Liu, Zeqing; Jia, Ming; Ume, Jeong Sheok; Kang, Shin Min Nonoscillatory solutions for higher-order nonlinear neutral delay differential equations. (English) Zbl 1336.34111 J. Inequal. Appl. 2014, Paper No. 302, 34 p. (2014). MSC: 34K40 34K11 34K12 47N20 PDFBibTeX XMLCite \textit{Z. Liu} et al., J. Inequal. Appl. 2014, Paper No. 302, 34 p. (2014; Zbl 1336.34111) Full Text: DOI
Liu, Zeqing; Guan, Ling; Lee, Sunhong; Kang, Shin Min Existence and iterative algorithms of positive solutions for a higher order nonlinear neutral delay differential equation. (English) Zbl 1266.65114 Abstr. Appl. Anal. 2013, Article ID 165382, 28 p. (2013). MSC: 65L03 34K28 34K40 65L70 PDFBibTeX XMLCite \textit{Z. Liu} et al., Abstr. Appl. Anal. 2013, Article ID 165382, 28 p. (2013; Zbl 1266.65114) Full Text: DOI
Liu, Zeqing; Xu, Yuguang; Kang, Shin Min; Kwun, Young Chel Bounded oscillation of a forced nonlinear neutral differential equation. (English) Zbl 1245.34071 Abstr. Appl. Anal. 2012, Article ID 546302, 33 p. (2012). MSC: 34K11 34K12 PDFBibTeX XMLCite \textit{Z. Liu} et al., Abstr. Appl. Anal. 2012, Article ID 546302, 33 p. (2012; Zbl 1245.34071) Full Text: DOI
Liu, Zeqing; Jia, Ming; Ume, Jeong Sheok; Kang, Shin Min Positive solutions for a higher-order nonlinear neutral delay differential equation. (English) Zbl 1230.34067 Abstr. Appl. Anal. 2011, Article ID 328956, 16 p. (2011). MSC: 34K40 34K12 34K25 47N20 PDFBibTeX XMLCite \textit{Z. Liu} et al., Abstr. Appl. Anal. 2011, Article ID 328956, 16 p. (2011; Zbl 1230.34067) Full Text: DOI