Question

what is the slope of a line that 1) can rotate around a point, and 2) its reflection from a circle has a specific direction

score 160 · Answer 1 · 2020-10-21 13:33:28

160

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what is the slope of a line that 1) can rotate around a point, and 2) its reflection from a circle has a specific direction

Published on 21 Oct 2020 - 13:33

score 2.1k · Answer 2 · 2026-02-23 09:01:09

2.1k

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Find Reflection of A point with respect to a line mirror in 3D

Published on 23 Feb 2026 - 9:01

score 254 · Answer 3 · 2020-10-30 23:13:42

254

Views

Rotation equivalent to what two reflections

Published on 30 Oct 2020 - 23:13

score 232 · Answer 4 · 2026-03-26 11:00:56

232

Views

How to find generators of translation subgroup of an abstract reflection (coxeter) group

Published on 26 Mar 2026 - 11:00

score 23 · Answer 5 · 2020-11-26 01:56:12

23

Views

Name for cuts which result in shapes that are rotatable images of one another

Published on 26 Nov 2020 - 1:56

score 122 · Answer 6 · 2020-11-26 15:34:05

122

Views

Time reversal of odd signals

Published on 26 Nov 2020 - 15:34

score 94 · Answer 7 · 2020-11-28 09:49:48

94

Views

Set is closed as for multiplication of matrices

Published on 28 Nov 2020 - 9:49

score 1.7k · Answer 8 · 2020-11-29 19:04:43

1.7k

Views

Reflection Over Planes in 3D

Published on 29 Nov 2020 - 19:04

score 191 · Answer 9 · 2020-12-04 22:55:32

191

Views

Are there any finite examples of metachirality?

Published on 04 Dec 2020 - 22:55

score 80 · Answer 10 · 2020-12-11 23:18:54

80

Views

Find $u$ for the Householder reflection matrix $I-2\frac{uu^T}{u^Tu}$

Published on 11 Dec 2020 - 23:18

score 200 · Answer 11 · 2020-12-15 05:56:46

200

Views

To determine the cardinality of the rotation group of a cube

Published on 15 Dec 2020 - 5:56

score 61 · Answer 12 · 2026-03-26 21:08:49

61

Views

Possibly incomplete problem - to determine minimal polynomials of projection and reflection maps

Published on 26 Mar 2026 - 21:08

score 238 · Answer 13 · 2020-12-20 08:36:30

238

Views

Simulation of reflection model using a sphere and a light source

Published on 20 Dec 2020 - 8:36

score 179 · Answer 14 · 2021-01-07 11:07:25

179

Views

There is exactly one glide reflection and exactly one rotation

Published on 07 Jan 2021 - 11:07

score 130 · Answer 15 · 2021-01-20 22:09:51

130

Views

Coxeter: An opposite isometry with no invariant point is a glide reflection. Me: What about a reflection followed by a rotation?

Published on 20 Jan 2021 - 22:09

List Question

what is the slope of a line that 1) can rotate around a point, and 2) its reflection from a circle has a specific direction

Find Reflection of A point with respect to a line mirror in 3D

Rotation equivalent to what two reflections

How to find generators of translation subgroup of an abstract reflection (coxeter) group

Name for cuts which result in shapes that are rotatable images of one another

Time reversal of odd signals

Set is closed as for multiplication of matrices

Reflection Over Planes in 3D

Are there any finite examples of metachirality?

Find $u$ for the Householder reflection matrix $I-2\frac{uu^T}{u^Tu}$

To determine the cardinality of the rotation group of a cube

Possibly incomplete problem - to determine minimal polynomials of projection and reflection maps

Simulation of reflection model using a sphere and a light source

There is exactly one glide reflection and exactly one rotation

Coxeter: An opposite isometry with no invariant point is a glide reflection. Me: What about a reflection followed by a rotation?

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