El-Sayed, A. M. A.; Hamdallah, E. M.; Elkadeky, Kh. W. Solutions of a class of internal nonlocal Cauchy problems for the differential equation \(x'(t) = f(t, x(t), x'(t))\). (English) Zbl 1307.34037 Fixed Point Theory 15, No. 2, 441-448 (2014). MSC: 34B10 47N20 47H10 PDFBibTeX XMLCite \textit{A. M. A. El-Sayed} et al., Fixed Point Theory 15, No. 2, 441--448 (2014; Zbl 1307.34037) Full Text: Link
El-Sayed, A. M. A.; Hamdallah, E. M.; Elkadeky, Kh. W. Uniformly stable positive monotonic solution of a nonlocal Cauchy problem. (English) Zbl 1248.34018 Adv. Pure Math. 2, No. 2, 109-113 (2012). MSC: 34B10 34A12 PDFBibTeX XMLCite \textit{A. M. A. El-Sayed} et al., Adv. Pure Math. 2, No. 2, 109--113 (2012; Zbl 1248.34018) Full Text: DOI
El-Sayed, A. M. A.; Hamdallah, E. M.; El-Kadeky, Kh. W. Monotonic positive solutions of nonlocal boundary value problems for a second-order functional differential equation. (English) Zbl 1239.34077 Abstr. Appl. Anal. 2012, Article ID 489353, 12 p. (2012). MSC: 34K10 34K12 PDFBibTeX XMLCite \textit{A. M. A. El-Sayed} et al., Abstr. Appl. Anal. 2012, Article ID 489353, 12 p. (2012; Zbl 1239.34077) Full Text: DOI
El-Sayed, A. M. A.; Hamdallah, E. M.; Elkadeky, Kh. W. Internal nonlocal and integral condition problems of the differential equation \(x^{\prime}= f(t,x,x^{\prime})\). (English) Zbl 1296.34017 J. Nonlinear Sci. Appl. 4, No. 3, 193-199 (2011). MSC: 34A08 34A12 34A40 PDFBibTeX XMLCite \textit{A. M. A. El-Sayed} et al., J. Nonlinear Sci. Appl. 4, No. 3, 193--199 (2011; Zbl 1296.34017) Full Text: DOI Link
El-Sayed, A. M. A.; Hamdallah, E. M.; Elkadeky, Kh. W. Solutions of a class of deviated-advanced nonlocal problems for the differential inclusion \(x'(t)\in F(t,x(t))\). (English) Zbl 1222.34076 Abstr. Appl. Anal. 2011, Article ID 476392, 9 p. (2011). MSC: 34K10 34A60 PDFBibTeX XMLCite \textit{A. M. A. El-Sayed} et al., Abstr. Appl. Anal. 2011, Article ID 476392, 9 p. (2011; Zbl 1222.34076) Full Text: DOI