Dong, Yujun; Long, Yiming Closed characteristics on asymmetric convex hypersurfaces in \(\mathbb{R}^{2n}\) and the corresponding pinching conditions. (English) Zbl 1073.53010 Acta Math. Sin., Engl. Ser. 20, No. 2, 223-232 (2004). Reviewer: Carla Peri (Milano-Largo) MSC: 53A07 52A20 PDFBibTeX XMLCite \textit{Y. Dong} and \textit{Y. Long}, Acta Math. Sin., Engl. Ser. 20, No. 2, 223--232 (2004; Zbl 1073.53010) Full Text: DOI
Dong, Yujun; Long, Yiming Closed characteristics on partially symmetric compact convex hypersurfaces in \(\mathbb R^{2n}\). (English) Zbl 1109.37048 J. Differ. Equations 196, No. 1, 226-248 (2004). MSC: 37J45 53D05 58E05 PDFBibTeX XMLCite \textit{Y. Dong} and \textit{Y. Long}, J. Differ. Equations 196, No. 1, 226--248 (2004; Zbl 1109.37048) Full Text: DOI