Bai, Liang; Dai, Binxiang; Nieto, Juan Necessary and sufficient conditions for the existence of non-constant solutions generated by impulses of second order BVPs with convex potential. (English) Zbl 1413.34119 Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 1, 13 p. (2018). MSC: 34B37 47J30 PDFBibTeX XMLCite \textit{L. Bai} et al., Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 1, 13 p. (2018; Zbl 1413.34119) Full Text: DOI
Bai, Liang; Wang, Xiaoyun Subharmonic solutions with prescribed minimal period for a class of second order impulsive systems. (English) Zbl 1413.34149 Electron. J. Qual. Theory Differ. Equ. 2017, Paper No. 54, 11 p. (2017). MSC: 34C25 34B37 58E50 34A37 PDFBibTeX XMLCite \textit{L. Bai} and \textit{X. Wang}, Electron. J. Qual. Theory Differ. Equ. 2017, Paper No. 54, 11 p. (2017; Zbl 1413.34149) Full Text: DOI