Question

3D rotation orientation

score 334 · Answer 1 · 2026-03-26 18:49:43

334

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3D rotation orientation

Published on 26 Mar 2026 - 18:49

score 3.4k · Answer 2 · 2019-01-15 17:19:49

3.4k

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Orientation of a normal vector of a plane

Published on 15 Jan 2019 - 17:19

score 227 · Answer 3 · 2019-01-16 12:04:15

227

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$2$-dimensional to $3$-dimensional projection

Published on 16 Jan 2019 - 12:04

score 545 · Answer 4 · 2026-03-25 12:21:25

545

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How/why does the ICP algorithm using quaternions work?

Published on 25 Mar 2026 - 12:21

score 55 · Answer 5 · 2019-01-19 10:55:38

55

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How to layer objects - geometry?

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score 2.4k · Answer 6 · 2026-03-27 23:31:52

2.4k

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A cone with guiding curve $x^2+y^2+2ax+2by=0$ contains $(0,0,c)$. Its section by $y=0$ is a rectangular hyperbola. Prove its vertex lies on a circle.

Published on 27 Mar 2026 - 23:31

score 338 · Answer 7 · 2019-01-20 14:55:27

338

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tilting a disc in 3d space - need help

Published on 20 Jan 2019 - 14:55

score 28 · Answer 8 · 2019-01-20 15:56:35

28

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How can we find the volume by integration for $x>0, y>0, z>0$ and $z^2<x+y<2z$?

Published on 20 Jan 2019 - 15:56

score 47 · Answer 9 · 2026-03-26 06:05:40

47

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Width of layer formed from sphere $r = n$ fitted inside sphere $r = 4n$

Published on 26 Mar 2026 - 6:05

score 34 · Answer 10 · 2026-03-26 17:38:21

34

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Function $ f(x,y)=x+\frac{y^3}{3} $ cut the xy-plane in a cutting-curve $h$. Find the tangent fuction of h in point$ P(9,-3)$.

Published on 26 Mar 2026 - 17:38

score 54 · Answer 11 · 2026-03-26 19:35:47

54

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Analytic solution for a 3d dynmaic system with global perodic solution.

Published on 26 Mar 2026 - 19:35

score 74 · Answer 12 · 2026-03-26 03:11:25

74

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Need help to solve a question of Mensuration

Published on 26 Mar 2026 - 3:11

score 2.5k · Answer 13 · 2026-03-25 12:24:45

2.5k

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Finding the Quaternion that rotates a coordinate system to match another.

Published on 25 Mar 2026 - 12:24

score 45 · Answer 14 · 2026-03-26 11:01:29

45

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Is there an analog of the Law of Cosines that applies to polyhedra?

Published on 26 Mar 2026 - 11:01

score 511 · Answer 15 · 2019-01-27 11:35:12

511

Views

Shortest distance between two objects

Published on 27 Jan 2019 - 11:35

List Question

3D rotation orientation

Orientation of a normal vector of a plane

$2$-dimensional to $3$-dimensional projection

How/why does the ICP algorithm using quaternions work?

How to layer objects - geometry?

A cone with guiding curve $x^2+y^2+2ax+2by=0$ contains $(0,0,c)$. Its section by $y=0$ is a rectangular hyperbola. Prove its vertex lies on a circle.

tilting a disc in 3d space - need help

How can we find the volume by integration for $x>0, y>0, z>0$ and $z^2<x+y<2z$?

Width of layer formed from sphere $r = n$ fitted inside sphere $r = 4n$

Function $ f(x,y)=x+\frac{y^3}{3} $ cut the xy-plane in a cutting-curve $h$. Find the tangent fuction of h in point$ P(9,-3)$.

Analytic solution for a 3d dynmaic system with global perodic solution.

Need help to solve a question of Mensuration

Finding the Quaternion that rotates a coordinate system to match another.

Is there an analog of the Law of Cosines that applies to polyhedra?

Shortest distance between two objects

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