List questions from polar-coordinates

Published on 09 Apr 2026 - 4:43

154

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From complex to polar

Published on 08 Apr 2026 - 20:10

229

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Looking for a simple formula to check if a coordinate lies within an annulus sector

Published on 06 Aug 2020 - 16:26

35

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Product of partial derivatives of polar coordinates (Demonstration of Normal Density Function)

Published on 03 Apr 2026 - 12:59

1.1k

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Surface area of revolution in Polar curves

Published on 12 Apr 2026 - 4:15

133

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$\Omega\subset\mathbb{R}^2$ defined in polar coordinates by $-\pi<\theta<\pi$ and $r>1$. Prove $u=\theta$ is not Lipschitz continuous in $\Omega$

Published on 10 Apr 2026 - 16:49

76

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Solving the steady heat equation with slight nonlinearity?

Published on 11 Apr 2026 - 4:37

933

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Delta function of the Euclidean norm $\delta(|\mathbf x|)$ / in polar coordinates at origin $\delta(r)$

Published on 12 Apr 2026 - 9:40

644

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How $[\sqrt[5]3 \cdot (\frac{\sqrt{3}}2+\frac{i}2)]^{10}$ is $[\sqrt[5]{3}\cdot cis(30^{\circ})]^{10}$ in polar form?

Published on 12 Aug 2020 - 14:03

1.7k

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Define polar coordinates of circle at origin and circle with radius $R$.

Published on 13 Aug 2020 - 5:34

139

Views

Inequality and the best upper bound.

Published on 11 Apr 2026 - 21:29

283

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How do you convert $(x-r)^2 + y^2 = r^2$ to polar form? Why do I get $0 = 0$?

Published on 11 Apr 2026 - 18:31

347

Views

Why ${(\frac{-\sqrt3}2+\frac i2)}^{12}$ in polar form is $cis(10\pi)$

Published on 14 Aug 2020 - 15:00

204

Views

Curl of $\frac{\hat r}{r^2}$ using two different coordinates

Published on 10 Apr 2026 - 10:25

67

Views

Distance in polar coordinates

Published on 16 Aug 2020 - 20:48

List Question

Express in Rectangular Form

From complex to polar

Looking for a simple formula to check if a coordinate lies within an annulus sector

Product of partial derivatives of polar coordinates (Demonstration of Normal Density Function)

Surface area of revolution in Polar curves

$\Omega\subset\mathbb{R}^2$ defined in polar coordinates by $-\pi<\theta<\pi$ and $r>1$. Prove $u=\theta$ is not Lipschitz continuous in $\Omega$

Solving the steady heat equation with slight nonlinearity?

Delta function of the Euclidean norm $\delta(|\mathbf x|)$ / in polar coordinates at origin $\delta(r)$

How $[\sqrt[5]3 \cdot (\frac{\sqrt{3}}2+\frac{i}2)]^{10}$ is $[\sqrt[5]{3}\cdot cis(30^{\circ})]^{10}$ in polar form?

Define polar coordinates of circle at origin and circle with radius $R$.

Inequality and the best upper bound.

How do you convert $(x-r)^2 + y^2 = r^2$ to polar form? Why do I get $0 = 0$?

Why ${(\frac{-\sqrt3}2+\frac i2)}^{12}$ in polar form is $cis(10\pi)$

Curl of $\frac{\hat r}{r^2}$ using two different coordinates

Distance in polar coordinates

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