Question

Equation of vector that is perpendicular to and intersects a line with unknown variables

score 1.4k · Answer 1 · 2026-04-14 08:44:14

1.4k

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Equation of vector that is perpendicular to and intersects a line with unknown variables

Published on 14 Apr 2026 - 8:44

score 40 · Answer 2 · 2026-04-15 20:26:19

40

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Can $f(a-b)=\frac{1}{|a-b|}$ for vectors two $a,\ b\in\mathbb{R}^2$ be separated into functions $g(|a|)$ and $h(|b|)$ such that $f(a,b)=g(|a|)h(|b|)$?

Published on 15 Apr 2026 - 20:26

score 661 · Answer 3 · 2026-04-15 05:04:09

661

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What is the cross product of $(1,0,-2)$ and $(0,1,-2)$?

Published on 15 Apr 2026 - 5:04

score 4.1k · Answer 4 · 2026-04-13 20:51:52

4.1k

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If a, b, c are three linearly independent vectors show that the vectors a × b, b × c, c × a are also linearly independent.

Published on 13 Apr 2026 - 20:51

score 143 · Answer 5 · 2026-04-16 15:26:15

143

Views

Determine the gradient and inverse of a function

Published on 16 Apr 2026 - 15:26

score 196 · Answer 6 · 2026-04-09 23:16:27

196

Views

Finding a reflection matrix in 2-D

Published on 09 Apr 2026 - 23:16

score 412 · Answer 7 · 2026-04-28 15:42:04

412

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Directional integration involving delta functions and products thereof

Published on 28 Apr 2026 - 15:42

score 126 · Answer 8 · 2026-04-15 11:44:06

Geometric argument for: ${\|(\mathbf A \times \mathbf B)\|}^2 + (\mathbf A \cdot \mathbf B)^2 = \|\mathbf A\|^2 \|\mathbf B\|^2$

score 751 · Answer 9 · 2026-04-14 16:52:27

751

Views

Normalized distance between normalized vectors

Published on 14 Apr 2026 - 16:52

score 31 · Answer 10 · 2026-04-28 18:51:24

31

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Expressing a Vector as a Sum

Published on 28 Apr 2026 - 18:51

score 742 · Answer 11 · 2026-04-09 22:14:57

742

Views

Is there a perp operator for vectors?

Published on 09 Apr 2026 - 22:14

score 219 · Answer 12 · 2026-04-16 11:01:56

219

Views

Prove Vector Perpendicular

Published on 16 Apr 2026 - 11:01

score 9.2k · Answer 13 · 2026-04-08 17:52:48

9.2k

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How to check if a point is inside a square (2D Plane)?

Published on 08 Apr 2026 - 17:52

score 119 · Answer 14 · 2026-04-14 12:27:35

119

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What is the value $α$ such that $w = u + αv$ bisects the angle between $u$ and $v$?

Published on 14 Apr 2026 - 12:27

score 43 · Answer 15 · 2026-04-12 04:46:46

43

Views

What vector can you add to a subspace so that it remains a subspace?

Published on 12 Apr 2026 - 4:46

List Question

Equation of vector that is perpendicular to and intersects a line with unknown variables

Can $f(a-b)=\frac{1}{|a-b|}$ for vectors two $a,\ b\in\mathbb{R}^2$ be separated into functions $g(|a|)$ and $h(|b|)$ such that $f(a,b)=g(|a|)h(|b|)$?

What is the cross product of $(1,0,-2)$ and $(0,1,-2)$?

If a, b, c are three linearly independent vectors show that the vectors a × b, b × c, c × a are also linearly independent.

Determine the gradient and inverse of a function

Finding a reflection matrix in 2-D

Directional integration involving delta functions and products thereof

Geometric argument for: ${\|(\mathbf A \times \mathbf B)\|}^2 + (\mathbf A \cdot \mathbf B)^2 = \|\mathbf A\|^2 \|\mathbf B\|^2$

Normalized distance between normalized vectors

Expressing a Vector as a Sum

Is there a perp operator for vectors?

Prove Vector Perpendicular

How to check if a point is inside a square (2D Plane)?

What is the value $α$ such that $w = u + αv$ bisects the angle between $u$ and $v$?

What vector can you add to a subspace so that it remains a subspace?

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