Question

How to find the angle bisectors of 2 lines

score 55 · Answer 1 · 2026-03-28 09:50:24

55

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How to find the angle bisectors of 2 lines

Published on 28 Mar 2026 - 9:50

score 1k · Answer 2 · 2018-10-10 03:46:16

1k

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span($v1,v2,v3$) = span($v1,v2$) Why can't the left side be linearly independent?

Published on 10 Oct 2018 - 3:46

score 213 · Answer 3 · 2018-10-10 10:33:33

213

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Vectors & Tetrahedrons: Show that $P^2 = B^2 + R^2 + G^2 + 2BR \cos ∠(b, r) + 2RG \cos ∠(r, g) + 2GB \cos ∠(g, b).$

Published on 10 Oct 2018 - 10:33

score 106 · Answer 4 · 2026-03-26 01:09:35

106

Views

Vector scalar product and Fourier transform in the hyperbolic plane?

Published on 26 Mar 2026 - 1:09

score 57 · Answer 5 · 2018-10-10 12:39:23

57

Views

For the question attached, how would you find the values of the vectors BA and BC?

Published on 10 Oct 2018 - 12:39

score 67 · Answer 6 · 2018-10-10 13:11:51

67

Views

Calculating derivatives with the product rule

Published on 10 Oct 2018 - 13:11

score 698 · Answer 7 · 2026-03-26 08:03:55

698

Views

Convolution with vectors

Published on 26 Mar 2026 - 8:03

score 79 · Answer 8 · 2026-03-25 19:32:52

79

Views

Does the inequality $\frac{p^Tp}{p^TAp} < 2\frac{p^TA^{-1}p}{p^Tp}$ hold?

Published on 25 Mar 2026 - 19:32

score 229 · Answer 9 · 2018-10-10 20:07:18

229

Views

Modelling our 5 × 5 × 5 Rubik’s cube

Published on 10 Oct 2018 - 20:07

score 1k · Answer 10 · 2026-03-25 22:04:30

1k

Views

Show that $A^2 +B^2+C^2=D^2$ using the following diagram (tetrahedron)

Published on 25 Mar 2026 - 22:04

score 87 · Answer 11 · 2026-03-26 09:40:00

87

Views

Notation clarification: two vectors side by side in momentum equation (Euler equations / Navier Stokes)

Published on 26 Mar 2026 - 9:40

score 209 · Answer 12 · 2018-10-11 09:11:23

209

Views

Determine a line such that all its points lie at equal distance to three non-parallel planes.

Published on 11 Oct 2018 - 9:11

score 246 · Answer 13 · 2026-02-23 01:06:42

246

Views

Origin of negative term $-ct^2$ in the Lorentz invariance of a 4-vector

Published on 23 Feb 2026 - 1:06

score 147 · Answer 14 · 2026-03-30 20:44:15

147

Views

Possible norms of transformed vector with initial length of 1

Published on 30 Mar 2026 - 20:44

score 77 · Answer 15 · 2018-10-12 13:52:42

77

Views

Uniform angular distribution of unit vectors in a unit sphere

Published on 12 Oct 2018 - 13:52

List Question

How to find the angle bisectors of 2 lines

span($v1,v2,v3$) = span($v1,v2$) Why can't the left side be linearly independent?

Vectors & Tetrahedrons: Show that $P^2 = B^2 + R^2 + G^2 + 2BR \cos ∠(b, r) + 2RG \cos ∠(r, g) + 2GB \cos ∠(g, b).$

Vector scalar product and Fourier transform in the hyperbolic plane?

For the question attached, how would you find the values of the vectors BA and BC?

Calculating derivatives with the product rule

Convolution with vectors

Does the inequality $\frac{p^Tp}{p^TAp} < 2\frac{p^TA^{-1}p}{p^Tp}$ hold?

Modelling our 5 × 5 × 5 Rubik’s cube

Show that $A^2 +B^2+C^2=D^2$ using the following diagram (tetrahedron)

Notation clarification: two vectors side by side in momentum equation (Euler equations / Navier Stokes)

Determine a line such that all its points lie at equal distance to three non-parallel planes.

Origin of negative term $-ct^2$ in the Lorentz invariance of a 4-vector

Possible norms of transformed vector with initial length of 1

Uniform angular distribution of unit vectors in a unit sphere

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