An oscillation criterion for inhomogeneous Stieltjes integro-differential equations за авторством M. A. El-Sayed

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Stability problem of some nonlinear difference equations за авторством Alaa E. Hamza, M. A. El-Sayed

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Existence of Solutions for Singular Second-Order Ordinary Differential Equations with Periodic and Deviated Nonlocal Multipoint Boundary Conditions за авторством Ahmed M. A. El-Sayed, Fatma M. Gaafar

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Using Interval Operations in the Hungarian Method to Solve the Fuzzy Assignment Problem and Its Application in the Rehabilitation Problem of Valuable Buildings in Egypt за авторством M. A. Elsisy, A. S. Elsaadany, M. A. El Sayed

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A Reliable Treatment of Homotopy Perturbation Method for Solving the Nonlinear Klein-Gordon Equation of Arbitrary (Fractional) Orders за авторством A. M. A. El-Sayed, A. Elsaid, D. Hammad

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Weak Solutions of a Coupled System of Urysohn-Stieltjes Functional (Delayed) Integral Equations за авторством A. M. A. El-Sayed, M. M. A. Al-Fadel

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Solutions of a Class of Deviated-Advanced Nonlocal Problems for the Differential Inclusion x1(t)∈F(t,x(t)) за авторством A. M. A. El-Sayed, E. M. Hamdallah, Kh. W. Elkadeky

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A comprehensive study of a feedback control problem with a state-dependent implicit pantograph equation of Chandrasekhar type за авторством Ahmed M. A. El-Sayed, Eman M. Al-Barg, Hanaa R. Ebead

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Dynamic Properties of the Fractional-Order Logistic Equation of Complex Variables за авторством A. M. A. El-Sayed, E. Ahmed, H. A. A. El-Saka

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Catalytic Decomposition of HO over Manganese Oxides Supported on an Active Alumina за авторством Nasr-Allah M. Deraz, M.A. El-Sayed, A. Abd. El-Aal

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Monotonic Positive Solutions of Nonlocal Boundary Value Problems for a Second-Order Functional Differential Equation за авторством A. M. A. El-Sayed, E. M. Hamdallah, Kh. W. El-kadeky

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An Introduction to i-Commutative Rings за авторством Muhammad Saad, Usama A. Aburawash, Ahmed M. A. El-Sayed, Nour Nabil

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Detection of myostatin gene MSTN in some goat breeds (Capra hircus) за авторством Y.A. Dowidar, M.A. El-Sayed, Aly M. Elrefy, Hytham E. Shoura

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A comprehensive view of the solvability of non-local fractional orders pantograph equation with a fractal-fractional feedback control за авторством A. M. A. El-Sayed, H. H. G. Hashem, Sh. M. Al-Issa

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On the dynamics and chaos control of two discrete systems related to a singularly perturbed equation за авторством A.M.A. El-Sayed, S.M. Salman, A.M.A. Abo-Bakr

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Performance Analysis of Fully Intuitionistic Fuzzy Multi-Objective Multi-Item Solid Fractional Transportation Model за авторством Sultan Almotairi, Elsayed Badr, M. A. Elsisy, F. A. Farahat, M. A. El Sayed

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Comprehensive Approach of an Implicit Hybrid Urysohn–Stieltjes Integral Inclusions via Fractal Differential Constraint за авторством A. M. A. El-Sayed, H. H. G. Hashem, Sh. M. Al-Issa, Z. M. Assi

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Theory, Methods, and Applications of Fractional Calculus за авторством Abdon Atangana, Adem Kiliçman, Suares Clovis Oukouomi Noutchie, Aydin Secer, Santanu Saha Ray, Ahmed M. A. El-Sayed

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