No label defined (Q4367545)
From MaRDI portal
scientific article; zbMATH DE number 1092251
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 1092251 |
Statements
26 November 1997
0 references
existence of eigenvalues
0 references
piecewise constant coefficient
0 references
noncompact boundaries
0 references
Sommerfeld conditions
0 references
