Criteria for the discreteness of the spectrum of a hypoelliptic operator

DOI10.1007/BF01140217zbMath0515.35063MaRDI QIDQ1051804

M. G. Gimadislamov

Publication date: 1982

Published in: Mathematical Notes (Search for Journal in Brave)

zbMATH Keywords

discreteness of the spectrumdiscreteness of the spectrum of a hypoelliptic operator

Mathematics Subject Classification ID

Numerical computation of solutions to systems of equations (65H10) General topics in linear spectral theory for PDEs (35P05) Linear higher-order PDEs (35G05)

Cites Work

• On the theory of general partial differential operators
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