List questions from partial-differential-equations

Published on 09 Apr 2026 - 17:48

406

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ODE $d^2y/dx^2 + y/a^2 = u(x)$

Published on 15 Apr 2026 - 1:12

1.4k

Views

Method of characteristics for systems of PDE (vs. Lewy's example)

Published on 10 Apr 2026 - 18:37

1.6k

Views

Does separation of variables in PDEs give a general solution?

Published on 08 Apr 2026 - 19:00

148

Views

Heat semigroup on Morrey spaces

Published on 11 May 2026 - 2:59

58

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harmonic functions: comparison of gradients

Published on 04 May 2026 - 13:43

296

Views

Skew-adjoint differential operator $B$ with spectrum $\sigma(B)=i(-\infty,-1]$

Published on 15 Apr 2026 - 7:35

187

Views

Parabolic PDEs and Gradient Systems

Published on 14 Apr 2026 - 15:06

426

Views

Solution of $\frac{d^2y}{dx^2} - \frac{H(x) y}{b} = H(-x)$

Published on 15 Apr 2026 - 23:08

5.9k

Views

Definition of $H^{-1}$ space in Evans' PDE book

Published on 14 Apr 2026 - 10:20

99

Views

Reference on Riesz representation theorem for $L^p(0,T,X)$ spaces.

Published on 10 May 2026 - 15:55

514

Views

Initial-value problem for non-linear partial differential equation $y_x^2=k/y_t^2-1$

Published on 15 Apr 2026 - 9:18

112

Views

In what sense is the Ricci-Flow equation a "distant relative" of the Black-Scholes equation?

Published on 10 May 2026 - 16:13

155

Views

What is the purpose of studying Sturm-Louville eigenvalue problem?

Published on 11 Apr 2026 - 7:04

2.6k

Views

To show unique solution for the Laplace equation

Published on 15 May 2026 - 11:56

List Question

Solution to wave equations with predefined phase

ODE $d^2y/dx^2 + y/a^2 = u(x)$

Method of characteristics for systems of PDE (vs. Lewy's example)

Does separation of variables in PDEs give a general solution?

Heat semigroup on Morrey spaces

harmonic functions: comparison of gradients

Skew-adjoint differential operator $B$ with spectrum $\sigma(B)=i(-\infty,-1]$

Parabolic PDEs and Gradient Systems

Solution of $\frac{d^2y}{dx^2} - \frac{H(x) y}{b} = H(-x)$

Definition of $H^{-1}$ space in Evans' PDE book

Reference on Riesz representation theorem for $L^p(0,T,X)$ spaces.

Initial-value problem for non-linear partial differential equation $y_x^2=k/y_t^2-1$

In what sense is the Ricci-Flow equation a "distant relative" of the Black-Scholes equation?

What is the purpose of studying Sturm-Louville eigenvalue problem?

To show unique solution for the Laplace equation

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