Kulturayev, Davron Zhuraevich; Èshkabilov, Yusup Khalbaevich Spectral properties of self-adjoint partially integral operators with non-degenerate kernels. (Russian. English summary) Zbl 1516.47064 Vladikavkaz. Mat. Zh. 24, No. 4, 91-104 (2022); translation in Sib. Math. J. 65, No. 2, 475-486 (2024). MSC: 47B38 47A10 47A11 47G10 PDFBibTeX XMLCite \textit{D. Z. Kulturayev} and \textit{Y. K. Èshkabilov}, Vladikavkaz. Mat. Zh. 24, No. 4, 91--104 (2022; Zbl 1516.47064); translation in Sib. Math. J. 65, No. 2, 475--486 (2024) Full Text: DOI MNR
Èshkabilov, Yusup Khalbaevich; Kulturaev, Davron Zhuraevich On discrete spectrum of one two-particle lattice Hamiltonian. (Russian. English summary) Zbl 1513.47015 Ufim. Mat. Zh. 14, No. 2, 101-111 (2022); translation in Ufa Math. J. 14, No. 2, 97-107 (2022). MSC: 47A10 47A55 47B93 81Q10 PDFBibTeX XMLCite \textit{Y. K. Èshkabilov} and \textit{D. Z. Kulturaev}, Ufim. Mat. Zh. 14, No. 2, 101--111 (2022; Zbl 1513.47015); translation in Ufa Math. J. 14, No. 2, 97--107 (2022) Full Text: MNR
Eshkabilov, Yusup Kh.; Kucharov, Ramziddin R. Partial integral operators of Fredholm type on Kaplansky-Hilbert module over \(L_0\). (English) Zbl 1513.45044 Vladikavkaz. Mat. Zh. 23, No. 3, 80-90 (2021). MSC: 45R05 47G10 45B05 45C05 PDFBibTeX XMLCite \textit{Y. Kh. Eshkabilov} and \textit{R. R. Kucharov}, Vladikavkaz. Mat. Zh. 23, No. 3, 80--90 (2021; Zbl 1513.45044) Full Text: DOI MNR
Arzikulov, G. P.; Eshkabilov, Yu. Kh. About the spectral properties of one three-partial model operator. (English. Russian original) Zbl 1453.82041 Russ. Math. 64, No. 5, 1-7 (2020); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 5, 3-10 (2020). MSC: 82C10 47B25 PDFBibTeX XMLCite \textit{G. P. Arzikulov} and \textit{Yu. Kh. Eshkabilov}, Russ. Math. 64, No. 5, 1--7 (2020; Zbl 1453.82041); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 5, 3--10 (2020) Full Text: DOI
Eshkabilov, Yusup Kh.; Nodirov, Shohruh D. Positive fixed points of cubic operators on \(\mathbb{R}^2\) and Gibbs measures. (English) Zbl 07325546 J. Sib. Fed. Univ., Math. Phys. 12, No. 6, 663-673 (2019). MSC: 47-XX 82-XX PDFBibTeX XMLCite \textit{Y. Kh. Eshkabilov} and \textit{S. D. Nodirov}, J. Sib. Fed. Univ., Math. Phys. 12, No. 6, 663--673 (2019; Zbl 07325546) Full Text: DOI arXiv MNR
Arzikulov, G. P.; Èshkabilov, Yu. Kh. On the essential and the discrete spectra of a Fredholm type partial integral operator. (Russian, English) Zbl 1374.47007 Mat. Tr. 17, No. 2, 23-40 (2014); translation in Sib. Adv. Math. 25, No. 4, 231-242 (2015). MSC: 47A10 47G10 47A53 PDFBibTeX XMLCite \textit{G. P. Arzikulov} and \textit{Yu. Kh. Èshkabilov}, Mat. Tr. 17, No. 2, 23--40 (2014; Zbl 1374.47007); translation in Sib. Adv. Math. 25, No. 4, 231--242 (2015) Full Text: DOI
Kucharov, R. R.; Eshkabilov, Yu. Kh. On the number of negative eigenvalues of a partial integral operator. (Russian, English) Zbl 1340.47008 Mat. Tr. 17, No. 1, 128-144 (2014); translation in Sib. Adv. Math. 25, No. 3, 179-190 (2015). MSC: 47A10 45P05 47G10 PDFBibTeX XMLCite \textit{R. R. Kucharov} and \textit{Yu. Kh. Eshkabilov}, Mat. Tr. 17, No. 1, 128--144 (2014; Zbl 1340.47008); translation in Sib. Adv. Math. 25, No. 3, 179--190 (2015) Full Text: DOI
Eshkabilov, Yu. Kh. On infinite number of negative eigenvalues of the Friedrichs model. (Russian. English summary) Zbl 1353.47004 Nanosist., Fiz. Khim. Mat. 3, No. 6, 16-24 (2012). MSC: 47A10 PDFBibTeX XMLCite \textit{Yu. Kh. Eshkabilov}, Nanosist., Fiz. Khim. Mat. 3, No. 6, 16--24 (2012; Zbl 1353.47004)
Eshkabilov, Yu. Kh. On the discrete spectrum of partial integral operators. (Russian, English) Zbl 1340.47095 Mat. Tr. 15, No. 2, 194-203 (2012); translation in Sib. Adv. Math. 23, No. 4, 227-233 (2013). MSC: 47G10 45A05 PDFBibTeX XMLCite \textit{Yu. Kh. Eshkabilov}, Mat. Tr. 15, No. 2, 194--203 (2012; Zbl 1340.47095); translation in Sib. Adv. Math. 23, No. 4, 227--233 (2013) Full Text: DOI
Ehshkabilov, Yu. Kh. On infinity of the discrete spectrum of operators in the Friedrichs model. (Russian, English) Zbl 1243.47012 Mat. Tr. 14, No. 1, 195-211 (2011); translation in Sib. Adv. Math. 22, No. 1, 1-12 (2012). MSC: 47A10 47A40 47A20 47B38 PDFBibTeX XMLCite \textit{Yu. Kh. Ehshkabilov}, Mat. Tr. 14, No. 1, 195--211 (2011; Zbl 1243.47012); translation in Sib. Adv. Math. 22, No. 1, 1--12 (2012) Full Text: DOI
Eshkabilov, Yu. Kh. The Efimov’s effect for the Fridrix’s model. arXiv:0911.3973 Preprint, arXiv:0911.3973 [math.FA] (2009). MSC: 45P05 47A10 BibTeX Cite \textit{Yu. Kh. Eshkabilov}, ``The Efimov's effect for the Fridrix's model'', Preprint, arXiv:0911.3973 [math.FA] (2009) Full Text: arXiv OA License
Ehshkabilov, Yu. Kh. Essential and discrete spectra of partially integral operators. (Russian, English) Zbl 1249.47035 Mat. Tr. 11, No. 2, 187-203 (2008); translation in Sib. Adv. Math. 19, No. 4, 233-244 (2009). MSC: 47G10 45A05 PDFBibTeX XMLCite \textit{Yu. Kh. Ehshkabilov}, Mat. Tr. 11, No. 2, 187--203 (2008; Zbl 1249.47035); translation in Sib. Adv. Math. 19, No. 4, 233--244 (2009) Full Text: DOI
Ehshkabilov, Yu. Kh. Partially integral operators with bounded kernels. (Russian, English) Zbl 1249.47034 Mat. Tr. 11, No. 1, 192-207 (2008); translation in Sib. Adv. Math. 19, No. 3, 151-161 (2009). MSC: 47G10 45A05 PDFBibTeX XMLCite \textit{Yu. Kh. Ehshkabilov}, Mat. Tr. 11, No. 1, 192--207 (2008; Zbl 1249.47034); translation in Sib. Adv. Math. 19, No. 3, 151--161 (2009) Full Text: DOI
Eshkabilov, Yusup Kh. Spectra of partial integral operators with a kernel of three variables. (English) Zbl 1142.45001 Cent. Eur. J. Math. 6, No. 1, 149-157 (2008). Reviewer: Ulrich Kosel (Freiberg) MSC: 45C05 45P05 47A10 45B05 PDFBibTeX XMLCite \textit{Y. Kh. Eshkabilov}, Cent. Eur. J. Math. 6, No. 1, 149--157 (2008; Zbl 1142.45001) Full Text: DOI
Èshkabilov, Yu. Kh. On the spectral properties of operators in the Friedrichs model with a noncompact kernel in the space of functions of two variables. (Russian) Zbl 1324.47061 Vladikavkaz. Mat. Zh. 8, No. 3, 53-67 (2006). MSC: 47B38 PDFBibTeX XMLCite \textit{Yu. Kh. Èshkabilov}, Vladikavkaz. Mat. Zh. 8, No. 3, 53--67 (2006; Zbl 1324.47061) Full Text: MNR
Eshkabilov, Yu. Kh. A discrete “three-particle” Schrödinger operator in the Hubbard model. (English) Zbl 1177.82075 Theor. Math. Phys. 149, No. 2, 1497-1511 (2006); translation from Teor. Mat. Fiz. 149, No. 2, 228-243 (2006). MSC: 82C10 47B25 PDFBibTeX XMLCite \textit{Yu. Kh. Eshkabilov}, Theor. Math. Phys. 149, No. 2, 1497--1511 (2006; Zbl 1177.82075); translation from Teor. Mat. Fiz. 149, No. 2, 228--243 (2006) Full Text: DOI