Kozlov, Vladimir Domain dependence of eigenvalues of elliptic type operators. (English) Zbl 1292.35186 Math. Ann. 357, No. 4, 1509-1539 (2013). MSC: 35P20 PDFBibTeX XMLCite \textit{V. Kozlov}, Math. Ann. 357, No. 4, 1509--1539 (2013; Zbl 1292.35186) Full Text: DOI arXiv
Kozlov, Vladimir \(L^{q}\)-perturbations of leading coefficients of elliptic operators: Asymptotics of eigenvalues. (English) Zbl 1162.35436 Abstr. Appl. Anal. 2006, Article ID 26845, 15 p. (2006). MSC: 35P20 35J30 35B20 PDFBibTeX XMLCite \textit{V. Kozlov}, Abstr. Appl. Anal. 2006, Article ID 26845, 15 p. (2006; Zbl 1162.35436) Full Text: DOI EuDML
Kozlov, V. A.; Maz’ya, V. G.; Rossmann, J. Spectral problems associated with corner singularities of solutions to elliptic equations. (English) Zbl 0965.35003 Mathematical Surveys and Monographs. 85. Providence, RI: American Mathematical Society (AMS). ix, 436 p. (2001). Reviewer: Z.G.Sheftel’ (Göttingen) MSC: 35-02 35J40 35R05 35P20 46N20 PDFBibTeX XMLCite \textit{V. A. Kozlov} et al., Spectral problems associated with corner singularities of solutions to elliptic equations. Providence, RI: American Mathematical Society (AMS) (2001; Zbl 0965.35003)
Koslov, V. A.; Rossmann, J. On the behaviour of the spectrum of parameter-depending operators under small variation of the domain and an application to operator pencils generated by elliptic boundary value problems in a cone. (English) Zbl 0799.35172 Math. Nachr. 153, 123-129 (1991). MSC: 35P20 35J30 PDFBibTeX XMLCite \textit{V. A. Koslov} and \textit{J. Rossmann}, Math. Nachr. 153, 123--129 (1991; Zbl 0799.35172) Full Text: DOI
Kozlov, V. A. On an estimate of the remainder in the formula of the asymptotics of the spectrum of non-semibounded elliptic systems. (Russian) Zbl 0421.35070 Vestn. Leningr. Univ. 1979, No. 19, Mat. Mekh. Astron. 1979, No. 4, 112-113 (1979). MSC: 35P20 35R20 35J99 PDFBibTeX XMLCite \textit{V. A. Kozlov}, Vestn. Leningr. Univ., Mat. Mekh. Astron. 1979, No. 4, 112--113 (1979; Zbl 0421.35070)
Kozlov, V. A. The asymptotics of the spectrum of non semi-bounded elliptic systems. (Russian) Zbl 0417.35059 Probl. Mat. Anal. 7, 70-83 (1979). MSC: 35P20 35J45 35R20 PDFBibTeX XMLCite \textit{V. A. Kozlov}, Probl. Mat. Anal. 7, 70--83 (1979; Zbl 0417.35059)
Kozlov, V. A. On asymptotics of the spectrum of non-semi-bounded elliptic systems. (Russian) Zbl 0396.35075 Vestn. Leningr. Univ. 1979, No. 1, Mat. Mekh. Astron. 1979, No. 1, 129-130 (1979). MSC: 35P20 35J45 PDFBibTeX XMLCite \textit{V. A. Kozlov}, Vestn. Leningr. Univ., Mat. Mekh. Astron. 1979, No. 1, 129--130 (1979; Zbl 0396.35075)