Veliev, O. A. On the spectrality and spectral expansion of the non-self-adjoint Mathieu-Hill operator in \(L_2(-\infty, \infty)\). (English) Zbl 1457.34123 Commun. Pure Appl. Anal. 19, No. 3, 1537-1562 (2020). Reviewer: Hubert Kalf (München) MSC: 34L05 34L40 34L20 PDFBibTeX XMLCite \textit{O. A. Veliev}, Commun. Pure Appl. Anal. 19, No. 3, 1537--1562 (2020; Zbl 1457.34123) Full Text: DOI arXiv
Pava, Jaime Angulo; Hernández Melo, César A. On stability properties of the cubic-quintic Schrödinger equation with \(\delta\)-point interaction. (English) Zbl 1416.35245 Commun. Pure Appl. Anal. 18, No. 4, 2093-2116 (2019). MSC: 35Q55 37K40 37K45 47E05 35J61 37B30 PDFBibTeX XMLCite \textit{J. A. Pava} and \textit{C. A. Hernández Melo}, Commun. Pure Appl. Anal. 18, No. 4, 2093--2116 (2019; Zbl 1416.35245) Full Text: DOI arXiv
Veliev, Oktay Spectral expansion series with parenthesis for the nonself-adjoint periodic differential operators. (English) Zbl 1406.34100 Commun. Pure Appl. Anal. 18, No. 1, 397-424 (2019). Reviewer: Andreas Fleige (Dortmund) MSC: 34L05 34L10 34L20 34L25 PDFBibTeX XMLCite \textit{O. Veliev}, Commun. Pure Appl. Anal. 18, No. 1, 397--424 (2019; Zbl 1406.34100) Full Text: DOI arXiv
Sousa, Rúben; Yakubovich, Semyon The spectral expansion approach to index transforms and connections with the theory of diffusion processes. (English) Zbl 1395.44012 Commun. Pure Appl. Anal. 17, No. 6, 2351-2378 (2018). MSC: 44A15 34B24 34L10 60H30 PDFBibTeX XMLCite \textit{R. Sousa} and \textit{S. Yakubovich}, Commun. Pure Appl. Anal. 17, No. 6, 2351--2378 (2018; Zbl 1395.44012) Full Text: DOI arXiv
Veliev, O. A. Essential spectral singularities and the spectral expansion for the Hill operator. (English) Zbl 06790272 Commun. Pure Appl. Anal. 16, No. 6, 2227-2251 (2017). MSC: 47E05 34L05 PDFBibTeX XMLCite \textit{O. A. Veliev}, Commun. Pure Appl. Anal. 16, No. 6, 2227--2251 (2017; Zbl 06790272) Full Text: DOI arXiv