Prof. Ahmed El-Sayed

Summary

Prof. Ahmed El-Sayed is an Emeritus professor of Pure mathematics at the Faculty of Science- Alexandria University, born on May, 8, 1949. He has established the group in 2009 and he is its coordinator. El-Sayed has a lot of publications papers in several fields of Mathematics and is supervising for a lot of Ph. D and Master Thesis of Egyptian and Arabian students in Alexandria University and various institutes in Egypt.


Education

  • B.Sc. degree in Mathematics, 1972, Alexandria Univ., Egypt
  • M.Sc. degree in Mathematics, 1976, Alexandria Univ., Egypt
  • Ph.D. degree in Mathematics, 1983, Zagazig Univ., Egypt.


Research Interests

  1. FRACTIONAL CALCULUS
  2. FUNCTIONAL EQUATIONS
  3. DISCONTINUOUS DYNAMICAL SYSTEMS
  4. DIFFERENTIAL EQUATIONS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Teaching Experience

  1. ANALYSIS: Mathematical analysis, advanced calculus, real analysis, complex analysis and functional analysis
  2. DIFFERENTIAL EQUATIONS: ordinary differential equations and partial differential equations.
  3. MEASURE THEORY AND INTEGRATION.
  4. LINEAR ALGEBRA AND TOPOLOGY.

 

Professional Activities

  • Editor in Chief of Journal of fractional calculus and applications
  • Editor in Chief of electronic Journal of mathematical analysis and applications
  • Associate Editor of Journal of the Egyptian mathematical society
  • Editor of Abstract and applied analysis
  • Editor of International Journal of Differential Equations
  • Editor of Egyptian Chicness journal of computational mathematics
  • Reviewer in Zentralblatt Math.
  • Referee in
    • J. of mathematical analysis and applications
    • J. of nonlinear analysis, theory, methods and appl.
    • J. of nonlinear analysis, real prob.
    • J. of computations and appl. Math.
    • J. of appl. math. and comp.
    • Computer and math. with appl.
    • Appl. math. Letters
    • Pysics letters A
    • Abstract and applied analysis
    • Mathematical problems in engineering
    • Discrete dynamics in nature and societ
    • Electronic JDE.
    • Advances in difference equations
    • Applied mathematical modeling
    • Applicable analysis
    • Portogal math. J.
    • Applied numerical mathematics
    • Advances in Difference Equations
    • Bulletin of the Iranian Mathematical Society
    • Mathematica Bohemica

 

Books
Eman Ziada and Ahmed El-Sayed (2012) Solution of Some Fractional Order Differential and Integral Equations, LAP LAMBERT Academic publishing GmpH


Scientific Publications

  1. El-Sayed, A.M.A. 1987 Mixed Problem of Semilinear Hyperbolic System Kyungpook Math. J., Vol 27.
  2. El-Sayed, A.M.A. 1988 Fractional Differential Equations Kyungpook Math. J., Vol 28,2.
  3. El-Sayed, A.M.A. 1988 Initial Value Problem of a Higher Order Parabolic Equation Periodica Math. Hungarica, Vol 19.
  4. El-Sayed, A.M.A. 1988 Fractional derivative and fractional differential equations Bull. Fac. of Science Alexandria Univ., Vol. 28.
  5. El-Sayed, A.M.A. 1988 A Mixed problem of semilinear parabolic equation Bull. Fac. of Science Alexandria Univ., Vol. 28.
  6. El-Sayed, A.M.A. 1990 On a semilinear Volterra equation.Bull. Fac of Science Assiut Univ., Vol. 19. No. 2.
  7. El-Sayed, A.M.A. 1990 Initial Value Problem of a Higher Order Differential Equations. Kyungpook Math. J., Vol 30.
  8. El-Sayed, A.M.A. 1992 On the Fractional Differential Equations Applied Math. and Computation Vol. 49.
  9. El-Sayed, A.M.A. 1992 A Mixed Problem for a Second Order Sturm-Liouville Equation. Kyungpook Math. J., Vol 32.
  10. El-Sayed, A.M.A. 1992 Semigroups and Higher Order Generators. Kyungpook Math. J., Vol 32.
  11. El-Sayed, A.M.A. 1993 Linear Differential Equations of Fractional Order Applied Math. and Computation, Vol 55.
  12. El-Sayed, A.M.A. 1995 Fractional Order Evolution Equations. Journal of Fractional Calculus, Vol 7.
  13. El-Sayed, A.M.A. and A.G. Ibrahim 1995 Multivalued Fractional Differential Equations Applied. Math.Computations, Vol 68.
  14. El-Sayed, A.M.A., El-Sayed W. G and Moustafa O. L. 1995 On some fractional functional equations Pure Math. and Appl. Vol. 6, No.4.
  15. El-Sayed, A.M.A. 1996 Fractional Differential-Difference Equations Journal of Fractional Calculus, Vol. 10.
  16. El-Sayed, A.M.A. 1996 Fractional Order Diffusion-Wave Equation International J. of Theo. Physics, Vol. 35, No. 
  17. El-Sayed, A.M.A. 1996 Finite Weyl Fractional Calculus and Abstract Differential Equations Journal. of Fractional Calculus, Vol.9.
  18. A.G.Ibrahim and El-Sayed A.M.A. 1996 Definite Integral of Fractional Order for Set-Valued Functions Journal of Fractional Calculus Vol. 11
  19. Igor Pudlubny and El-Sayed A.M.A. 1996 On two definitions of Fractional Derivative Slovak Academy of Sciences, Institute of Experimental Physics, U E F - 03-96.
  20. El-Sayed, A.M.A and F. M Gaafar. 1997 Sturm-Liouville equation of fractional order Kyungpook Math. Journal, Vol.37, No. 1.
  21. El-Sayed, A.M.A and F. M Gaafar. 1997 Exact solution of linear differential equations of fractional order, Kyungpook Math. Journal, Vol.37 No. 2.
  22. El-Sayed, A.M.A. 1997 On some basic properties and applications of the fractional calculus. Pure Mathematics and Applications, Vol.8, No. 2-3-4.
  23. El-Sayed, A.M.A. 1997 Fractional calculus and Laguerre polynomials of fractional orders. Math. Sci. Res. Hot-line Vol. 1, No. 10.
  24. El-Sayed, A.M.A. 1998 Nonlinear functional differential equations of arbitrary orders, Nonlinear Analysis: Theory, Methods and Applications. Vol. 33, No. 2.
  25. El-Sayed, A.M.A. 1998 Abstract differential equations of arbitrary (fractional) orders. Conference of differential equations and their applications, Berno, August 25-29, 1997.El-Sayed, A.M.A. 1999 Fractional-order evolutionary integral equations, Apll. Math. Compute. Vol. 98, No. 2-3.
  26. El-Sayed, A.M.A and S.Z. Rida. 1999 Bell polynomials of arbitrary (fractional) orders. Appl. Math. Compute. Vol. 106, No.1.
  27. El-Sayed, A.M.A. 2000 Laguerre polynomials of arbitrary (fractional) orders Appl. Mat. and compute. Vol. 109.
  28. El-Sayed, A.M.A. 1999 On the generalized Laguerre polynomials of arbitrary (fractional) orders and quantum mechanics, J. Phys. A: Math. Gen. 32.
  29. El-Sayed A.M.A. 2000 Nonlinear retarded functional differential equations of arbitrary (fractional) orders. International conference on differential equations, Berline, August, 1-7, 1999.
  30. El-Sayed, A.M.A and A.G. Ibrahim. 2001 Set-valued integral equation of fractional orders. Apll. Math and Compute. Vol. 118.
  31. El-Sayed A.M.A and Fatma M. Gaafar, 2001 Fractional order differential equations with memory and fractional-order relaxation-oscillation model (PU.M.A) Pure Math. and Appl. Vol. 12.
  32. Fathi M. Hafiz, Ahmed M.A. El-Sayed and Magdy A. El-Tawil, 2001 On a stochastic fractional calculus J. Fractional calculus and Applied Analysis Vol. 4, No. 1.
  33. M Cichon, A.M.A. El-Sayed and A. H. Hussien, 2001 Existence theorems for nonlinear functional integral equations of fractional orders. Commentationes Mathematica XLI(Poland).
  34. El-Sayed, A.M.A and Aly, M. A. E. 2002 Continuation theorem of evolutionary integral equation of fractional order KJCAM. Vol. 9, No. 2.
  35. Hussien A. H. Salem, El-Sayed, A. M. A and Osama L. Moustafa, 2002 Continuous solutions of some fractional order integral equations. Commentationes Mathematica XLII(2).
  36. El-Sayed, A.M.A. and Fatma M. Gaafar, 2003 Fractional calculus and some intermediate physical processes Appl. Math. and Compute. Vol. 144.
  37. El-Sayed, A.M.A, Nagwa Sherif and Ibrahim Abou El-Frag, 2003 On an operator functional equation in and Volterra-Fredholm type integral equations Commendations Mathematicae Vol. XLIII(1).
  38. Rida, S. Z and El-Sayed, A. M. A, 2003 Fractional calculus and generalized Rodrigues formula. Appl. Math. and Compute. Vol. 147 (2-3).
  39. Wagdy G. El-Sayed and El-Sayed, A. M. A 2004 On the functional integral equations of mixed type and integro-differential equations of fractional orders. Appl. Math. and Compute. Vol. 154, No. 2, pp. 461-467.
  40. El-Sayed, A.M.A and Aly, M. A. E. 2004 Continuation and maximal regularity ofd fractional-order evolution equation. Journal of Mathematical Analysis and Applications Vol. 296. Issue I, 340-350.
  41. El-Sayed, A.M.A and Aly, M. A. E. 2004 Continuation and maximal regularity of fractional-order evolutionary integral equation. Journal of Applicable Analysis Vol. 84, No. 11, 1151-1164.
  42. El-Sayed, A.M.A, El-Mesiry, A. E. M and El-Saka H. A. A. 2004 Numerical solution for multi-term fractional (arbitrary) orders differential equations. Coputational and Appl. Math. Vol.23, N. 1, pp. 33-54.
  43. El-Sayed, A.M.A. Fatma M. Gaafar and Hind H. Hashem 2004 On the maximal and minimal solutions of arbitrary orders nonlinear functional integral and differential equations. Math Sci Res J 8(11) pp. 336-348
  44. El-Sayed A. M. A. 2004 Fractional calculus and intermediate physical processes. Proceedings of the international conference on mathematics and its applications. Kuwait University April 5-7 2004.
  45. El-Sayed, A. M. A , Nagwa Sherif and Ibrahim Abou El-Farag, 2004 A nonlinear operator functional equation of Volterra type. Appl. Math. and Compute. Vol. 148 (665-679).
  46. E. Ahmed, El-Sayed, A.M.A. El-Mesiry, A.E.M, and El-Saka, H.A.A. 2005 On fractional replicator equation. IJMPC Vol. 16 No 7 (1-9).
  47. El-Sayed A. M. A, M. A. El-Tawil, M. S. M. Saif and F. M. Hafiz. 2005 The mean square Riemann- Liouville stochastic fractional derivative and stochastic fractional order differential equation. Math. Sci. Res. J. 9(6) 142-150.
  48. El-Sayed A. M. A. and Eman M. A. Hamd-Allah. 2005 On a higher fractional orders parabolic equation . Math. Sci. Res. J 9(5) 114-121.
  49. El-Sayed, A.M.A, Nagwa Sherif and Ibrahim Abou El-Frag, 2005 On a mixed- type integral equation and fractional-order functional differential equations, Commendations Mathematicae Vol. XLV(2).
  50. El-Sayed, A.M.A and Aly, M. A. E. 2005 Continuation and maximal regularity of fractional-order evolutionary integral equation Int. J of evolution equations Vol. 1 No. 2.
  51. Hussien A. H. Salem, El-Sayed, A. M. A and Osama L. Moustafa, 2005 A not on the fractional calculus in Banach spaces. Studia Sci. Math. Hungarica Vol. 42 No. 2 (115-150).
  52. El-Mesiry, A. E. M. El-Sayed, A. M. A and El-Saka, H. A. A. 2005 Numerical methods for multi-term fractional (arbitrary) orders Differential equations. Appl. Math. and Compute. Vol. 160, pp. 683-699.
  53. Hussien A. H. Salem, El-Sayed, A. M. A and Osama L.Moustafa, 2005 Weak solution for fractional order integral equations in reflexive Banach spaces. Mathematica Slovaca Vol. 55 No. 2 ( 169-181).
  54. El-Sayed, A.M.A and Gaber, M. 2006 The Adomian decomposition method for solving partial differential equation of fractional order in finite domain. Physics Letters A Vol 359 (175-182).
  55. El-Sayed, A.M.A and Gaber, M. 2006 On the finite Caputo and finite Riesz derivative Electrical J. of Theor. Physics Vol. 3 No. 12, 81-94.
  56. E. Ahmed, El-Sayed, A.M.A. and El-Saka, H.A.A. 2006 On some Routh- Hurwitz condition for fractional order differential equations and thier application in Lorentz, Rosiler, Chua and Chen systems. Physics Letteres A Vol. 358 ( 1-4).
  57. El-Sayed, A.M.A and Gaber, M. 2006 The Adomian decomposition method for solving partial differential equation of fractional order in finite domain. Physics Letters A Vol 359 (175-182).
  58. E. Ahmed, El-Sayed, A.M.A. and El-Saka, H.A.A. 2007 Equilibrium points, stability and numerical solutions of fractional-order predator-prey and rabies models Journal of Mathematical Analysis and Applications Vol. 325 (542-553).
  59. Abd El-Salam, Sh. A and El-Sayed, A.M.A. 2007 On the stability of some fractional-0rder non-autonomous systems, Electronic Journal of Qualitative Theory of Differential Equations No. 6 (1-14).
  60. El-Sayed, A.M.A and Abd El-Salam, Sh. A 2007 Weighted Cauchy-type problem of a functional differ-interal equation, EJQTDE No. 20 (1-9).
  61. El-Sayed, A.M.A and El-Maghrabi, E.M, 2008 Stability of monotonic solution of non-autonomous multidimensional delay differential equations of arbitrary (fractional) orders EJQTDE No. 16 (1-9).
  62. El-Sayed, A.M.A and Abd El-Salam Sh. A, 2008 Lp- solution of weighted Cauchy-type problem of a diffre-integral functional equation Int. J. of Nonlinear Sci. Vol 5,
  63. EL-Sayed, A.M.A and Hashem, H.H. G, (2008) Caratheodory type theorem for a nonlinear quadratic integral equation, Math. Sci. Res. J. Vpl.12(4), pp.71-95.
  64. EL-Sayed, A.M.A and Hashem, H.H.G, (2008) Integrable and continuous solutions of nonlinear quadratic integral equation , EJQTDE Vol.25, 1-10.
  65. EL-Sayed, A.M.A and Hashem, H.H.G, (2008) Monotonic positive solution of nonlinear quadratic Hammerstein and Urysohn functional integral equations, Commentationes Mathematicae Vol.48, No.2, pp.199-207.
  66. EL-Sayed, A.M.A and Hashem, H.H.G, (2008) Weak maximal and minimal solutions for Hammerstein and Urysohn integral equations in reflexive Banach spaces, Differential Equation and Control Processes No. 4, pp.50-62.
  67. El-Sayed, A. M. A. and Abd El-Salam, Sh. A. (2008) On the stability of a fractional-order differential equation with nonlocal initial condition, EJQTDE, 29 1-8.
  68. El-Sayed, A. M. A. and Abd El-Salam, Sh. A. (2008) Weak solutions of a fractional-order nonlocal boundary value problem in reflexive Banach spaces, diff. equa. and control processes, Electronic Journal.
  69. EL-Sayed, A.M.A and Hashem, H.H.G, (2009) Monotonic solutions of functional integral and differential equations of fractional order, EJQTDE, No.7, pp. 1-8.
  70. EL-Sayed, A.M.A and Hashem, H.H.G, (2009) Solvability of nonlinear Hammerstein quadratic integral equations, J. Nonlinear Sci. Appl., Vol. 2 No. 3, pp.152-160.
  71. El-Sayed A. M. A. and Abd El-Salam Sh. A (2009) Solvability of a nonlocal boundary value problem of fractional-order differential equation, Math. Sci. Res. J. 13 (1).
  72. El-Sayed A. M. A. and Abd El-Salam Sh. A (2009) Nonlocal boundary value problem of a fractional-order functional differential equation, Inter. J. Non. Sci., Vol. 7.
  73. El-Saka, H.A.A. E. Ahmed, M.I. Shehata. El-Sayed, A.M.A. 2009 On stability, persistence and Hopf biforcationsin fractional order dynamical systems, Nonlinear Dynamics Vol. 56 121-126.
  74. El-Sayed, A.M.A, Reda, S.Z and Arafa, A.A.M (2009) Exact solution of fractional-order biological population model, Comm. Theot. Phys. Vol. 52, 992-996.
  75. Al-Issa, Sh. M and El-Sayed, A.M.A (2009) Positive integrable solutions for nonlinear integral and differential inclusions of fractional-orders Commentationes Mathematicae. Vol.49, No.2, 171-177.
  76. El-Sayed, A.M.A and Al-Issa, Sh. M. (2010) Global Integrable Solution for a Nonlinear Functional Integral Inclusion, SRX Mathematics Volume 2010, Article ID 891982. doi:10.3814/2010/891982.
  77. Sherief, H.H, El-Sayed, A.M.A and Abd El-Latief, A.M. (2010) Fractional order theory of thermoelasticity, International Journal of Solids and structures. Vol. 52(2) 992-996.
  78. A.M.A. El-Sayed, S.H. Behiry and W.E. Raslan (2010) Adomian's decomposition method for solving an intermediate fractional advection dispersion equation Computers and Mathematics with Applications Vol. 59 1759-1765.
  79. A.M.A. El-Sayed, S.Z. Rida and A.A.M. Arafa (2010) On the Solutions of the Generalized Reaction-Diffusion Model for Bacterial Colony Acta Appl Math 110: 1501–1511.
  80. A.M.A. El-Sayed, I.L. El-Kalla and E.A.A. Ziada (2010) Analytical and numerical solutions of multi-term nonlinear fractional orders differential equations Applied Numerical Mathematics Vol.60 788–797.
  81. A.M. A. EL-Sayed, F.M. Gaafar and E.M. A. Hamadalla (2010) Stability for a non-local non-autonomous system of fractional order differential equations with delays Electronic Journal of Differential Equations, Vol. 2010, No. 31, pp. 1–10.
  82. EL-Sayed, A.M.A and Hashem, H.H.G, (2010) Monotonic positive solution of a nonlinear quadratic functional integral equation Appl. Math. and Comput.
  83. S.Z. Rida · A.M.A. El-Sayed · A.A.M. Arafa (2010) Effect of Bacterial Memory Dependent Growth by Using Fractional Derivatives Reaction-Diffusion Chemotactic Model. J. Stat. Phys. (2010) 140: 797–811.
  84. S. Z. Rida, A. M. A. El-Sayed and A. A. M. Arafa (2010) A Fractional Model for Bacterial Chemoattractant in a Liquid Medium. Nonlinear Sci. Lett. A, Vol. 1, No. 4, 419-424, 2010.
  85. Mohamed A.E. Herzallah · Ahmed M.A. El-Sayed · Dumitru Baleanu (2010) Perturbation for fractional-order evolution equation. Nonlinear Dyn (2010) 62: 593–600 DOI 10.1007/s11071-010-9746-y.
  86. A.M.A. El-Sayed S.Z. Rida and A.A.M. Arafa (2010) Exact solutions of some time-fractional bilogical population models by using generalized transform method. Int. J. of Math. modeling, simulation and Appl. Vol. 3, No. 3 . (2010) 231-239.
  87. El-Sayed A.M.A, Hashim H.H.G and Ziada E.A.A. (2010) Picard and Adomian methods for quadratic integral equation. Computational and Appl. Math. Volume 29, N. 3, pp. 447–463.
  88. El-Sayed, A.M.A and Bin-Taher E.O (2010) A nonlocal problem of an arbitrary (fractional) orders differential equation, Alexandria J. of Math. Vol. 1 No. 2 pp. 1-7.
  89. El-Sayed, A.M.A and Elkadeky, Kh. W. (2010) Caratheodory theorem for a nonlocal problem of the differential equation , Alexandria J. of Math. Vol. 1 No. 2 pp. 8-14.
  90. El-Sayed, A.M.A and Sh. M. Al-Issa, Sh. M (2010) Monotonic continuous solution for a mixed type integral inclusion of fractional order Journal of Mathematics and Applications No 33, pp 27-34.
  91. Ahmed M.A. El-Sayeda, Hala A. El-Saka, and Esam M. El-Maghrabic (2011) On the Fractional-Order Logistic Equation with Two Different Delays, Z. Naturforsch. 66a, 223 – 227 (2011).
  92. Ahmed M.A. El-Sayed, E. M. Hamdallah, and Kh. W. Elkadeky (2011) Solutions of a class of nonlocal problems for the differential inclusion , Applied Mathematics and Information Sciences. 5(2), 413S-421S.
  93. Ahmed M.A. El-Sayed, E. O. Bin-Taher (2011) A nonlocal problem for a multi- term fractional-order differential equation, Int. Journal of Math. Analysis, 5(29), 1445-1451.
  94. Ahmed M.A. El-Sayed, E. M. Hamdallah, and Kh. W. Elkadeky (2011) Solutions of a Class of Deviated-Advanced Nonlocal Problems for the Differential Inclusion , Abstract and Applied Analysis Volume 2011, Article ID 476392, 9 pages doi:10.1155/2011/476392.
  95. Ahmed M.A. El-Sayed,E. Ahmed and M. A. E. Herzallah (2011) On The Fractional-Order Games With Non-Uniform Interaction Rate And Asymmetric Games, Journal of Fractional Calculus and Applications, Vol. 1. July 2011, No.1, pp. 1-9.
  96. Ahmed M.A. El-Sayed, E. O. Bin-Taher (2011) An Arbitrary (Fractional) Orders Differential Equation with Internal Nonlocal and Integral Conditions, Advances in Pure Mathematics, 2011, 1, 59-62.
  97. Ahmed M.A. El-Sayed, E. O. Bin-Taher (2011) Maximal and minimal positive solutions for a nonlocal boundary value problem of a fractional-order differential equation, Journal of Fractional Calculus and Applications, Vol. 1. July 2011, No.7, pp. 1-8.
  98. Ahmed M.A. El-Sayed, M. SH. Mohamed, F. F. S. Mohamed (2011) Existence of positive continuous solution of a quadratic integral equation of vfractional orders, Journal of Fractional Calculus and Applications, Vol. 1. July 2011, No. 9, pp. 1-7.
  99. A.M.A. El-Sayed S.Z. Rida and A.A.M. Arafa (2011) On Solutions of Generalized Bacterial Chemotaxis Model in a Semi-Solid Medium. Applied Mathematics, 2, 1515-1521.
  100. A.M. A. EL-Sayed and F.M. Gaafar (2011) Stability of a non-local non- autonomous system of fractional order with deferent delays and nonlocal conditions, Advances in difference equations 2011, 2011:47. doi:10.1186/1687-1847-2011-47.
  101. El-Sayed A M A Bin-Taher E. O (2011) Positive nondecreasing solutions for a multi-term fractional-order functional differential equation with integral conditions EJDE Vol. 2011 (2011), No. 166, pp. 1–8.
  102. EL-Sayed, A.M.A and Hashem, H.H.G, (2012) Coupled systems of Hammerstein and Urysohn integral equations in revlexive Banach spaces, Diffrential Equations and Control Processes N 1, pp. 85- 96 (2012).
  103. Ahmed M.A. El-Sayed, E. M. Hamdallah, and Kh. W. Elkadeky (2012) Monotonic Positive Solutions of Nonlocal Boundary Value Problems for a Second-Order Functional Differential Equation, Abstract and Applied Analysis Volume 2012, Article ID 489353, 12 pages doi:10.1155/2012/489353.
  104. Ahmed M.A. El-Sayed, I. L. El-Kalla, A. Elsaid and D. Hammd (2012) A Homotopy perterpatin techniqe for solving partial differential equations in finite domains, J. Math. Comput. Sci. 2 (2012), No. 2.
  105. Ahmed M.A. El-Sayed, A. Elsaid and D. Hammad (2012) A Reliable Treatment of Homotopy Perturbation Method for Solving the Nonlinear Klein-Gordon Equation of Arbitrary (Fractional) Orders, Journal of Applied Mathematics Volume 2012, Article ID 581481, 13 pages doi:10.1155/2012/581481
  106. Ahmed M.A. El-Sayed and And Yassin Khouni (2012) Measurable Lipschitz selections and set-valued integral equations of fractional order, Journal of Fractional Calculus and Applications, Vol. 2. Jan. 2012, No. 5, pp. 1-8.
  107. A M A El-Sayed, A. Elsaid, I. El-Kalla and D. Hammad (2012) A Homotopy perterbation technique for solving patrial differential equations of fractional order in finite domain, Applied Math. Comput. Vol.218 pp. 9329-83409.
  108. EL-Sayed, A.M.A and Hashem, H.H.G, (2012) A coupled system of integral equations in reflexive Banach space Acta Mathematica Scientia 2012,32B(5).
  109. EL-Sayed, A.M.A and Hashem, H.H.G, (2012) Existence results for coupled systems of quadraticintegral equations of fractional orders. Optim Lett. DOI 10.1007/s11590-012-0501-9.
  110. M. A. El-Sayed. A. Elsaid and S. Helal (2012) Numerical Solutions for Nonlocal Problem of Partial Differential Equations with Deviated Boundary Conditions, American Academic & Scholarly Research Journal No. 1 (Jan. 2012), PP:1-5.
  111. M. A. El-Sayed and M. E. Nasr (2012) On Some Dynamical Properties of Discontinuous Dynamical Systems, merican Academic & Scholarly Research Journal No. 1 (Jan. 2012), PP:23-26
  112. M. A. El-Sayed, A. S. Abdel-Rady, S. Z. Rida and I. Ameen , (2012) Continuation of a parameterized implusive differential equation to an initial value J. Math. Comput. Sci. 2 (2012), No. 4, 847-852.
  113. F. Soliman, A.M.A. El-Sayed and M.S. El-Azab, (2012) Compact Finite Difference Schemes for Solving a Class of Weakly-Singular Partial Integro-differential Equations, Math. Sc. Letters, Vol. 1, No. 1 (May 2012), PP:53-60.
  114. F. Soliman, A.M.A. El-Sayed and M.S. El-Azab, (2012) On The Numerical Solution of Partial integro-differential equations, Math. Sc. Letters, Vol. 1, No. 1 (May 2012), PP:71-80.
  115. A.M.A. El-Sayed and S. M. Salman (2012) Chaos and bifurcation of discontinuous dynamical systems with piecewise constant arguments, Malay Journal of Matematik 1 (1) (2012) 15-19.
  116. A. Elsadany and A. M. A. El-Sayed (2012) On a complex Logistic difference equation, International Journal of Modern Mathematical Sciences, 2012, 4(1): 37-47.
  117. El-Sayed A M A and M. E. Nasr 2013 Discontinuous dynamical systems and fractional-orders difference equations. Journal of Factional Calculus and Applications Vol. 4, No. 12, ( Jan. 2013) pp. 1-9.
  118. El-Sayed A. M. A., H. H. G. Hashem and Y. M. Y. Omar (2013) Positive solution of a quadratic integral equation of fractional orders, Vol. 2, No. 1 ( Jan. 2013) .
  119. El-Sayed A. M. A and S. M. Salman (2013) Discontinuous dynamical systems generated by semi-discritization process, EJMAA Vol. 1, No. 6 (Jan. 2013) pp. 1-8.
  120. A.M.A. El-Sayed, A. Elsaid, H.M. Nour , and A. Elsonbaty (2013) Dynamical behavior, chaos control and synchronization of a memristor-based ADVP circuit Commun Nonlinear Sci Numer Simulat 18 (2013) 148–170.
  121. El-Sayed A M A and Bin-Taher E. O (2013) Positive solution for a nonlocal multi-point boundary-value problem of fractional and second order EJDE, Vol. 2013 (2013), No. 64.

 

Supervised Thesises (M. Sc)

  1. Fatma M.E. Gaafar. 1994, On some problems in singular integro-differential equations. M.Sc. Fac. Of Science Alex. University.
  2. Tarek Z.I. Ahmed. 1995, On some problems of abstract differential equations. M.Sc. Fac. of Science Helwan University.
  3. Eman M.A. Hamd Allah, 1996, On the properties of the contraction semigroups. M.Sc. Fac. of Science Alexandria University.
  4. Hussin A.H. Salem 1997, On some nonlinear integro-differential equations with fractional orders. M.Sc. Fac. of Science Alex. University.
  5. Ahmed A.M. Aly, 1997, Properties of solutions of some fractional functional differential equations. M.Sc. Fac. of Science Alexandria University.
  6. Mohamed G.H. Fidawy. 1999, On some properties of the fractional pwoers of the closed operators. M.Sc. Fac. of Science Alexandria University.
  7. Ibrahim Abou Al-farag Ibrahim, 2000, On some functional differential equations of fractional order M.Sc. Fac. of Science Suez Canal University.
  8. Mohamed A. E. Aly, 2002, On some differential equations of fractional order M.Sc. Fac. of Science Zagazig University.
  9. Hind H.G. Hashim, 2002, On the solution of some problems of functional equations and inequalities. Fac. of Science Alexandria University.
  10. Rania Shalaby Frahat, 2002, On some properties of fractional order derivatives of some special functions. Fac. of Science Alexandria University.
  11. Abd-El-Latif M. Abd El-Latif, 2003, On some applications of fractional calculus. Fac. of Science Alexandria University.
  12. Hala A. A. El-Saka, 2004, Numerical solution of fractional order differential equations. Faculty of Science ( Demita) Mansora University.
  13. Sheren A. Abd El-Salam, 2004, On some boundary value problems of fractional order differential equations. Faculty of Science Alexandria University.
  14. Farah M. A. Al-Askar, 2004, Study of the existence and properties of solutions of non-linear functional integral equation of fractional order. Girls College of education (Science section) at Riyadh.
  15. Magda ashoure, 2006 On some problems in the fractional calculus. Faculty of Science, Alexandria University.
  16. Mohamed M.A. Metwali, 2008 On some retarded functional equations. Faculty of Science, Alexandria University.
  17. Ebtisam O.S. Bintaher, 2008 On some Sturm-Liouville equations of fractional orders. Faculty of Science Alexandria University.
  18. Ahmed M. Yousef Hussen 2008 On some properties of fractional order derivatives for some special functions. South Valley University, Qena.
  19. Rolla S. Ali Ahmad 2009 Solutions of differential equations involving fractional order derivatives. Beriut Arab University,Lebanon.
  20. Maryam Ali Obied 2009 on the Solutions of some integro differential equations. Beriut Arab University,Lebanon.
  21. Soltan Riad Al Kontar 2009 An algorithem for the numerical solutions of differential equations of fractional order. Beriut Arab University, Lebanon.
  22. Asmaa M. Awad. 2009 On the existence of integrable solutions of some functional integral equations. Faculty of Science Alexandria University.
  23. Elham M El-Magraby 2009 On some properties of the functional equations. Faculty of Science Alexandria University.
  24. Abdussalam M Abdussalam 2009 On some applications of fractional calculus in special functions. Faculty of Science Alexandria University.
  25. Yassine Khoni. 2010 On some applications of multivalued functions. Faculty of Science Alexandria University.
  26. Fatma F. S. Mohamed 2010 On the solution of some quadratic integral equations. Faculty of Science Alexandria University.
  27. Ebtisam A. Heribesh 2010 On the solutions of some three-point boundary value problems. Faculty of Science Alexandria University.
  28. Shimaa A. M. Hagag 2011 On some coupled systems of nonlinear differential equations. Faculty of Science Alexandria University.
  29. Eman R. Elwan 2011 On some coupled systems of abstract differential equations. Faculty of Science Alexandria University.
  30. Aziza A. H. Abd El-Mola 2011 Solvability of a coupled system of Urysohn integral equations. Faculty of Science Alexandria University.
  31. Naema A. A. Belhaael 2011 On some coupled systems of operator and functional equations. Faculty of Science Alexandria University.
  32. Amal Wanis Saaud 2011 On the solution of some coupled systems of integral equations. Faculty of Science Alexandria University.
  33. Laila Ali Alwakwal 2011 On the solution of coupled systems of Fredholm integral equations. Faculty of Science Alexandria University.
  34. Sakina Mohamed El-Gerbi 2011 Solvability of a coupled system of Hammerstein integral equations Faculty of Science Alexandria University.
  35. Yasmin Mohamed Younis Omar 2012 Solvability of some integral equations Faculty of Science Alexandria University.
  36. Masouda Moussa El-fadel 2012 On the solution of some problems of differential equations Faculty of Science Alexandria University.
  37. Om Alsad Edgem Ali 2012 On some coupled systems of integral inequalities Faculty of Science Alexandria University.
  38. Ismail Gad Ameen 2012 On some impulsive differential equations Faculty of Science South Vally University Qena.
  39. Maysa El-Shahat El-Gendy 2013 On some nonlocal Cauchy problems. Faculty of Science, Alexandria University
  40. Nesreen Fawzy El-Haddad 2013 On some functional differential equations Faculty of Science, Alexandria University.


Supervised Theses (Ph.D.)

  1. Fatma M.E. Gaafar, 1998, On some problems in the fractional calculus Fac. of Science Alexandria University.
  2. Fathi M. Hafiz, 2002, On some stochastic differentiation and integration of fractional orders. Ph.D. Fac. of Science Cairo University Fayoum Branch.
  3. Hussin A. H. Salem, 2003, On some functional differential equations of fractional orders, Ph.D. Fac. Of Science Alexandria University.
  4. Tarek Z. I. Ahmed, 2004 On the existence of solution of some differential equations of fractional orders. Fac. of Science Alexandria University.
  5. Ibrahim Abou Al-Farag Ibrahim, 2004 Study of functional operator equations and solutions of some functional differential equations of fractional orders. Faculty of Science Suez Canal University.
  6. Mohamed A. E. Aly, 2005 On some differential equations of fractional order. Faculty of Science Zagazig University.
  7. Eman M.A. Hamd Allah 2005 On the Cauchy problem of some partial differential equations of fractional order. Faculty of Science, Alexandria University.
  8. M. Gaber, 2007, On the fractional powers of closed operators and their applications. Faculty of Science Suez Canal University.
  9. Hala A. A. El-Saka, 2007, Numerical solution of fractional order differential equations. Faculty of Science ( Demita) Mansora University.
  10. Hend H. G. Hashem, 2009 On the Solutions of Some Functional Integral Equations. Faculty of Science, Alexandria University.
  11. Sheren A. Abd El-Salam, 2009 On The Properties Of Solutions of Some Fractional-order Differential Equations. Faculty of Science, Alexandria University.
  12. Anas A. Arafa, 2010 On Solutions of some Bio-Mathematical models. Fac. Of Science ( Qena) South Vally University.
  13. Waleed E. Raslan 2010 On some problems in the fractional calculus. Fac. Of Engineering Mansoura University.
  14. Eman A. A. Ziada 2010 On the solution of some differential and integral equations of fractional orders. Faculty of Engineering Mansoura University.
  15. Abd-El-Latif M. Abd El-Latif, 2011 On some applications of the fractional derivatives. Faculty of Science, Alexandria University.
  16. Shorouk M. Al-issa, 2011 On some differential and integral inclusions of fractional orders. Faculty of Science Beriut Arab University.
  17. Ahmed M. Yousef Hussen 2012 On some properties of fractional order derivatives for some special functions. South Valley University, Qena.
  18. Ebtisam Omer Bin-Taher 2012 On some nonlocal problems of fractional order differential equations. Faculty of Science, Alexandria University.
  19. Khadiga Wanis El-Kadiki 2012 On the solvability of some nonlocal problems of differential equations. Faculty of Science, Alexandria University.
  20. Doaa Ibrahim Hammad 2012 On fractional differential equations and its applications. Faculty of Engineering, Mansoura University.

 

Scientific International Conferences

  1. Second international conference on difference equations and applications(SICDEA). Veszprem, Hungary, August 7-11, 1995.
  2. 9th, international conference on differential equations (Equadiff 9). Berno, Czech republic, August 24-29, 1997.
  3. Prague seminar on differential equations. Prague, Czech republic, September 1, 1997.
  4. Ninth international colloquium on differential equations. Polovdiv, Bulgaria, August 18-23, 1998.
  5. Equadiff 99 international conference on differential equations. Berlin, August 1-7, 1999.
  6. Transform Methods and special functions ( Thired international workshop) Blagoevgrad, Bulgaria, 13-20 August 1999.
  7. International Conference on Mathematics and its Applications ( IMCA 2004) April 5-7, 2004 Kuwait University, Kuwait.
  8. Egypt-France Mathematical Conference May 3-5 2010 Cairo.
  9. 2nd International Conference on Mathematics and Information Science 10-13 2 Sep. 2011, Sohag University, Egypt.

 

 

 

 

 

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Connection

Department of Mathematics and Computer Sciences, Faculty of Science, Alexandria University.

Phone:

Home: +2035458664, Mob. +201115710044

E-mail:

amasayed@alexu.edu.eg
amasayed@gmail.com