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Weyl’s Theorems for Some Classes of Operators

✍ Scribed by Pietro Aiena; Fernando Villafañe


Publisher
SP Birkhäuser Verlag Basel
Year
2005
Tongue
English
Weight
217 KB
Volume
53
Category
Article
ISSN
0378-620X

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✍ Jaouad Sahbani 📂 Article 📅 1997 🏛 Elsevier Science 🌐 English ⚖ 293 KB

We study continuity properties of the boundary values of the resolvent of perturbations of certain pseudo-differential operators by using recent versions of the conjugate operator method. Our results are optimal on the Holder᎐Zygmund scale. In particular, three physical situations are included, nam