List questions from partial-differential-equations

Published on 13 Apr 2026 - 13:25

547

Views

Is the Laplacian $-\Delta$ on a compact manifold an isomorphism?

Published on 12 Apr 2026 - 13:27

79

Views

How the change of variables of a PDE affects the given condition(s)?

Published on 11 Apr 2026 - 13:55

684

Views

Why do level curves of a function and its harmonic conjugate intersect each other orthogonally?

Published on 14 Apr 2026 - 15:47

72

Views

Is it possible to estimate $| u |^2_{H^1}$ by $|u|_{H^2}$ for bounded functions?

Published on 12 Apr 2026 - 13:24

343

Views

interpolation inequality- how we use it to get into this inequality

Published on 10 May 2026 - 14:05

111

Views

Solve PDEs : $u_{xx}-10u_{xy}+25u_{yy}=e^x.$

Published on 17 Apr 2026 - 4:00

68

Views

Estimation kernel

Published on 09 Apr 2026 - 3:05

98

Views

Getting the bound $\frac{1}{h}\int_0^{T-h}\int_t^{t+h}\int_\Omega |\nabla u(\tau)| |\nabla u(t+h) - \nabla u(t)|\;dxd\tau dt \leq C$

Published on 13 Apr 2026 - 4:28

77

Views

If $u_n \rightharpoonup u$ in $W$ and $W \subset C$ then $u_n \rightharpoonup u$ in $C$?

Published on 17 Apr 2026 - 12:52

109

Views

What is wrong with my calculation about a wave equation here?

Published on 10 Apr 2026 - 13:07

1.4k

Views

Differences between $-\Delta: H_0^1(\Omega)\to H^{-1}(\Omega)$ and $-\Delta: H^2(\Omega)\cap H_0^1(\Omega)\to L^2(\Omega)$

Published on 16 Apr 2026 - 1:01

1.7k

Views

Generalization of the Maximum Principle for elliptic linear PDEs

Published on 10 May 2026 - 21:27

81

Views

Advanced topic in numerical solution of differential equation

Published on 05 May 2026 - 16:58

65

Views

To prove : $\lim_{t \rightarrow \infty} g_t \ast f = 0$.

Published on 15 Apr 2026 - 4:49

List Question

wave question with piecewise initial conditions

Is the Laplacian $-\Delta$ on a compact manifold an isomorphism?

How the change of variables of a PDE affects the given condition(s)?

Why do level curves of a function and its harmonic conjugate intersect each other orthogonally?

Is it possible to estimate $| u |^2_{H^1}$ by $|u|_{H^2}$ for bounded functions?

interpolation inequality- how we use it to get into this inequality

Solve PDEs : $u_{xx}-10u_{xy}+25u_{yy}=e^x.$

Estimation kernel

Getting the bound $\frac{1}{h}\int_0^{T-h}\int_t^{t+h}\int_\Omega |\nabla u(\tau)| |\nabla u(t+h) - \nabla u(t)|\;dxd\tau dt \leq C$

If $u_n \rightharpoonup u$ in $W$ and $W \subset C$ then $u_n \rightharpoonup u$ in $C$?

What is wrong with my calculation about a wave equation here?

Differences between $-\Delta: H_0^1(\Omega)\to H^{-1}(\Omega)$ and $-\Delta: H^2(\Omega)\cap H_0^1(\Omega)\to L^2(\Omega)$

Generalization of the Maximum Principle for elliptic linear PDEs

Advanced topic in numerical solution of differential equation

To prove : $\lim_{t \rightarrow \infty} g_t \ast f = 0$.

Trending Questions

Popular # Hahtags

Popular Questions