Question

Complex number to polar and cartesian form

score 2.1k · Answer 1 · 2026-03-26 06:02:40

2.1k

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Complex number to polar and cartesian form

Published on 26 Mar 2026 - 6:02

score 283 · Answer 2 · 2026-03-24 22:22:27

283

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How do I prove this identity involving polar coordinates and $\nabla$?

Published on 24 Mar 2026 - 22:22

score 81 · Answer 3 · 2026-03-26 07:33:51

81

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Express as function of $z: \sin(a^2+b^2)+\cos(a^2+b^2)i$

Published on 26 Mar 2026 - 7:33

score 180 · Answer 4 · 2026-03-26 14:19:25

180

Views

Compute area in polar coordinates with Riemann integral

Published on 26 Mar 2026 - 14:19

score 3.3k · Answer 5 · 2026-03-26 08:27:09

3.3k

Views

Gradient in polar coordinates

Published on 26 Mar 2026 - 8:27

score 3k · Answer 6 · 2026-03-21 00:45:49

3k

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Given that $X,Y$ are independent $N(0,1)$ , show that $\frac{XY}{\sqrt{X^2+Y^2}},\frac{X^2-Y^2}{2\sqrt{X^2+Y^2}}$ are independent $N(0,\frac{1}{4})$

Published on 21 Mar 2026 - 0:45

score 4.5k · Answer 7 · 2018-02-12 16:08:01

4.5k

Views

Find the domain of the polar curve $r(\theta)=2\,\cos{2\theta}$

Published on 12 Feb 2018 - 16:08

score 314 · Answer 8 · 2018-02-13 08:21:44

314

Views

Finding each point of intersection between two polar graphs

Published on 13 Feb 2018 - 8:21

score 52 · Answer 9 · 2018-02-13 13:19:13

52

Views

Why does the integral for the arc length of a polar curve have the boundaries it has?

Published on 13 Feb 2018 - 13:19

score 715 · Answer 10 · 2026-03-22 09:36:15

715

Views

Double integral to polar coordinates, bounds

Published on 22 Mar 2026 - 9:36

score 289 · Answer 11 · 2018-02-19 14:47:43

289

Views

Double and triple integrals to find volume below surface

Published on 19 Feb 2018 - 14:47

score 138 · Answer 12 · 2026-03-24 22:09:50

138

Views

Compute the $\omega$-limit set for every point in $\Re ^3$ for a dynamical system

Published on 24 Mar 2026 - 22:09

score 90 · Answer 13 · 2018-02-22 16:07:51

90

Views

Why do we use $(\cos\theta, \sin\theta)$ and $(-\sin\theta, \cos\theta)$ from tangent vectors in Polar Coordinates?

Published on 22 Feb 2018 - 16:07

score 979 · Answer 14 · 2026-03-25 06:26:05

979

Views

Deriving unit vector $\hat{\theta}$

Published on 25 Mar 2026 - 6:26

score 85 · Answer 15 · 2018-02-23 09:06:55

85

Views

finding an $r$-simple polar coordinate paramtrization of the area bounded by $y \geq 12$ and inside the circle $x^2+(y-9)^2=9^2$

Published on 23 Feb 2018 - 9:06

List Question

Complex number to polar and cartesian form

How do I prove this identity involving polar coordinates and $\nabla$?

Express as function of $z: \sin(a^2+b^2)+\cos(a^2+b^2)i$

Compute area in polar coordinates with Riemann integral

Gradient in polar coordinates

Given that $X,Y$ are independent $N(0,1)$ , show that $\frac{XY}{\sqrt{X^2+Y^2}},\frac{X^2-Y^2}{2\sqrt{X^2+Y^2}}$ are independent $N(0,\frac{1}{4})$

Find the domain of the polar curve $r(\theta)=2\,\cos{2\theta}$

Finding each point of intersection between two polar graphs

Why does the integral for the arc length of a polar curve have the boundaries it has?

Double integral to polar coordinates, bounds

Double and triple integrals to find volume below surface

Compute the $\omega$-limit set for every point in $\Re ^3$ for a dynamical system

Why do we use $(\cos\theta, \sin\theta)$ and $(-\sin\theta, \cos\theta)$ from tangent vectors in Polar Coordinates?

Deriving unit vector $\hat{\theta}$

finding an $r$-simple polar coordinate paramtrization of the area bounded by $y \geq 12$ and inside the circle $x^2+(y-9)^2=9^2$

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