Question

Centering a Helix along an Arbitrary Vector in 3D

score 195 · Answer 1 · 2026-03-27 00:10:36

195

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Centering a Helix along an Arbitrary Vector in 3D

Published on 27 Mar 2026 - 0:10

score 84 · Answer 2 · 2026-04-15 08:11:44

84

Views

Why does this implication work regarding the normal and binormal vectors

Published on 15 Apr 2026 - 8:11

score 406 · Answer 3 · 2026-04-09 02:15:36

406

Views

Relationship between Hadamard and Inner Product

Published on 09 Apr 2026 - 2:15

score 161 · Answer 4 · 2026-04-17 02:33:58

161

Views

Calculate parallel distance between vector and point

Published on 17 Apr 2026 - 2:33

score 39 · Answer 5 · 2026-04-15 19:22:05

39

Views

Why $y^T(X \hat{\beta}) = (X\hat{\beta})^Ty$

Published on 15 Apr 2026 - 19:22

score 43 · Answer 6 · 2026-04-17 07:07:07

$ \vec u = (a, b, c) , \vec v = (b, a, 3) , \vec u . \vec v = {\vert u \vert}^2 , \vert \vec u - \vec v \vert = 5, c = ?$

score 625 · Answer 7 · 2026-04-15 07:59:53

625

Views

Proving $\dim A<\dim B$ and $\dim C=\dim B$ iff $A\subset B$.

Published on 15 Apr 2026 - 7:59

score 63 · Answer 8 · 2026-03-25 07:44:39

63

Views

Visibility of a planet on the other side of the sun at midnight

Published on 25 Mar 2026 - 7:44

score 54 · Answer 9 · 2026-04-11 17:48:00

54

Views

Find the parametric equation of the line AF.

Published on 11 Apr 2026 - 17:48

score 254 · Answer 10 · 2026-04-12 13:04:02

254

Views

How can I know which angle will be given between two vectors using dot product

Published on 12 Apr 2026 - 13:04

score 65 · Answer 11 · 2026-04-12 02:30:37

65

Views

Deriving an identity using Einstein’s summation

Published on 12 Apr 2026 - 2:30

score 1.4k · Answer 12 · 2026-03-26 16:57:24

1.4k

Views

Given a unit vector in spherical coordinates, how do I find two orthonormal vectors?

Published on 26 Mar 2026 - 16:57

score 53 · Answer 13 · 2026-03-27 01:46:16

53

Views

Given two circles arbitrarily positioned and oriented in $\mathbb{R}^3$, how can I find the nearest points on each circle?

Published on 27 Mar 2026 - 1:46

score 259 · Answer 14 · 2026-04-16 13:12:02

259

Views

Find the normal vectors of the two angle-bisecting planes.

Published on 16 Apr 2026 - 13:12

score 908 · Answer 15 · 2026-04-16 02:43:05

908

Views

Prove that if vectors a and b are both parallel and perpendicular, then at least one of a or b is the 0 vector.

Published on 16 Apr 2026 - 2:43

List Question

Centering a Helix along an Arbitrary Vector in 3D

Why does this implication work regarding the normal and binormal vectors

Relationship between Hadamard and Inner Product

Calculate parallel distance between vector and point

Why $y^T(X \hat{\beta}) = (X\hat{\beta})^Ty$

$ \vec u = (a, b, c) , \vec v = (b, a, 3) , \vec u . \vec v = {\vert u \vert}^2 , \vert \vec u - \vec v \vert = 5, c = ?$

Proving $\dim A<\dim B$ and $\dim C=\dim B$ iff $A\subset B$.

Visibility of a planet on the other side of the sun at midnight

Find the parametric equation of the line AF.

How can I know which angle will be given between two vectors using dot product

Deriving an identity using Einstein’s summation

Given a unit vector in spherical coordinates, how do I find two orthonormal vectors?

Given two circles arbitrarily positioned and oriented in $\mathbb{R}^3$, how can I find the nearest points on each circle?

Find the normal vectors of the two angle-bisecting planes.

Prove that if vectors a and b are both parallel and perpendicular, then at least one of a or b is the 0 vector.

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