List questions from partial-differential-equations

Published on 09 Apr 2026 - 14:58

43

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I'm not getting the exact answer.

Published on 17 Apr 2026 - 9:19

115

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Help solving a simple system of partial differential equations

Published on 14 Apr 2026 - 8:20

1k

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If $u(r, \theta)$ is a solution of Laplace’s equation show that $u(\frac{1}{r}, \theta)$ is also a solution.

Published on 14 Apr 2026 - 5:14

121

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Solution of $2{{I}_{xy}}={{I}_{x}}+{{I}_{y}}$

Published on 15 Apr 2026 - 9:16

242

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Smoothness of fundamental solution of a hypoelliptic operator.

Published on 25 Mar 2026 - 3:20

76

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Solving $u_{\alpha} + u_{t} = -\mu t u, t>0$ .

Published on 14 Apr 2026 - 7:32

568

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Solving the Quasilinear PDE $u_{t} - u^2 u_{x} = 0$ with piecewise initial condition.

Published on 17 Apr 2026 - 15:19

81

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What type of PDE's can one solve using Fourier Transforms?

Published on 11 Apr 2026 - 19:18

71

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Touching points are dense (viscosity theory)

Published on 17 Apr 2026 - 16:13

145

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Solutions of linear PDE in the sense of distributions

Published on 09 Apr 2026 - 16:44

48

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Is the image of a "$C^k$ open set" in $\mathbb{R}^n$ under a $C^k$ diffeomorphism also a $C^k$ open set?

Published on 17 Apr 2026 - 8:45

109

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Question about schrodinger free equation

Published on 11 Apr 2026 - 1:23

185

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Shock in the Inviscid Burgers Equation

Published on 13 Apr 2026 - 23:42

1.3k

Views

Wave equation - use parallelogram rule to solve the problem

Published on 09 Apr 2026 - 18:04

List Question

I'm facing problem with inhomogeneous equation.

I'm not getting the exact answer.

Help solving a simple system of partial differential equations

If $u(r, \theta)$ is a solution of Laplace’s equation show that $u(\frac{1}{r}, \theta)$ is also a solution.

Solution of $2{{I}_{xy}}={{I}_{x}}+{{I}_{y}}$

Smoothness of fundamental solution of a hypoelliptic operator.

Solving $u_{\alpha} + u_{t} = -\mu t u, t>0$ .

Solving the Quasilinear PDE $u_{t} - u^2 u_{x} = 0$ with piecewise initial condition.

What type of PDE's can one solve using Fourier Transforms?

Touching points are dense (viscosity theory)

Solutions of linear PDE in the sense of distributions

Is the image of a "$C^k$ open set" in $\mathbb{R}^n$ under a $C^k$ diffeomorphism also a $C^k$ open set?

Question about schrodinger free equation

Shock in the Inviscid Burgers Equation

Wave equation - use parallelogram rule to solve the problem

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