Huang, Wentao; Gu, Jieping; Wang, Qinlong; Zegeling, André Bifurcation of limit cycles and isochronous centers on center manifolds for four-dimensional systems. (English) Zbl 07780529 Math. Methods Appl. Sci. 45, No. 4, 2151-2165 (2022). Reviewer: Yanqin Xiong (Nanjing) MSC: 34C05 34C23 34C45 34C07 34C25 PDFBibTeX XMLCite \textit{W. Huang} et al., Math. Methods Appl. Sci. 45, No. 4, 2151--2165 (2022; Zbl 07780529) Full Text: DOI
Wang, Qinlong; Xiong, Yu’e; Huang, Wentao; Romanovski, Valery G. Isolated periodic wave trains in a generalized Burgers-Huxley equation. (English) Zbl 1499.35058 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 4, 16 p. (2022). MSC: 35B32 34C07 34D20 37J20 35Q51 PDFBibTeX XMLCite \textit{Q. Wang} et al., Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 4, 16 p. (2022; Zbl 1499.35058) Full Text: DOI
Huang, Wentao; Wang, Qinlong; Chen, Aiyong Hopf bifurcation and the centers on center manifold for a class of three-dimensional circuit system. (English) Zbl 1453.34069 Math. Methods Appl. Sci. 43, No. 4, 1988-2000 (2020). Reviewer: Hao Wu (Nanjing) MSC: 34C60 94C60 34C05 34C23 34C07 34C45 PDFBibTeX XMLCite \textit{W. Huang} et al., Math. Methods Appl. Sci. 43, No. 4, 1988--2000 (2020; Zbl 1453.34069) Full Text: DOI
He, Dongping; Huang, Wentao; Wang, Qinlong Small amplitude limit cycles and local bifurcation of critical periods for a quartic Kolmogorov system. (English) Zbl 1446.34050 Qual. Theory Dyn. Syst. 19, No. 2, Paper No. 68, 18 p. (2020). MSC: 34C05 34C07 34E10 34C23 PDFBibTeX XMLCite \textit{D. He} et al., Qual. Theory Dyn. Syst. 19, No. 2, Paper No. 68, 18 p. (2020; Zbl 1446.34050) Full Text: DOI
Du, Chaoxiong; Wang, Qinlong; Liu, Yirong; Zhang, Qi Limit cycle bifurcation for a nilpotent system in \(Z_3\)-equivariant vector field. (English) Zbl 1456.34037 J. Appl. Anal. Comput. 7, No. 4, 1463-1477 (2017). Reviewer: Tao Li (Chengdu) MSC: 34C23 34C07 34C05 34C14 PDFBibTeX XMLCite \textit{C. Du} et al., J. Appl. Anal. Comput. 7, No. 4, 1463--1477 (2017; Zbl 1456.34037) Full Text: DOI
Sang, Bo; Wang, Qinlong The center-focus problem and bifurcation of limit cycles in a class of 7th-degree polynomial systems. (English) Zbl 1463.34142 J. Appl. Anal. Comput. 6, No. 3, 817-826 (2016). MSC: 34C07 34C05 34C23 34C14 34E10 PDFBibTeX XMLCite \textit{B. Sang} and \textit{Q. Wang}, J. Appl. Anal. Comput. 6, No. 3, 817--826 (2016; Zbl 1463.34142) Full Text: DOI
Sang, Bo; Fercec, Brigita; Wang, Qin-Long Limit cycles bifurcated from a center in a three dimensional system. (English) Zbl 1350.34036 Electron. J. Differ. Equ. 2016, Paper No. 109, 11 p. (2016). Reviewer: Marco Spadini (Firenze) MSC: 34C23 34C05 34C07 34C41 PDFBibTeX XMLCite \textit{B. Sang} et al., Electron. J. Differ. Equ. 2016, Paper No. 109, 11 p. (2016; Zbl 1350.34036) Full Text: EMIS
Wang, Qin-long; Huang, Wen-tao; Liu, Yi-rong Multiple limit cycles bifurcation from the degenerate singularity for a class of three-dimensional systems. (English) Zbl 1387.34061 Acta Math. Appl. Sin., Engl. Ser. 32, No. 1, 73-80 (2016). Reviewer: Klaus R. Schneider (Berlin) MSC: 34C23 34C05 34C07 PDFBibTeX XMLCite \textit{Q.-l. Wang} et al., Acta Math. Appl. Sin., Engl. Ser. 32, No. 1, 73--80 (2016; Zbl 1387.34061) Full Text: DOI
Sang, Bo; Wang, Qin-Long; Huang, Wen-Tao Computation of focal values and stability analysis of 4-dimensional systems. (English) Zbl 1329.34070 Electron. J. Differ. Equ. 2015, Paper No. 209, 11 p. (2015). MSC: 34C05 34C07 34C23 PDFBibTeX XMLCite \textit{B. Sang} et al., Electron. J. Differ. Equ. 2015, Paper No. 209, 11 p. (2015; Zbl 1329.34070) Full Text: EMIS
Du, Chaoxiong; Wang, Qinlong; Liu, Yirong Limit cycles bifurcations for a class of 3-dimensional quadratic systems. (English) Zbl 1320.34050 Acta Appl. Math. 136, No. 1, 1-18 (2015). MSC: 34C07 37C10 35C05 34C23 37G10 PDFBibTeX XMLCite \textit{C. Du} et al., Acta Appl. Math. 136, No. 1, 1--18 (2015; Zbl 1320.34050) Full Text: DOI
Song, Shugang; Feng, Jingjing; Wang, Qinlong The center conditions and bifurcation of limit cycles at the degenerate singularity of a three-dimensional system. (English) Zbl 1463.34144 J. Appl. Math. 2014, Article ID 546243, 8 p. (2014). MSC: 34C07 34C05 34C23 34E10 34C45 PDFBibTeX XMLCite \textit{S. Song} et al., J. Appl. Math. 2014, Article ID 546243, 8 p. (2014; Zbl 1463.34144) Full Text: DOI
He, Xianping; Feng, Jingjing; Wang, Qinlong Limit cycle bifurcations for a class of degenerate singularities. (English) Zbl 1313.34118 Ann. Differ. Equations 30, No. 2, 150-156 (2014). MSC: 34C23 34C05 34C07 PDFBibTeX XMLCite \textit{X. He} et al., Ann. Differ. Equations 30, No. 2, 150--156 (2014; Zbl 1313.34118)
Wang, Qinlong; Huang, Wentao; Li, Bai-Lian Limit cycles and singular point quantities for a 3D Lotka-Volterra system. (English) Zbl 1220.34051 Appl. Math. Comput. 217, No. 21, 8856-8859 (2011). MSC: 34C05 34C07 34C45 34C23 92D25 PDFBibTeX XMLCite \textit{Q. Wang} et al., Appl. Math. Comput. 217, No. 21, 8856--8859 (2011; Zbl 1220.34051) Full Text: DOI
Wang, Qin Long; Liu, Yi Rong Generalized isochronous centers for complex systems. (English) Zbl 1214.34026 Acta Math. Sin., Engl. Ser. 26, No. 9, 1779-1792 (2010). Reviewer: M. A. M. Alwash (Culver City) MSC: 34C07 34C05 PDFBibTeX XMLCite \textit{Q. L. Wang} and \textit{Y. R. Liu}, Acta Math. Sin., Engl. Ser. 26, No. 9, 1779--1792 (2010; Zbl 1214.34026) Full Text: DOI
Wang, Qinlong; Liu, Yirong; Du, Chaoxiong Small limit cycles bifurcating from fine focus points in quartic order \(Z_{3}\)-equivariant vector fields. (English) Zbl 1134.34020 J. Math. Anal. Appl. 337, No. 1, 524-536 (2008). Reviewer: Alexander Grin (Grodno) MSC: 34C07 34C05 34C23 PDFBibTeX XMLCite \textit{Q. Wang} et al., J. Math. Anal. Appl. 337, No. 1, 524--536 (2008; Zbl 1134.34020) Full Text: DOI
Wang, Qin-Long; Liu, Yi-Rong Bifurcation and isochronicity at infinity in a class of cubic polynomial vector fieldss. (English) Zbl 1136.34038 Acta Math. Appl. Sin., Engl. Ser. 23, No. 3, 451-466 (2007). Reviewer: Valery A. Gaiko (Minsk) MSC: 34C05 34C07 PDFBibTeX XMLCite \textit{Q.-L. Wang} and \textit{Y.-R. Liu}, Acta Math. Appl. Sin., Engl. Ser. 23, No. 3, 451--466 (2007; Zbl 1136.34038) Full Text: DOI