Chen, Aiyong; Zhang, Huiyang The number of zeros of abelian integral for a quintic Hamiltonian systems with a rose-figure loop. (English) Zbl 1499.34227 J. Dyn. Syst. Geom. Theor. 18, No. 1, 97-109 (2020). MSC: 34C08 37J46 34C07 PDFBibTeX XMLCite \textit{A. Chen} and \textit{H. Zhang}, J. Dyn. Syst. Geom. Theor. 18, No. 1, 97--109 (2020; Zbl 1499.34227) Full Text: DOI
Fang, Qigui The number of limit cycles of a kind of isochronous system. (Chinese. English summary) Zbl 1474.34234 J. Northwest Norm. Univ., Nat. Sci. 56, No. 5, 18-21 (2020). MSC: 34C07 34C05 34C23 PDFBibTeX XMLCite \textit{Q. Fang}, J. Northwest Norm. Univ., Nat. Sci. 56, No. 5, 18--21 (2020; Zbl 1474.34234) Full Text: DOI
Adolphson, Alan; Sperber, Steven Newton polytopes and algebraic hypergeometric series. (English) Zbl 1466.14024 Trans. Am. Math. Soc. 373, No. 12, 8365-8389 (2020). MSC: 14F40 14D07 PDFBibTeX XMLCite \textit{A. Adolphson} and \textit{S. Sperber}, Trans. Am. Math. Soc. 373, No. 12, 8365--8389 (2020; Zbl 1466.14024) Full Text: DOI arXiv
Yang, Jihua Bifurcation of limit cycles of the nongeneric quadratic reversible system with discontinuous perturbations. (English) Zbl 1510.34079 Sci. China, Math. 63, No. 5, 873-886 (2020). MSC: 34C23 34C05 34C07 34A36 34E10 34C14 PDFBibTeX XMLCite \textit{J. Yang}, Sci. China, Math. 63, No. 5, 873--886 (2020; Zbl 1510.34079) Full Text: DOI arXiv
Dai, Jialiang Generalized Picard-Fuchs operators from Whitham hierarchy in \(\mathcal{N} = 2\) supersymmetric gauge theory with massless hypermultiplets. (English. Russian original) Zbl 1445.81038 Theor. Math. Phys. 202, No. 2, 150-164 (2020); translation from Teor. Mat. Fiz. 202, No. 2, 170-186 (2020). MSC: 81T13 81T60 35Q40 14D21 47A56 14D05 PDFBibTeX XMLCite \textit{J. Dai}, Theor. Math. Phys. 202, No. 2, 150--164 (2020; Zbl 1445.81038); translation from Teor. Mat. Fiz. 202, No. 2, 170--186 (2020) Full Text: DOI
Yang, Jihua Picard-Fuchs equation applied to quadratic isochronous systems with two switching lines. (English) Zbl 1445.34041 Int. J. Bifurcation Chaos Appl. Sci. Eng. 30, No. 3, Article ID 2050042, 17 p. (2020). MSC: 34A36 34C05 34C07 34C23 34E10 PDFBibTeX XMLCite \textit{J. Yang}, Int. J. Bifurcation Chaos Appl. Sci. Eng. 30, No. 3, Article ID 2050042, 17 p. (2020; Zbl 1445.34041) Full Text: DOI
Yang, Jihua Limit cycle bifurcations from a quadratic center with two switching lines. (English) Zbl 1450.34025 Qual. Theory Dyn. Syst. 19, No. 1, Paper No. 21, 21 p. (2020). Reviewer: Changjin Xu (Guiyang) MSC: 34C05 34A36 34C23 34C25 34C07 PDFBibTeX XMLCite \textit{J. Yang}, Qual. Theory Dyn. Syst. 19, No. 1, Paper No. 21, 21 p. (2020; Zbl 1450.34025) Full Text: DOI
Yang, Jihua; Zhang, Erli On the number of limit cycles for a class of piecewise smooth Hamiltonian systems with discontinuous perturbations. (English) Zbl 1472.34026 Nonlinear Anal., Real World Appl. 52, Article ID 103046, 10 p. (2020). Reviewer: Valery A. Gaiko (Minsk) MSC: 34A36 34E10 34C05 37J40 34C07 PDFBibTeX XMLCite \textit{J. Yang} and \textit{E. Zhang}, Nonlinear Anal., Real World Appl. 52, Article ID 103046, 10 p. (2020; Zbl 1472.34026) Full Text: DOI