𝔖 Bobbio Scriptorium
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Scattering by time varying obstacles

✍ Scribed by D. Censor


Book ID
103249822
Publisher
Elsevier Science
Year
1972
Tongue
English
Weight
637 KB
Volume
25
Category
Article
ISSN
0022-460X

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πŸ“œ SIMILAR VOLUMES


Scattering by Obstacles of Finite Capaci
✍ P. Stollmann πŸ“‚ Article πŸ“… 1994 πŸ› Elsevier Science 🌐 English βš– 318 KB

For very general generators of diffusion semigroups we show that the essential and absolutely continuous spectra do not change when one adds an extra Dirichlet boundary condition on a "small" set. This is done by proving that the corresponding semigroup differences are Hilbert-Schmidt or trace class