Question

Intersection between a plane and a surface in cylindrical coordinates

score 124 · Answer 1 · 2021-12-14 18:24:46

124

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Intersection between a plane and a surface in cylindrical coordinates

Published on 14 Dec 2021 - 18:24

score 92 · Answer 2 · 2021-12-18 00:17:36

92

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What parametrization should I use to evaluate $\int_{\phi}x^{4/3} + y^{4/3}$, where $\phi$ is curve given by $(x^2+y^2)^2 = 9(x^2-y^2)$?

Published on 18 Dec 2021 - 0:17

score 151 · Answer 3 · 2021-12-18 10:05:17

151

Views

Rotation matrix to construct canonical form of a conic

Published on 18 Dec 2021 - 10:05

score 94 · Answer 4 · 2021-12-20 00:08:41

94

Views

Condition for singular points in $F_{\mu} =X^3+Y^3+Z^3+ \mu XYZ$ in $\Bbb{P}^{2}_{\Bbb{C}}$?

Published on 20 Dec 2021 - 0:08

score 216 · Answer 5 · 2022-01-03 17:06:07

216

Views

A closed regular planar curve of constant width - finding an expression for the opposite point to $\alpha(s)$

Published on 03 Jan 2022 - 17:06

score 74 · Answer 6 · 2026-02-24 00:07:18

74

Views

Can 'f' be called a function in the given problem?

Published on 24 Feb 2026 - 0:07

score 56 · Answer 7 · 2026-03-29 03:35:52

56

Views

Characterization of arclength as unique function on continuous curves that satisfy certain conditions (resolution of "$\pi=4$ paradox")

Published on 29 Mar 2026 - 3:35

score 61 · Answer 8 · 2022-02-02 20:11:09

61

Views

Geometric inequality involving a circular arc between two vertices of a triangle and lying inside the triangle.

Published on 02 Feb 2022 - 20:11

score 97 · Answer 9 · 2022-02-02 21:17:55

97

Views

Problem while finding the perimeter of a cardioid.

Published on 02 Feb 2022 - 21:17

score 140 · Answer 10 · 2026-04-02 07:03:18

140

Views

Is there a wave equation which straightens/rounds the lines between troughs and crests?

Published on 02 Apr 2026 - 7:03

score 29 · Answer 11 · 2022-02-15 17:53:44

29

Views

Proving that $\int_C \left(\frac {-y}{x^2+y^2}, \frac {x}{x^2+y^2}\right)ds=\varphi(b) - \varphi(a)$

Published on 15 Feb 2022 - 17:53

score 114 · Answer 12 · 2022-02-15 23:04:32

114

Views

Computing a normal to a plane using cross product

Published on 15 Feb 2022 - 23:04

score 167 · Answer 13 · 2022-02-18 12:48:29

167

Views

Proving Jordan curve theorem using simple polygons

Published on 18 Feb 2022 - 12:48

score 1.4k · Answer 14 · 2022-02-22 15:08:48

1.4k

Views

Extending a rational map $\psi:C\dashrightarrow\Bbb{P}^1$ into a morphism: concrete example

Published on 22 Feb 2022 - 15:08

score 61 · Answer 15 · 2022-02-23 23:03:19

61

Views

Curves with the same speed and distance to origin

Published on 23 Feb 2022 - 23:03

List Question

Intersection between a plane and a surface in cylindrical coordinates

What parametrization should I use to evaluate $\int_{\phi}x^{4/3} + y^{4/3}$, where $\phi$ is curve given by $(x^2+y^2)^2 = 9(x^2-y^2)$?

Rotation matrix to construct canonical form of a conic

Condition for singular points in $F_{\mu} =X^3+Y^3+Z^3+ \mu XYZ$ in $\Bbb{P}^{2}_{\Bbb{C}}$?

A closed regular planar curve of constant width - finding an expression for the opposite point to $\alpha(s)$

Can 'f' be called a function in the given problem?

Characterization of arclength as unique function on continuous curves that satisfy certain conditions (resolution of "$\pi=4$ paradox")

Geometric inequality involving a circular arc between two vertices of a triangle and lying inside the triangle.

Problem while finding the perimeter of a cardioid.

Is there a wave equation which straightens/rounds the lines between troughs and crests?

Proving that $\int_C \left(\frac {-y}{x^2+y^2}, \frac {x}{x^2+y^2}\right)ds=\varphi(b) - \varphi(a)$

Computing a normal to a plane using cross product

Proving Jordan curve theorem using simple polygons

Extending a rational map $\psi:C\dashrightarrow\Bbb{P}^1$ into a morphism: concrete example

Curves with the same speed and distance to origin

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