Li, Lin; Ge, Weigao A geometrical index for the group \(S^n\) and its applications in periodic solutions of differential and differential-difference equations. (English) Zbl 07759021 J. Math. Anal. Appl. 530, No. 1, Article ID 127665, 27 p. (2024). MSC: 58J20 35B10 58E05 34C25 34K13 PDFBibTeX XMLCite \textit{L. Li} and \textit{W. Ge}, J. Math. Anal. Appl. 530, No. 1, Article ID 127665, 27 p. (2024; Zbl 07759021) Full Text: DOI
Zhang, Li; Pang, Huihui; Ge, Weigao Multiple periodic solutions of differential delay systems with \(2k\) lags. (English) Zbl 1484.34153 AIMS Math. 6, No. 7, 6815-6832 (2021). MSC: 34K13 PDFBibTeX XMLCite \textit{L. Zhang} et al., AIMS Math. 6, No. 7, 6815--6832 (2021; Zbl 1484.34153) Full Text: DOI
Li, Lin; Sun, Hua-fei; Ge, Wei-gao Multiple periodic solutions of differential delay equations with \(2k-1\) lags. (English) Zbl 1442.34111 Acta Math. Appl. Sin., Engl. Ser. 36, No. 2, 390-400 (2020). Reviewer: Zhanyuan Hou (London) MSC: 34K13 58E50 PDFBibTeX XMLCite \textit{L. Li} et al., Acta Math. Appl. Sin., Engl. Ser. 36, No. 2, 390--400 (2020; Zbl 1442.34111) Full Text: DOI
Sun, Zhongmin; Ge, Weigao; Li, Lin Multiple periodic orbits of high-dimensional differential delay systems. (English) Zbl 1487.34133 Adv. Difference Equ. 2019, Paper No. 488, 15 p. (2019). MSC: 34K13 PDFBibTeX XMLCite \textit{Z. Sun} et al., Adv. Difference Equ. 2019, Paper No. 488, 15 p. (2019; Zbl 1487.34133) Full Text: DOI
Li, Lin; Xue, Chunyan; Ge, Weigao Periodic orbits to Kaplan-Yorke like differential delay equations with two lags of ratio \((2k-1)/2\). (English) Zbl 1419.34089 Adv. Difference Equ. 2016, Paper No. 247, 26 p. (2016). MSC: 34B10 34B15 34C25 PDFBibTeX XMLCite \textit{L. Li} et al., Adv. Difference Equ. 2016, Paper No. 247, 26 p. (2016; Zbl 1419.34089) Full Text: DOI
Ge, Weigao; Zhao, Zhihong Multiplicity of solutions to a four-point boundary value problem of a differential system via variational approach. (English) Zbl 1344.34039 Bound. Value Probl. 2016, Paper No. 69, 12 p. (2016). Reviewer: Chun-Lei Tang (Chongqing) MSC: 34B10 34B15 58E50 PDFBibTeX XMLCite \textit{W. Ge} and \textit{Z. Zhao}, Bound. Value Probl. 2016, Paper No. 69, 12 p. (2016; Zbl 1344.34039) Full Text: DOI
Tian, Yu; Ge, Weigao Two solutions for a discrete problem with a \(p\)-Laplacian. (English) Zbl 1295.39005 J. Appl. Math. Comput. 38, No. 1-2, 353-365 (2012). MSC: 39A12 34B18 39A10 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, J. Appl. Math. Comput. 38, No. 1--2, 353--365 (2012; Zbl 1295.39005) Full Text: DOI
Tian, Yu; Ge, Weigao Multiple periodic solutions for a class of non-autonomous Hamiltonian systems with even-typed potentials. (English) Zbl 1267.34070 J. Dyn. Control Syst. 18, No. 3, 339-354 (2012). Reviewer: Alberto Boscaggin (Collegno) MSC: 34C25 47J30 37J45 58E50 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, J. Dyn. Control Syst. 18, No. 3, 339--354 (2012; Zbl 1267.34070) Full Text: DOI
Zhang, Li; Huang, Xiankai; Ge, Weigao Positive solutions of Sturm-Liouville boundary value problems in presence of upper and lower solutions. (English) Zbl 1238.34048 Int. J. Differ. Equ. 2011, Article ID 383294, 11 p. (2011). MSC: 34B18 34B24 58E50 PDFBibTeX XMLCite \textit{L. Zhang} et al., Int. J. Differ. Equ. 2011, Article ID 383294, 11 p. (2011; Zbl 1238.34048) Full Text: DOI
Tian, Yu; Ge, Weigao Multiple solutions of Sturm-Liouville boundary value problem via lower and upper solutions and variational methods. (English) Zbl 1236.34035 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 17, 6733-6746 (2011). Reviewer: Chie-Ping Chu (Taipei) MSC: 34B24 34B15 58E05 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 17, 6733--6746 (2011; Zbl 1236.34035) Full Text: DOI
Tian, Yu; Ge, Weigao Sign-changing and multiple solutions of the Sturm-Liouville boundary value problem via invariant sets of descending flow. (English) Zbl 1231.34034 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 16, 5480-5494 (2011). Reviewer: Pablo Amster (Buenos Aires) MSC: 34B15 58E30 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 16, 5480--5494 (2011; Zbl 1231.34034) Full Text: DOI
Tian, Yu; Ge, Weigao Multiple positive solutions of second-order Sturm-Liouville boundary value problems for impulsive differential equations. (English) Zbl 1200.34032 Rocky Mt. J. Math. 40, No. 2, 643-672 (2010). Reviewer: Jan Tomeček (Olomouc) MSC: 34B37 34B15 34B18 58E30 34B24 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, Rocky Mt. J. Math. 40, No. 2, 643--672 (2010; Zbl 1200.34032) Full Text: DOI
Wang, Libo; Pei, Minghe; Ge, Weigao A generalized quasilinearization method for nonlinear second-order impulsive differential equations involving the \(p\)-Laplacian. (English) Zbl 1196.34015 Acta Appl. Math. 110, No. 1, 247-257 (2010). MSC: 34A45 34B15 34B37 PDFBibTeX XMLCite \textit{L. Wang} et al., Acta Appl. Math. 110, No. 1, 247--257 (2010; Zbl 1196.34015) Full Text: DOI
Tian, Yu; Ge, Weigao Variational methods to Sturm-Liouville boundary value problem for impulsive differential equations. (English) Zbl 1191.34038 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 72, No. 1, 277-287 (2010). Reviewer: Marek Galewski (Łódź) MSC: 34B37 34B15 34B18 58E30 34B24 58E05 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 72, No. 1, 277--287 (2010; Zbl 1191.34038) Full Text: DOI
Lian, Hairong; Ge, Weigao Calculus of variations for a boundary value problem of differential system on the half line. (English) Zbl 1189.34064 Comput. Math. Appl. 58, No. 1, 58-64 (2009). MSC: 34B40 49K10 PDFBibTeX XMLCite \textit{H. Lian} and \textit{W. Ge}, Comput. Math. Appl. 58, No. 1, 58--64 (2009; Zbl 1189.34064) Full Text: DOI
Tian, Yu; Ge, Weigao; Yang, Dianwu Existence results for second-order system with impulse effects via variational methods. (English) Zbl 1208.34032 J. Appl. Math. Comput. 31, No. 1-2, 255-265 (2009). Reviewer: Rosana Rodriguez López (Santiago de Compostela) MSC: 34B37 34B15 34B18 58E30 PDFBibTeX XMLCite \textit{Y. Tian} et al., J. Appl. Math. Comput. 31, No. 1--2, 255--265 (2009; Zbl 1208.34032) Full Text: DOI
Wang, Lin-Lin; Fan, Yong-Hong; Ge, Wei-Gao Existence and multiplicity of solutions for a Neumann problem involving the \(p(x)\)-Laplace operator. (English) Zbl 1173.35402 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 71, No. 9, 4259-4270 (2009). MSC: 35D05 35J20 35J60 35J70 PDFBibTeX XMLCite \textit{L.-L. Wang} et al., Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 71, No. 9, 4259--4270 (2009; Zbl 1173.35402) Full Text: DOI
Tian, Yu; Ge, Weigao Multiple positive solutions for a second order Sturm-Liouville boundary value problem with a \(p\)-Laplacian via variational methods. (English) Zbl 1171.34012 Rocky Mt. J. Math. 39, No. 1, 325-342 (2009). Reviewer: Marek Galewski (Łódź) MSC: 34B18 34B24 34B15 58E30 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, Rocky Mt. J. Math. 39, No. 1, 325--342 (2009; Zbl 1171.34012) Full Text: DOI
Tian, Yu; Ge, Weigao The existence of solutions for a second-order discrete Neumann problem with a \(p\)-Laplacian. (English) Zbl 1156.39009 J. Appl. Math. Comput. 26, No. 1-2, 333-340 (2008). Reviewer: Victor I. Tkachenko (Kyïv) MSC: 39A12 34B18 39A11 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, J. Appl. Math. Comput. 26, No. 1--2, 333--340 (2008; Zbl 1156.39009) Full Text: DOI
Tian, Yu; Ge, Weigao Multiple solutions for certain nonlinear second-order systems. (English) Zbl 1216.34020 J. Appl. Math. Comput. 25, No. 1-2, 353-361 (2007). MSC: 34B15 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, J. Appl. Math. Comput. 25, No. 1--2, 353--361 (2007; Zbl 1216.34020) Full Text: DOI
Tian, Yu; Du, Zengji; Ge, Weigao Existence results for discrete Sturm-Liouville problem via variational methods. (English) Zbl 1129.39007 J. Difference Equ. Appl. 13, No. 6, 467-478 (2007). Reviewer: Zhiming Guo (Guangzhou) MSC: 39A12 39A10 34B18 PDFBibTeX XMLCite \textit{Y. Tian} et al., J. Difference Equ. Appl. 13, No. 6, 467--478 (2007; Zbl 1129.39007) Full Text: DOI
Tian, Yu; Ge, Weigao Periodic solutions of non-autonomous second-order systems with a p-Laplacian. (English) Zbl 1116.34034 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 66, No. 1, 192-203 (2007). Reviewer: Alessandro Fonda (Trieste) MSC: 34C25 PDFBibTeX XMLCite \textit{Y. Tian} and \textit{W. Ge}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 66, No. 1, 192--203 (2007; Zbl 1116.34034) Full Text: DOI
Tian, Yu; Zhang, Guosheng; Ge, Weigao Periodic solutions for a quasilinear non-autonomous second-order system. (English) Zbl 1116.34035 J. Appl. Math. Comput. 22, No. 1-2, 263-271 (2006). Reviewer: Fuhua Ling (Milpitas) MSC: 34C25 PDFBibTeX XMLCite \textit{Y. Tian} et al., J. Appl. Math. Comput. 22, No. 1--2, 263--271 (2006; Zbl 1116.34035) Full Text: DOI
He, Xiaoming; Ge, Weigao Existence of three solutions for a quasilinear two-point boundary value problem. (English) Zbl 1039.34011 Comput. Math. Appl. 45, No. 4-5, 765-769 (2003). Reviewer: Victor S. Rykhlov (Saratov) MSC: 34B15 34B24 PDFBibTeX XMLCite \textit{X. He} and \textit{W. Ge}, Comput. Math. Appl. 45, No. 4--5, 765--769 (2003; Zbl 1039.34011) Full Text: DOI