Question

Find $\vec{r}$ satisfying the equation $\frac{d^2\vec{r}}{dt^2}+\omega^2\vec{r}=0$

score 132 · Answer 1 · 2026-04-16 10:55:04

132

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Find $\vec{r}$ satisfying the equation $\frac{d^2\vec{r}}{dt^2}+\omega^2\vec{r}=0$

Published on 16 Apr 2026 - 10:55

score 59 · Answer 2 · 2026-04-15 23:40:59

59

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For the given vector, show that $|\mathbf P|^2 = m^2+n^2+ mn+ \frac34q^2$.

Published on 15 Apr 2026 - 23:40

score 159 · Answer 3 · 2026-04-14 02:06:26

159

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Does a derivative divided by its modulus value give an unit vector?

Published on 14 Apr 2026 - 2:06

score 58 · Answer 4 · 2026-04-17 01:36:28

58

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Solve : $p\vec x+\vec{x}(\vec{x}\cdot \vec{b})=\vec{a}\times \vec{b}+\vec{c}$.

Published on 17 Apr 2026 - 1:36

score 123 · Answer 5 · 2026-04-12 04:45:27

123

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Question about Scalar products for $p=\lambda a + (1-\lambda) b$ and $A=a$

Published on 12 Apr 2026 - 4:45

score 78 · Answer 6 · 2026-04-16 15:35:59

Show that $\mathrm{rot}\left\{ (\vec e\times \vec r)\times \vec e \right\}=0$, where $\vec e$ be the unit vector.

score 159 · Answer 7 · 2026-04-16 01:24:51

159

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Prove that $\operatorname{span}( \operatorname{span}(S)) \subseteq \operatorname{span}(S)$

Published on 16 Apr 2026 - 1:24

score 62 · Answer 8 · 2026-04-15 12:09:00

62

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Find all vectors $(x,y,z)$ whose value under the rotation..

Published on 15 Apr 2026 - 12:09

score 36 · Answer 9 · 2026-04-15 03:39:10

36

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Vectors of 2 planes

Published on 15 Apr 2026 - 3:39

score 128 · Answer 10 · 2026-04-12 12:00:16

128

Views

Finding the probability distribution for the displacement of object 1 relative to object 2

Published on 12 Apr 2026 - 12:00

score 17 · Answer 11 · 2026-04-16 02:11:03

How do I know whether a vector/function belongs to Omega Space or Hilbert Space or Omega Cross Space (Rigged Hilbert)?

score 332 · Answer 12 · 2026-04-16 09:59:55

332

Views

Find points on a line with specific distance to another point

Published on 16 Apr 2026 - 9:59

score 118 · Answer 13 · 2026-04-08 21:58:34

118

Views

Net flux calculation using symmetry

Published on 08 Apr 2026 - 21:58

score 50 · Answer 14 · 2026-04-16 08:12:11

50

Views

Show the convergence of the sequence $\{a^k\}$ in $\mathbb{R}^3$

Published on 16 Apr 2026 - 8:12

score 49 · Answer 15 · 2026-04-17 02:42:31

49

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Determine the point of intersection of the plane $[x,y,z]=[6,-2,-3]+s[1,3,0]+t[2,2,-1]$ and the $z$-axis.

Published on 17 Apr 2026 - 2:42

List Question

Find $\vec{r}$ satisfying the equation $\frac{d^2\vec{r}}{dt^2}+\omega^2\vec{r}=0$

For the given vector, show that $|\mathbf P|^2 = m^2+n^2+ mn+ \frac34q^2$.

Does a derivative divided by its modulus value give an unit vector?

Solve : $p\vec x+\vec{x}(\vec{x}\cdot \vec{b})=\vec{a}\times \vec{b}+\vec{c}$.

Question about Scalar products for $p=\lambda a + (1-\lambda) b$ and $A=a$

Show that $\mathrm{rot}\left\{ (\vec e\times \vec r)\times \vec e \right\}=0$, where $\vec e$ be the unit vector.

Prove that $\operatorname{span}( \operatorname{span}(S)) \subseteq \operatorname{span}(S)$

Find all vectors $(x,y,z)$ whose value under the rotation..

Vectors of 2 planes

Finding the probability distribution for the displacement of object 1 relative to object 2

How do I know whether a vector/function belongs to Omega Space or Hilbert Space or Omega Cross Space (Rigged Hilbert)?

Find points on a line with specific distance to another point

Net flux calculation using symmetry

Show the convergence of the sequence $\{a^k\}$ in $\mathbb{R}^3$

Determine the point of intersection of the plane $[x,y,z]=[6,-2,-3]+s[1,3,0]+t[2,2,-1]$ and the $z$-axis.

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