Question

$\|u+v\| = \|u\| - \|v\|$ under what conditions in $\mathbb{R}^2$ and $\mathbb{R}^3$?

score 2.4k · Answer 1 · 2018-09-27 01:34:47

2.4k

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$\|u+v\| = \|u\| - \|v\|$ under what conditions in $\mathbb{R}^2$ and $\mathbb{R}^3$?

Published on 27 Sep 2018 - 1:34

score 211 · Answer 2 · 2018-09-27 11:02:24

211

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Proof involving dot product of 3 vectors

Published on 27 Sep 2018 - 11:02

score 321 · Answer 3 · 2018-09-27 17:30:49

321

Views

Show that $M_1$ is not a generating set of $\mathbb R^3$.

Published on 27 Sep 2018 - 17:30

score 1.3k · Answer 4 · 2018-09-27 20:15:24

1.3k

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What is the angle between the direction of $A$ and the positive direction of x?

Published on 27 Sep 2018 - 20:15

score 91 · Answer 5 · 2018-09-27 20:17:19

91

Views

Find constants when Vectors are parallel

Published on 27 Sep 2018 - 20:17

score 414 · Answer 6 · 2018-09-27 23:44:55

414

Views

How do I work with $2$D vectors where the origin is not at $(0, 0)$?

Published on 27 Sep 2018 - 23:44

score 87 · Answer 7 · 2026-03-28 07:27:11

How can the magnitude of resultant force of $(0,3)$ and $(3,1)$ be doubled by changing $(0,3)$ but keeping $(3,1)$ unchanged.

score 3.1k · Answer 8 · 2026-03-26 01:00:11

3.1k

Views

How to calculate the intersection point between a straight and a triangle (in python)?

Published on 26 Mar 2026 - 1:00

score 51 · Answer 9 · 2026-03-26 14:42:26

51

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Transfer of source code with lists of tuples into mathematical notation for scientific work

Published on 26 Mar 2026 - 14:42

score 41 · Answer 10 · 2018-09-29 01:36:45

41

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how do I find the general equation for the plane with vector equation:

Published on 29 Sep 2018 - 1:36

score 196 · Answer 11 · 2026-03-25 22:25:19

196

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How many times harder must one dog be pulling?

Published on 25 Mar 2026 - 22:25

score 219 · Answer 12 · 2018-09-29 16:57:03

219

Views

How can I find the shortest distance between a circle and a sphere?

Published on 29 Sep 2018 - 16:57

score 257 · Answer 13 · 2018-09-29 17:09:05

257

Views

Perpendicular distance with dot product

Published on 29 Sep 2018 - 17:09

score 52 · Answer 14 · 2018-09-29 20:52:25

52

Views

Vector quantity Proof

Published on 29 Sep 2018 - 20:52

score 368 · Answer 15 · 2026-03-26 08:07:16

368

Views

Unique representation of a vector(the proof of the converse)

Published on 26 Mar 2026 - 8:07

List Question

$\|u+v\| = \|u\| - \|v\|$ under what conditions in $\mathbb{R}^2$ and $\mathbb{R}^3$?

Proof involving dot product of 3 vectors

Show that $M_1$ is not a generating set of $\mathbb R^3$.

What is the angle between the direction of $A$ and the positive direction of x?

Find constants when Vectors are parallel

How do I work with $2$D vectors where the origin is not at $(0, 0)$?

How can the magnitude of resultant force of $(0,3)$ and $(3,1)$ be doubled by changing $(0,3)$ but keeping $(3,1)$ unchanged.

How to calculate the intersection point between a straight and a triangle (in python)?

Transfer of source code with lists of tuples into mathematical notation for scientific work

how do I find the general equation for the plane with vector equation:

How many times harder must one dog be pulling?

How can I find the shortest distance between a circle and a sphere?

Perpendicular distance with dot product

Vector quantity Proof

Unique representation of a vector(the proof of the converse)

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