Global solvability and hypoellipticity on the Torus for a class of differntial operators with variable coefficients /
| Main Authors: | , , |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Trieste :
International Centre for Theoretical Physics,
1991.
|
| Subjects: |
| Physical Description: | 12 páginas |
|---|