On the number of negative eigenvalues of a partial integral operator

DOI10.3103/S1055134415030037zbMath1340.47008OpenAlexW2395631330MaRDI QIDQ2945829

R. R. Kucharov, Yusup Khalbaevich Eshkabilov

Publication date: 14 September 2015

Published in: Siberian Advances in Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.3103/s1055134415030037

zbMATH Keywords

essential spectrumdiscrete spectrumFredholm type partial integral operatorthe lower boundary of the essential spectrum

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Integral operators (45P05) Integral operators (47G10)

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About the spectral properties of one three-partial model operator

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