Question

Specific method for finding focus of oblique parabolas?

score 2.3k · Answer 1 · 2018-09-25 03:48:54

2.3k

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Specific method for finding focus of oblique parabolas?

Published on 25 Sep 2018 - 3:48

score 598 · Answer 2 · 2018-09-26 10:32:02

598

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Conic sections & eccentricity: known vertical hyperbola, find radius of corresponding circle?

Published on 26 Sep 2018 - 10:32

score 195 · Answer 3 · 2018-09-26 14:20:14

195

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Solve $a^2 + 2b^2 - 3c^2 - 6d^2 = 1$ and $ab=3cd$ over integers

Published on 26 Sep 2018 - 14:20

score 544 · Answer 4 · 2026-03-26 03:18:39

544

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Projectile Envelope

Published on 26 Mar 2026 - 3:18

score 160 · Answer 5 · 2026-03-25 16:14:07

160

Views

Proving non-centered at the origin ellipsoid A is a subset of ellipsoid B

Published on 25 Mar 2026 - 16:14

score 88 · Answer 6 · 2018-09-29 14:17:50

88

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Distance of normal to the ellipse from the centre of the circle

Published on 29 Sep 2018 - 14:17

score 664 · Answer 7 · 2026-03-25 19:11:59

664

Views

If the tangents to parabola $y^2=4ax$ at $(at^2,2at)$ and $(as^2,2as)$ meet at $(p,q)$, then $a^2(t-s)^2=q^2-4ap$

Published on 25 Mar 2026 - 19:11

score 58 · Answer 8 · 2018-10-04 11:31:16

58

Views

How many foci are there in conics?

Published on 04 Oct 2018 - 11:31

score 100 · Answer 9 · 2018-10-04 14:18:39

100

Views

A Poncelet-style theorem about tangents from a point to an ellipse - is it known?

Published on 04 Oct 2018 - 14:18

score 3.1k · Answer 10 · 2018-10-04 16:44:04

3.1k

Views

Calculate angle between a chord and the circle's origin

Published on 04 Oct 2018 - 16:44

score 33 · Answer 11 · 2018-10-04 21:25:13

33

Views

What is the focal length of an arbitrary parabola?

Published on 04 Oct 2018 - 21:25

score 29 · Answer 12 · 2018-10-05 02:11:40

29

Views

Finding Vector3 of a rotated ellipse in 3D space

Published on 05 Oct 2018 - 2:11

score 2.4k · Answer 13 · 2018-10-05 12:59:34

2.4k

Views

Find the equation of the parabola in which the ends of the latus rectum

Published on 05 Oct 2018 - 12:59

score 51 · Answer 14 · 2026-03-25 06:04:23

51

Views

How, to interpret the geometry of a 2nd degree polynomial equation, which contains an elliptic quadratic form and whose constant coefficient is zero?

Published on 25 Mar 2026 - 6:04

score 225 · Answer 15 · 2018-10-07 17:21:24

225

Views

Conics based on Intercepts

Published on 07 Oct 2018 - 17:21

List Question

Specific method for finding focus of oblique parabolas?

Conic sections & eccentricity: known vertical hyperbola, find radius of corresponding circle?

Solve $a^2 + 2b^2 - 3c^2 - 6d^2 = 1$ and $ab=3cd$ over integers

Projectile Envelope

Proving non-centered at the origin ellipsoid A is a subset of ellipsoid B

Distance of normal to the ellipse from the centre of the circle

If the tangents to parabola $y^2=4ax$ at $(at^2,2at)$ and $(as^2,2as)$ meet at $(p,q)$, then $a^2(t-s)^2=q^2-4ap$

How many foci are there in conics?

A Poncelet-style theorem about tangents from a point to an ellipse - is it known?

Calculate angle between a chord and the circle's origin

What is the focal length of an arbitrary parabola?

Finding Vector3 of a rotated ellipse in 3D space

Find the equation of the parabola in which the ends of the latus rectum

How, to interpret the geometry of a 2nd degree polynomial equation, which contains an elliptic quadratic form and whose constant coefficient is zero?

Conics based on Intercepts

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