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Binomial asymptotics of the spectrum of a boundary-value problem

✍ Scribed by D. G. Vasil'ev


Publisher
Springer US
Year
1984
Tongue
English
Weight
199 KB
Volume
17
Category
Article
ISSN
0016-2663

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The Essential Spectrum of a Non-Elliptic
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In this note a matrix partial differential operator is considered. It is shown that under certain conditions it defines a closed operator with nonempty resolvent set, and its essential spectrum is determined. In the symmetric case G. D. RAIKOV obtained earlier corresponding results (under slightly d