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Bound for the distance of projections onto the unit sphere

score 45 · Answer 1 · 2026-04-13 21:30:11

45

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Bound for the distance of projections onto the unit sphere

Published on 13 Apr 2026 - 21:30

score 1.7k · Answer 2 · 2026-04-10 18:14:18

1.7k

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Reduce distance between two points by %

Published on 10 Apr 2026 - 18:14

score 3.4k · Answer 3 · 2026-04-14 23:52:00

3.4k

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How to construct a line with a given equal distance from 3 Points in 3 Dimensions?

Published on 14 Apr 2026 - 23:52

score 725 · Answer 4 · 2026-04-15 00:12:00

725

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Vector proof to show the line connecting two points on a triangle is parallel to a side.

Published on 15 Apr 2026 - 0:12

score 1.5k · Answer 5 · 2026-04-12 02:31:52

1.5k

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How to find the focus of a parabola

Published on 12 Apr 2026 - 2:31

score 354 · Answer 6 · 2026-04-12 20:56:48

354

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An orthogonal transformation with determinant 1 rotate $\mathbb{R^3}$ around an axis.

Published on 12 Apr 2026 - 20:56

score 157 · Answer 7 · 2026-04-12 15:37:40

157

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Non-Euclidean geometries

Published on 12 Apr 2026 - 15:37

score 226 · Answer 8 · 2026-04-12 17:36:50

226

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Every tetrahedron has a vertex whose adjacent edges can form a triangle

Published on 12 Apr 2026 - 17:36

score 1.1k · Answer 9 · 2026-04-13 18:11:57

1.1k

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Area of triangle formed by angle bisector, altitude and median

Published on 13 Apr 2026 - 18:11

score 1.6k · Answer 10 · 2026-04-15 19:46:42

1.6k

Views

A quadrilateral with one pair of opposite right angles. Is this a rectangle?

Published on 15 Apr 2026 - 19:46

score 90 · Answer 11 · 2026-04-12 16:20:05

90

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Why is unit circle not sufficient to bound the partial sums?

Published on 12 Apr 2026 - 16:20

score 71 · Answer 12 · 2026-04-12 18:51:18

71

Views

Intersection of 3 positively sloped planes

Published on 12 Apr 2026 - 18:51

score 558 · Answer 13 · 2026-04-09 00:20:34

558

Views

Rotations/Transformations with Complex Numbers/Eulers Formula

Published on 09 Apr 2026 - 0:20

score 3.3k · Answer 14 · 2026-04-09 23:50:53

3.3k

Views

Standardized test problem: Packing spheres into a rectangular prism

Published on 09 Apr 2026 - 23:50

score 4k · Answer 15 · 2026-04-11 09:14:24

4k

Views

Distribution of an angle between a random and fixed unit-length $n$-vectors

Published on 11 Apr 2026 - 9:14

List Question

Bound for the distance of projections onto the unit sphere

Reduce distance between two points by %

How to construct a line with a given equal distance from 3 Points in 3 Dimensions?

Vector proof to show the line connecting two points on a triangle is parallel to a side.

How to find the focus of a parabola

An orthogonal transformation with determinant 1 rotate $\mathbb{R^3}$ around an axis.

Non-Euclidean geometries

Every tetrahedron has a vertex whose adjacent edges can form a triangle

Area of triangle formed by angle bisector, altitude and median

A quadrilateral with one pair of opposite right angles. Is this a rectangle?

Why is unit circle not sufficient to bound the partial sums?

Intersection of 3 positively sloped planes

Rotations/Transformations with Complex Numbers/Eulers Formula

Standardized test problem: Packing spheres into a rectangular prism

Distribution of an angle between a random and fixed unit-length $n$-vectors

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