Question

Is there an identity element for the set of vectors with 3 components, with the binary operation vector product?

score 922 · Answer 1 · 2026-03-25 06:12:21

922

Views

Is there an identity element for the set of vectors with 3 components, with the binary operation vector product?

Published on 25 Mar 2026 - 6:12

score 64 · Answer 2 · 2018-03-01 20:23:37

64

Views

Average vector norm after 'dropping' a few dimensions

Published on 01 Mar 2018 - 20:23

score 750 · Answer 3 · 2026-03-26 07:32:27

750

Views

Prove that set is a basis for a column space

Published on 26 Mar 2026 - 7:32

score 128 · Answer 4 · 2026-03-25 01:17:42

How is the displacement vector of a point object performing circular motion calculated in terms of the radius vector and the angular displacement?

score 257 · Answer 5 · 2026-03-25 01:15:25

257

Views

Rotating an N-dimensional vector in a plane

Published on 25 Mar 2026 - 1:15

score 1.3k · Answer 6 · 2018-03-02 18:52:51

1.3k

Views

Prove two vectors are collinear using ad=bc

Published on 02 Mar 2018 - 18:52

score 939 · Answer 7 · 2026-03-25 09:27:28

939

Views

Gradient of dot product of vector times itself.

Published on 25 Mar 2026 - 9:27

score 35 · Answer 8 · 2018-03-03 17:31:23

35

Views

Two vectors equal in 3-D space

Published on 03 Mar 2018 - 17:31

score 378 · Answer 9 · 2018-03-03 18:15:28

378

Views

Why do my "perpendicular'' lines not cross?

Published on 03 Mar 2018 - 18:15

score 213 · Answer 10 · 2018-03-05 01:24:25

213

Views

Why do all vectors in vector space must have the same tail?

Published on 05 Mar 2018 - 1:24

score 100 · Answer 11 · 2026-03-22 17:23:39

100

Views

A vector $x∈X$ has coordinates $x_B=⟨2,−7,−10⟩$. What is $x_J$?

Published on 22 Mar 2026 - 17:23

score 45 · Answer 12 · 2026-03-25 09:53:48

45

Views

Finding the derivative of a vector w.r.t. another

Published on 25 Mar 2026 - 9:53

score 34 · Answer 13 · 2026-03-24 22:06:52

34

Views

Computing a $d$-area in a $n$-dimensional space

Published on 24 Mar 2026 - 22:06

score 40 · Answer 14 · 2018-03-06 20:02:45

40

Views

A quantity based on two vectors

Published on 06 Mar 2018 - 20:02

score 70 · Answer 15 · 2026-03-19 22:05:42

70

Views

For a given $M$, how can we solve $M=w\vec 1 ^T + \vec 1v^T$?

Published on 19 Mar 2026 - 22:05

List Question

Is there an identity element for the set of vectors with 3 components, with the binary operation vector product?

Average vector norm after 'dropping' a few dimensions

Prove that set is a basis for a column space

How is the displacement vector of a point object performing circular motion calculated in terms of the radius vector and the angular displacement?

Rotating an N-dimensional vector in a plane

Prove two vectors are collinear using ad=bc

Gradient of dot product of vector times itself.

Two vectors equal in 3-D space

Why do my "perpendicular'' lines not cross?

Why do all vectors in vector space must have the same tail?

A vector $x∈X$ has coordinates $x_B=⟨2,−7,−10⟩$. What is $x_J$?

Finding the derivative of a vector w.r.t. another

Computing a $d$-area in a $n$-dimensional space

A quantity based on two vectors

For a given $M$, how can we solve $M=w\vec 1 ^T + \vec 1v^T$?

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