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Instability of the absolutely continuous spectrum of ordinary differential operators under local perturbations

✍ Scribed by Rafael René del Río Castillo


Publisher
Elsevier Science
Year
1989
Tongue
English
Weight
506 KB
Volume
142
Category
Article
ISSN
0022-247X

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On the absolutely continuous spectrum of
✍ Sergio Albeverio; Alexei Konstantinov 📂 Article 📅 2008 🏛 John Wiley and Sons 🌐 English ⚖ 129 KB 👁 1 views

## Abstract We prove an abstract theorem on the preservation of the absolutely continuous spectrum for block operator matrices. (© 2008 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim)