List questions from partial-differential-equations

Published on 15 Apr 2026 - 13:34

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Estimate involving gradient and Laplacian

Published on 16 Apr 2026 - 6:45

94

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A bound on $\nabla u$ in $L^\infty(0,T;L^2)$; how to make argument rigorous?

Published on 10 May 2026 - 17:38

42

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Using the chain rule for proof

Published on 13 Apr 2026 - 2:24

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Heat equation with a disc

Published on 11 Apr 2026 - 9:48

130

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Exercise on additional regularity of reaction-diffusion equation problem

Published on 12 Apr 2026 - 6:52

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How to solve a time-dependent Schrodinger equation in periodic Dirac delta potential

Published on 08 Apr 2026 - 18:00

195

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Application of eigenvalueproblems for the wave equation

Published on 11 Apr 2026 - 10:50

113

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Diffusion rate through a surface

Published on 10 Apr 2026 - 17:35

1.8k

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Fourier series of coshx using fourier of $e^{x}$.

Published on 17 Apr 2026 - 11:11

170

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If $u=v$ on $A \subset \Omega$, then $\nabla u = \nabla v$ on $A$ too

Published on 14 Apr 2026 - 19:21

799

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Questions about the Laplace's equation in polar coordinates

Published on 11 Apr 2026 - 20:34

341

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Inequality for a harmonic function with gradient bounded from below

Published on 14 Apr 2026 - 15:18

235

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Navier-Stokes steady state vortex solution

Published on 08 Apr 2026 - 18:51

131

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Expanding $D\textbf{x}(x^0,0)$ into matrix form

Published on 11 Apr 2026 - 20:27

List Question

Solving a linear PDE

Estimate involving gradient and Laplacian

A bound on $\nabla u$ in $L^\infty(0,T;L^2)$; how to make argument rigorous?

Using the chain rule for proof

Heat equation with a disc

Exercise on additional regularity of reaction-diffusion equation problem

How to solve a time-dependent Schrodinger equation in periodic Dirac delta potential

Application of eigenvalueproblems for the wave equation

Diffusion rate through a surface

Fourier series of coshx using fourier of $e^{x}$.

If $u=v$ on $A \subset \Omega$, then $\nabla u = \nabla v$ on $A$ too

Questions about the Laplace's equation in polar coordinates

Inequality for a harmonic function with gradient bounded from below

Navier-Stokes steady state vortex solution

Expanding $D\textbf{x}(x^0,0)$ into matrix form

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