Question

Check whatever a vector is pointing toward the interior of a closed polygon

score 33 · Answer 1 · 2026-04-12 21:30:30

33

Views

Check whatever a vector is pointing toward the interior of a closed polygon

Published on 12 Apr 2026 - 21:30

score 22 · Answer 2 · 2026-04-15 17:20:20

22

Views

Is there an upper bound on the number of vectors in $\mathbb{R}^n$ such that the angle between any two vectors are at least $\alpha$?

Published on 15 Apr 2026 - 17:20

score 97 · Answer 3 · 2026-04-09 21:19:45

97

Views

Inequality involving 1-norm, discrete Wasserstein distance and majorization

Published on 09 Apr 2026 - 21:19

score 287 · Answer 4 · 2026-04-17 11:54:22

287

Views

Distance between two lines $L_1:\> x+y+z=6,\> x-2z=-5$ and $L_2:\> x+2y=3,\> y+2z=3 $

Published on 17 Apr 2026 - 11:54

score 126 · Answer 5 · 2026-04-13 23:21:05

126

Views

Find the value of $a$ for which the two lines are on the same plane

Published on 13 Apr 2026 - 23:21

score 80 · Answer 6 · 2026-04-16 08:34:48

80

Views

Inequality related to $\sum_{i=1}^{m}\sum_{j=i+1}^{m} \left\Vert a_{i}+a_{j}\right\Vert$

Published on 16 Apr 2026 - 8:34

score 112 · Answer 7 · 2026-04-15 16:46:45

112

Views

Question related to dot product of fields with area

Published on 15 Apr 2026 - 16:46

score 235 · Answer 8 · 2026-04-12 08:52:22

235

Views

Is there a general formula for $x^{T}Ax \cdot y^{T}Ay$?

Published on 12 Apr 2026 - 8:52

score 214 · Answer 9 · 2026-04-15 12:37:47

214

Views

Given the position vectors of the vertices of a triangle, prove that another point is the orthocentre of the triangle.

Published on 15 Apr 2026 - 12:37

score 77 · Answer 10 · 2026-04-15 11:45:56

77

Views

Derive $\mathbf b$ from $\mathbf a = \mathbf b× \mathbf c$

Published on 15 Apr 2026 - 11:45

score 75 · Answer 11 · 2026-04-11 17:35:02

75

Views

Equation of a line with the given description

Published on 11 Apr 2026 - 17:35

score 45 · Answer 12 · 2026-04-16 14:09:21

45

Views

Numbering of indices, is $\mathbf b=(b_0, b_1, \dots, b_{n-1})$ a tuple of $n-1$ components?

Published on 16 Apr 2026 - 14:09

score 559 · Answer 13 · 2026-04-14 08:12:11

559

Views

Composing rotations and translations given in local coordinate system to determine a time series of global orientations and positions

Published on 14 Apr 2026 - 8:12

score 194 · Answer 14 · 2026-04-15 01:17:40

194

Views

Why starting point of vectors in linear algebra need to be always origin (0, 0)?

Published on 15 Apr 2026 - 1:17

score 49 · Answer 15 · 2026-04-16 21:16:42

49

Views

Finding Work done by the Force Field $\vec{F}$

Published on 16 Apr 2026 - 21:16

List Question

Check whatever a vector is pointing toward the interior of a closed polygon

Is there an upper bound on the number of vectors in $\mathbb{R}^n$ such that the angle between any two vectors are at least $\alpha$?

Inequality involving 1-norm, discrete Wasserstein distance and majorization

Distance between two lines $L_1:\> x+y+z=6,\> x-2z=-5$ and $L_2:\> x+2y=3,\> y+2z=3 $

Find the value of $a$ for which the two lines are on the same plane

Inequality related to $\sum_{i=1}^{m}\sum_{j=i+1}^{m} \left\Vert a_{i}+a_{j}\right\Vert$

Question related to dot product of fields with area

Is there a general formula for $x^{T}Ax \cdot y^{T}Ay$?

Given the position vectors of the vertices of a triangle, prove that another point is the orthocentre of the triangle.

Derive $\mathbf b$ from $\mathbf a = \mathbf b× \mathbf c$

Equation of a line with the given description

Numbering of indices, is $\mathbf b=(b_0, b_1, \dots, b_{n-1})$ a tuple of $n-1$ components?

Composing rotations and translations given in local coordinate system to determine a time series of global orientations and positions

Why starting point of vectors in linear algebra need to be always origin (0, 0)?

Finding Work done by the Force Field $\vec{F}$

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