Fedotov, A. A. Complex WKB method for a system of two linear difference equations. (English. Russian original) Zbl 07491003 St. Petersbg. Math. J. 33, No. 2, 405-425 (2022); translation from Algebra Anal. 33, No. 2, 298-326 (2021). MSC: 39A45 39A12 34M30 34M60 PDF BibTeX XML Cite \textit{A. A. Fedotov}, St. Petersbg. Math. J. 33, No. 2, 405--425 (2022; Zbl 07491003); translation from Algebra Anal. 33, No. 2, 298--326 (2021) Full Text: DOI OpenURL
Fedotov, Alexander; Shchetka, Ekaterina Difference equations in the complex plane: quasiclassical asymptotics and Berry phase. (English) Zbl 07485303 Appl. Anal. 101, No. 1, 274-296 (2022). MSC: 39A45 PDF BibTeX XML Cite \textit{A. Fedotov} and \textit{E. Shchetka}, Appl. Anal. 101, No. 1, 274--296 (2022; Zbl 07485303) Full Text: DOI arXiv OpenURL
Ivanov, Alexey V. On singularly perturbed linear cocycles over irrational rotations. (English) Zbl 07441605 Regul. Chaotic Dyn. 26, No. 3, 205-221 (2021). MSC: 37H15 37A20 37C55 37D25 PDF BibTeX XML Cite \textit{A. V. Ivanov}, Regul. Chaotic Dyn. 26, No. 3, 205--221 (2021; Zbl 07441605) Full Text: DOI arXiv OpenURL
Fedotov, Alexander; Klopp, Frédéric The complex WKB method for difference equations and Airy functions. (English) Zbl 1425.39011 SIAM J. Math. Anal. 51, No. 6, 4413-4447 (2019). MSC: 39A45 39A12 33C10 PDF BibTeX XML Cite \textit{A. Fedotov} and \textit{F. Klopp}, SIAM J. Math. Anal. 51, No. 6, 4413--4447 (2019; Zbl 1425.39011) Full Text: DOI arXiv OpenURL
Fedotov, A. A. Monodromization method in the theory of almost-periodic equations. (English. Russian original) Zbl 1326.39011 St. Petersbg. Math. J. 25, No. 2, 303-325 (2014); translation from Algebra Anal. 25, No. 2, 203-235 (2013). MSC: 39A24 PDF BibTeX XML Cite \textit{A. A. Fedotov}, St. Petersbg. Math. J. 25, No. 2, 303--325 (2014; Zbl 1326.39011); translation from Algebra Anal. 25, No. 2, 203--235 (2013) Full Text: DOI OpenURL
Babich, V. M.; Budylin, A. M.; Dmitrieva, L. A.; Fedotov, A. A.; Komech, A. I.; Levin, S. B.; Perel, M. V.; Rybakina, E. A.; Sukhanov, V. V. On the mathematical work of Vladimir Savel’evich Buslaev. (English. Russian original) Zbl 1304.35001 St. Petersbg. Math. J. 25, No. 2, 151-174 (2014); translation from Algebra Anal. 25, No. 2, 3-36 (2013). MSC: 35-00 01A70 PDF BibTeX XML Cite \textit{V. M. Babich} et al., St. Petersbg. Math. J. 25, No. 2, 151--174 (2014; Zbl 1304.35001); translation from Algebra Anal. 25, No. 2, 3--36 (2013) Full Text: DOI OpenURL
Fedotov, Alexander; Klopp, Frédéric On the absolutely continuous spectrum of one-dimensional quasi-periodic Schrödinger operators in the adiabatic limit. (English) Zbl 1101.34069 Trans. Am. Math. Soc. 357, No. 11, 4481-4516 (2005). MSC: 34L40 34E20 34M60 47A10 47E05 81Q05 81Q10 PDF BibTeX XML Cite \textit{A. Fedotov} and \textit{F. Klopp}, Trans. Am. Math. Soc. 357, No. 11, 4481--4516 (2005; Zbl 1101.34069) Full Text: DOI OpenURL