List questions from partial-differential-equations

Published on 01 Oct 2018 - 12:31

444

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Why is the domain of dependence for a system of hyperbolic PDE’s an interval on the $x$ -axis?

Published on 25 Mar 2026 - 6:58

46

Views

Solving a PDE system

Published on 11 Apr 2026 - 7:36

84

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PDE: Find all Functions $u \in C^1(\mathbb{R}^2)$ that satisfy $x_2 u_{x_1} - x_1 u_{x_2} = 0$

Published on 01 Oct 2018 - 19:08

595

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Radial solution of this PDE

Published on 11 Apr 2026 - 7:19

3k

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Fourier transform for Helmholtz equation

Published on 10 Apr 2026 - 10:51

354

Views

Integration over a ball (PDE Evans)

Published on 10 Apr 2026 - 15:37

279

Views

Finding solution to a stochastic PDE

Published on 11 Apr 2026 - 3:09

116

Views

Boundaries of sets, (PDE Evans)

Published on 02 Oct 2018 - 18:09

74

Views

Help with First Order Partial Differential Equation

Published on 02 Oct 2018 - 18:55

132

Views

Eigenvalue/function of Laplace Operator for Exterior of Disk - Reference Request

Published on 25 Mar 2026 - 12:49

132

Views

doubt in solving 1st order linear partial differential equation (lagrange solution)

Published on 26 Mar 2026 - 1:27

236

Views

Why the representation formula (poisson kernel) is $C^{\infty}$? (differentiation under integration sign)

Published on 10 Apr 2026 - 6:58

1k

Views

Dirichlet problem in a rectangle with nonhomogeneous boundary conditions

Published on 11 Apr 2026 - 10:30

130

Views

In general, what information is given by $\nabla^2 f \geq 0$?

Published on 25 Mar 2026 - 19:05

List Question

Continuity of mapping to the Pohozaev set

Why is the domain of dependence for a system of hyperbolic PDE’s an interval on the $x$ -axis?

Solving a PDE system

PDE: Find all Functions $u \in C^1(\mathbb{R}^2)$ that satisfy $x_2 u_{x_1} - x_1 u_{x_2} = 0$

Radial solution of this PDE

Fourier transform for Helmholtz equation

Integration over a ball (PDE Evans)

Finding solution to a stochastic PDE

Boundaries of sets, (PDE Evans)

Help with First Order Partial Differential Equation

Eigenvalue/function of Laplace Operator for Exterior of Disk - Reference Request

doubt in solving 1st order linear partial differential equation (lagrange solution)

Why the representation formula (poisson kernel) is $C^{\infty}$? (differentiation under integration sign)

Dirichlet problem in a rectangle with nonhomogeneous boundary conditions

In general, what information is given by $\nabla^2 f \geq 0$?

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