Ding, Lei; Sun, Mingzheng; Tian, Rushun A remark on the Ambrosetti-Prodi type problem. (English) Zbl 1445.35178 Appl. Math. Lett. 111, Article ID 106648, 7 p. (2021). MSC: 35J91 35J61 35J20 35J25 49J45 58E05 PDF BibTeX XML Cite \textit{L. Ding} et al., Appl. Math. Lett. 111, Article ID 106648, 7 p. (2021; Zbl 1445.35178) Full Text: DOI
Sun, Mingzheng; Chen, Yutong; Tian, Rushun Some perturbation results of Kirchhoff type equations via Morse theory. (English) Zbl 07254121 Fixed Point Theory Appl. 2020, Paper No. 10, 16 p. (2020). MSC: 35J65 35J20 47J10 PDF BibTeX XML Cite \textit{M. Sun} et al., Fixed Point Theory Appl. 2020, Paper No. 10, 16 p. (2020; Zbl 07254121) Full Text: DOI
Chen, Yutong; Su, Jiabao; Sun, Mingzheng; Tian, Rushun Multiple solutions for the coercive semilinear elliptic equations. (English) Zbl 1436.35195 J. Math. Anal. Appl. 487, No. 2, Article ID 124031, 12 p. (2020). MSC: 35J91 35A01 PDF BibTeX XML Cite \textit{Y. Chen} et al., J. Math. Anal. Appl. 487, No. 2, Article ID 124031, 12 p. (2020; Zbl 1436.35195) Full Text: DOI
Tian, Rushun; Sun, Mingzheng; Zhao, Leiga Applications of Morse theory to some nonlinear elliptic equations with resonance at zero. (English) Zbl 1304.35309 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 113, Part A, 87-93 (2015). MSC: 35J92 58E05 35B34 PDF BibTeX XML Cite \textit{R. Tian} et al., Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 113, 87--93 (2015; Zbl 1304.35309) Full Text: DOI