of its angles to be 180.1°

why is the content of a n-sphere given by $\int_{0}^{R} S_nr^{n-1}dr = {S_nR^n \over n} $?

Rotate a point according to a perpendicular point

Rotate the surface of a sphere using altitude

Is there a nice way to calculate $\int (1-x_3)^2$ over the hemisphere?

Integrate the normal vector over a spherical polygon

Spherical Geometry inequalities with triangles using main formula

How can I define a region on the surface of a sphere in terms of the coordinates of the vertices of the boundary of the region?

Learning a point on the sphere using signs of dot products

Induced metric on plane under a stereographic projection of a sphere

What is the distribution of angles for a point uniform on the unit $n$ sphere?

Adjacent triangles in a Von Dyck group

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