Mitrokhin, Sergeĭ Ivanovich Spectral properties of an even-order differential operator with a discontinuous weight function. (Russian. English summary) Zbl 1513.34087 Vestn. Ross. Univ., Mat. 27, No. 137, 37-57 (2022). MSC: 34B09 47J10 47E05 34L20 34L05 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Vestn. Ross. Univ., Mat. 27, No. 137, 37--57 (2022; Zbl 1513.34087) Full Text: DOI MNR
Mitrokhin, Sergeĭ Ivanovich On the asymptotics of spectrum of an even-order differential operator with a delta-function potential. (Russian. English summary) Zbl 1499.34441 Vestn. Samar. Gos. Tekh. Univ., Ser. Fiz.-Mat. Nauki 25, No. 4, 634-662 (2021). MSC: 34L20 47E05 34B09 34L15 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Vestn. Samar. Gos. Tekh. Univ., Ser. Fiz.-Mat. Nauki 25, No. 4, 634--662 (2021; Zbl 1499.34441) Full Text: DOI MNR
Mitrokhin, Sergeĭ Ivanovich On the study of the spectral properties of differential operators with a smooth weight function. (Russian. English summary) Zbl 1482.34201 Vestn. Ross. Univ., Mat. 25, No. 129, 25-47 (2020). MSC: 34L05 34B09 34L20 34A45 34L10 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Vestn. Ross. Univ., Mat. 25, No. 129, 25--47 (2020; Zbl 1482.34201) Full Text: DOI MNR
Mitrokhin, Sergeĭ Ivanovich On the study of the spectrum of a functional-differential operator with a summable potential. (Russian. English summary) Zbl 1463.34262 Vladikavkaz. Mat. Zh. 21, No. 2, 38-57 (2019). MSC: 34K08 34K10 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Vladikavkaz. Mat. Zh. 21, No. 2, 38--57 (2019; Zbl 1463.34262) Full Text: DOI MNR
Mitrokhin, S. I. Asymptotics of the spectrum of family functional-differential operators with summable potential. (Russian. English summary) Zbl 1438.34331 Sib. Zh. Chist. Prikl. Mat. 18, No. 4, 56-80 (2018). MSC: 34L20 34B09 34L10 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Sib. Zh. Chist. Prikl. Mat. 18, No. 4, 56--80 (2018; Zbl 1438.34331) Full Text: MNR
Mitrokhin, S. I. Asymptotics of eigenvalues of fourth order differential operator with alternating weight function. (English. Russian original) Zbl 1427.34115 Mosc. Univ. Math. Bull. 73, No. 6, 254-265 (2018); translation from Vestn. Mosk. Univ., Ser. I 73, No. 6, 46-58 (2018). Reviewer: Jiři Lipovský (Hradec Kralove) MSC: 34L20 34B09 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Mosc. Univ. Math. Bull. 73, No. 6, 254--265 (2018; Zbl 1427.34115); translation from Vestn. Mosk. Univ., Ser. I 73, No. 6, 46--58 (2018) Full Text: DOI
Mitrokhin, S. I. Asymptotics of eigenvalues of differential operator with alternating weight function. (English. Russian original) Zbl 1403.34066 Russ. Math. 62, No. 6, 27-42 (2018); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2018, No. 6, 31-47 (2018). Reviewer: Fatma Hıra (Çorum) MSC: 34L20 34B05 34B09 34L10 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Russ. Math. 62, No. 6, 27--42 (2018; Zbl 1403.34066); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2018, No. 6, 31--47 (2018) Full Text: DOI
Mitrokhin, Sergeĭ Ivanovich Study of differential operator with summable potential and discontinuous weight function. (Russian. English summary) Zbl 1463.34346 Ufim. Mat. Zh. 9, No. 4, 74-86 (2017); translation in Ufa Math. J. 9, No. 4, 72-84 (2017). MSC: 34L05 34L15 34L20 47E05 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Ufim. Mat. Zh. 9, No. 4, 74--86 (2017; Zbl 1463.34346); translation in Ufa Math. J. 9, No. 4, 72--84 (2017) Full Text: DOI MNR
Mitrokhin, Sergeĭ Ivanovich A periodic boundary value problem for a fourth order differential operator with a summable potential. (Russian. English summary) Zbl 1460.34028 Vladikavkaz. Mat. Zh. 19, No. 4, 35-49 (2017). MSC: 34B09 34L20 34A45 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Vladikavkaz. Mat. Zh. 19, No. 4, 35--49 (2017; Zbl 1460.34028) Full Text: MNR
Mitrokhin, S. I. Asymptotic behavior of the spectrum of a multipoint differential operator with an integrable potential. (Russian, English) Zbl 1438.34330 Sib. Zh. Chist. Prikl. Mat. 17, No. 2, 69-81 (2017); translation in J. Math. Sci., New York 231, No. 2, 243-254 (2018). MSC: 34L20 34L05 34B09 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Sib. Zh. Chist. Prikl. Mat. 17, No. 2, 69--81 (2017; Zbl 1438.34330); translation in J. Math. Sci., New York 231, No. 2, 243--254 (2018) Full Text: DOI
Mitrokhin, S. I. On the spectrum of the multipoint boundary value problem for an odd order differential operator with summable potential. (Russian. English summary) Zbl 1413.34083 Mat. Zamet. SVFU 24, No. 1, 26-42 (2017). MSC: 34B09 34B10 34L20 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Mat. Zamet. SVFU 24, No. 1, 26--42 (2017; Zbl 1413.34083) Full Text: MNR
Mitrokhin, Sergei I. Multipoint differential operators: “splitting” of the multiple in main eigenvalues. (Russian. English summary) Zbl 1373.34126 Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 17, No. 1, 5-18 (2017). MSC: 34L20 34B09 34B10 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Izv. Sarat. Univ. (N.S.), Ser. Mat. Mekh. Inform. 17, No. 1, 5--18 (2017; Zbl 1373.34126) Full Text: DOI
Mitrokhin, S. I. On a study of the spectrum of a boundary value problem for the fifth-order differential operator with integrable potential. (Russian. English summary) Zbl 1399.34273 Mat. Zamet. SVFU 23, No. 2, 78-89 (2016). MSC: 34L05 47E05 34L20 34B09 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Mat. Zamet. SVFU 23, No. 2, 78--89 (2016; Zbl 1399.34273) Full Text: MNR
Mitrokhin, S. I. About spectral properties of a family of differential operators of the high even order with a summable potential. (Russian. English summary) Zbl 1379.34025 Vestn. Voronezh. Gos. Univ., Ser. Fiz. Mat. 2016, No. 4, 127-141 (2016). MSC: 34B09 34L05 34L20 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Vestn. Voronezh. Gos. Univ., Ser. Fiz. Mat. 2016, No. 4, 127--141 (2016; Zbl 1379.34025)
Mitrokhin, Sergey Ivanovich The asymptotics of the eigenvalues of the model boundary value problem for differential operator of high order with summable potential. (Russian. English summary) Zbl 1360.34036 Differ. Uravn. Protsessy Upr. 2016, No. 4, 132-144 (2016). MSC: 34B09 34L20 34L15 34L10 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Differ. Uravn. Protsessy Upr. 2016, No. 4, 132--144 (2016; Zbl 1360.34036) Full Text: Link
Mitrokhin, S. I. Spectral properties of second-order differential operators with a discontinuous positive weight function. (English. Russian original) Zbl 0980.34079 Dokl. Math. 56, No. 2, 652-654 (1997); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 356, No. 1, 13-15 (1997). MSC: 34L20 34B24 34L40 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Dokl. Math. 56, No. 2, 13--15 (1997; Zbl 0980.34079); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 356, No. 1, 13--15 (1997)
Mitrokhin, S. I. On the “splitting” of multiplicity in principal eigenvalues of multipoint boundary value problems. (English. Russian original) Zbl 0905.34016 Russ. Math. 41, No. 3, 37-42 (1997); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1997, No. 3(418), 38-43 (1997). Reviewer: I.Rachůnková (Olomouc) MSC: 34B10 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Russ. Math. 41, No. 3, 37--42 (1997; Zbl 0905.34016); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1997, No. 3(418), 38--43 (1997)
Mitrokhin, S. I. On spectral properties of differential operators with discontinuous coefficients. (Russian) Zbl 0824.47040 Differ. Uravn. 28, No. 3, 530-532 (1992). MSC: 47E05 47A10 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Differ. Uravn. 28, No. 3, 530--532 (1992; Zbl 0824.47040)
Mitrokhin, S. I. Trace formulas for a boundary-value problem with a functional- differential equation having a discontinuous coefficient. (English. Russian original) Zbl 0612.34062 Differ. Equations 22, 645-648 (1986); translation from Differ. Uravn. 22, No. 6, 927-931 (1986). Reviewer: M.M.Konstantinov MSC: 34K10 34L99 PDFBibTeX XMLCite \textit{S. I. Mitrokhin}, Differ. Equations 22, 645--648 (1986; Zbl 0612.34062); translation from Differ. Uravn. 22, No. 6, 927--931 (1986)