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Deficiency indices of a third order equation

✍ Scribed by George W. Pfeiffer


Book ID
103174201
Publisher
Elsevier Science
Year
1972
Tongue
English
Weight
624 KB
Volume
11
Category
Article
ISSN
0022-0396

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Deficiency indices and spectral theory o
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## Abstract We investigate the spectral theory of a general third order formally symmetric differential expression of the form acting in the Hilbert space ℒ︁^2^~__w__~ (__a__ ,∞). A Kummer–Liouville transformation is introduced which produces a differential operator unitarily equivalent to __L__