Zemánek, Petr Non-limit-circle and limit-point criteria for symplectic and linear Hamiltonian systems. (English) Zbl 07747200 Math. Nachr. 296, No. 1, 434-459 (2023). MSC: 37Jxx 34B20 34N05 39A12 PDF BibTeX XML Cite \textit{P. Zemánek}, Math. Nachr. 296, No. 1, 434--459 (2023; Zbl 07747200) Full Text: DOI
Šimon Hilscher, Roman; Zemánek, Petr Limit circle invariance for two differential systems on time scales. (English) Zbl 1312.34142 Math. Nachr. 288, No. 5-6, 696-709 (2015). MSC: 34N05 34B20 34A30 PDF BibTeX XML Cite \textit{R. Šimon Hilscher} and \textit{P. Zemánek}, Math. Nachr. 288, No. 5--6, 696--709 (2015; Zbl 1312.34142) Full Text: DOI
Clark, Stephen L.; Zemánek, Petr On discrete symplectic systems: associated maximal and minimal linear relations and nonhomogeneous problems. (English) Zbl 1297.39008 J. Math. Anal. Appl. 421, No. 1, 779-805 (2015). MSC: 39A12 37J05 39A10 PDF BibTeX XML Cite \textit{S. L. Clark} and \textit{P. Zemánek}, J. Math. Anal. Appl. 421, No. 1, 779--805 (2015; Zbl 1297.39008) Full Text: DOI arXiv