10

Answers

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17

Counterexamples in PDE

9

Textbooks for PDE between Strauss and Folland

5

Removable Singularities for Elliptic Equations

4

A simple example where elliptic boundary regularity fails due to a kink in the domain

3

Proof of L^p Elliptic Regularity

2

What is Symplectic Area?

2

Physical Interpretation of Robin Boundary Conditions

2

Localization of Laplacian eigenfunction on the unit square?

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Characterize where the Dirichlet Problem for the Laplacian is always solvable

2

Extension theory with bump function