List questions from rotations

Published on 23 Feb 2026 - 12:58

2.6k

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3D coordinates rotation -- new direction for Z axis

Published on 12 Nov 2015 - 10:29

750

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Show $x_{l,L}X_{L,k}=\delta_{kl}$

Published on 29 Mar 2026 - 11:02

151

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In 2D a square matrix is a rotation of the plane, can $n \times n$ matrices be thought of as rotations in $\mathbb{R}^n$?

Published on 14 Nov 2015 - 22:27

437

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Rotate around point whilst maintaining forward facing direction

Published on 16 Nov 2015 - 15:03

26

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How to find the matrix given the rotation operation?

Published on 18 Nov 2015 - 13:13

51

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How to tell what rotation operation a matrix performs?

Published on 18 Nov 2015 - 14:19

1.1k

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Height of a rotated ellipse

Published on 18 Nov 2015 - 20:31

1k

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How to rotate points given in square grid?

Published on 20 Nov 2015 - 0:22

171

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Why can't I get the correct volume of a sphere this way?

Published on 30 Mar 2026 - 12:16

34

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Given $u,v\in \mathbb{S}^n$, then there exists a orthogonal matrix s.t. $u=O v$.

Published on 22 Nov 2015 - 18:41

665

Views

Rotations of 4-Cubes

Published on 28 Mar 2026 - 22:47

259

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Rotation Arc Length in 4D

Published on 23 Nov 2015 - 17:08

3.3k

Views

New angle formed after rotating pipe

Published on 24 Nov 2015 - 18:22

862

Views

Express rotation of the plane about a point as the product of a translation and a rotation about the origin

Published on 22 Mar 2026 - 3:51

List Question

How to find the instantaneous angular velocity vector?

3D coordinates rotation -- new direction for Z axis

Show $x_{l,L}X_{L,k}=\delta_{kl}$

In 2D a square matrix is a rotation of the plane, can $n \times n$ matrices be thought of as rotations in $\mathbb{R}^n$?

Rotate around point whilst maintaining forward facing direction

How to find the matrix given the rotation operation?

How to tell what rotation operation a matrix performs?

Height of a rotated ellipse

How to rotate points given in square grid?

Why can't I get the correct volume of a sphere this way?

Given $u,v\in \mathbb{S}^n$, then there exists a orthogonal matrix s.t. $u=O v$.

Rotations of 4-Cubes

Rotation Arc Length in 4D

New angle formed after rotating pipe

Express rotation of the plane about a point as the product of a translation and a rotation about the origin

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