All Stories

  1. Oscillation of first order linear differential equations with several non-monotone delays

    Article • Open Mathematics, January 2018, De Gruyter

    Professor Hassan A. El-Morshedy, Professor Emeritus Ioannis STAVROULAKIS, Vasileios Benekas

  2. Geometric methods of global attraction in systems of delay differential equations

    Article • Journal of Differential Equations, November 2017, Elsevier

    Professor Hassan A. El-Morshedy

  3. Global dynamics of delay recruitment models with maximized lifespan

    Article • Zeitschrift für angewandte Mathematik und Physik, May 2016, Springer Science + Business Media

    Professor Hassan A. El-Morshedy

  4. New oscillation criterion for delay differential equations with non-monotone arguments

    Article • Applied Mathematics Letters, April 2016, Elsevier

    Professor Hassan A. El-Morshedy

  5. On the distance between adjacent zeros of solutions of first order differential equations with distributed delays

    Article • Electronic journal of qualitative theory of differential equations, January 2016, University of Szeged

    Professor Hassan A. El-Morshedy

  6. The distribution of zeros of all solutions of first order neutral differential equations

    Article • Applied Mathematics and Computation, May 2015, Elsevier

    Professor Hassan A. El-Morshedy

  7. Global attractivity in a population model with nonlinear death rate and distributed delays

    Article • Journal of Mathematical Analysis and Applications, February 2014, Elsevier

    Professor Hassan A. El-Morshedy

  8. On the global attractivity and oscillations in a class of second-order difference equations from macroeconomics

    Article • The Journal of Difference Equations and Applications, November 2011, Taylor & Francis

    Professor Hassan A. El-Morshedy

  9. On the distribution of zeros of solutions of first order delay differential equations

    Article • Nonlinear Analysis, July 2011, Elsevier

    Professor Hassan A. El-Morshedy

  10. The global attractivity of a rational difference equation with variable delays

    Article • The Journal of Difference Equations and Applications, December 2010, Taylor & Francis

    Professor Hassan A. El-Morshedy

  11. New oscillation criteria for second order linear difference equations with positive and negative coefficients

    Article • Computers & Mathematics with Applications, November 2009, Elsevier

    Professor Hassan A. El-Morshedy

  12. Corrigendum to: “Periodic points and stability in Clark’s delayed recruitment model” [Nonlinear Analysis: Real World Applications 9 (2008) 776–790]

    Article • Nonlinear Analysis Real World Applications, February 2009, Elsevier

    Professor Hassan A. El-Morshedy

  13. Periodic points and stability in Clark's delayed recruitment model

    Article • Nonlinear Analysis Real World Applications, July 2008, Elsevier

    Professor Hassan A. El-Morshedy

  14. Global attractors for difference equations dominated by one-dimensional maps

    Article • The Journal of Difference Equations and Applications, April 2008, Taylor & Francis

    Professor Hassan A. El-Morshedy

  15. Oscillation and global asymptotic stability of a neuronic equation with two delays

    Article • Electronic journal of qualitative theory of differential equations, January 2008, University of Szeged

    Professor Hassan A. El-Morshedy

  16. New explicit global asymptotic stability criteria for higher order difference equations

    Article • Journal of Mathematical Analysis and Applications, December 2007, Elsevier

    Professor Hassan A. El-Morshedy

  17. Globally attracting fixed points in higher order discrete population models

    Article • Journal of Mathematical Biology, July 2006, Springer Science + Business Media

    Professor Hassan A. El-Morshedy

  18. Comparison theorems for second order nonlinear difference equations

    Article • Journal of Mathematical Analysis and Applications, June 2005, Elsevier

    Professor Hassan A. El-Morshedy

  19. Convergence to equilibria in discrete population models

    Article • The Journal of Difference Equations and Applications, February 2005, Taylor & Francis

    Professor Hassan A. El-Morshedy

  20. Oscillation of some nonlinear difference equations

    Article • Journal of Mathematical Analysis and Applications, May 2003, Elsevier

    Professor Hassan A. El-Morshedy

  21. Oscillation and asymptotic behaviour of a class of higher-order non-linear difference equations

    Article • Annali di Matematica Pura ed Applicata (1923 -), May 2003, Springer Science + Business Media

    Professor Hassan A. El-Morshedy

  22. The global attractivity of difference equations of nonincreasing nonlinearities with applications

    Article • Computers & Mathematics with Applications, February 2003, Elsevier

    Professor Hassan A. El-Morshedy

  23. On the global attractivity periodicity and oscilation of a single neuron mondel

    Article • Applicable Analysis, August 2000, Taylor & Francis

    Professor Hassan A. El-Morshedy

  24. Nonoscillation, oscillation and convergence of a class of neutral equations

    Article • Nonlinear Analysis, April 2000, Elsevier

    Professor Hassan A. El-Morshedy

  25. Oscillation Criteria of Comparison Type for Second Order Difference Equations

    Article • Journal of Applied Analysis, January 2000, De Gruyter

    Professor Hassan A. El-Morshedy

  26. Oscillation criteria for certain second order nonlinear difference equations

    Article • Bulletin of the Australian Mathematical Society, August 1999, Cambridge University Press

    Professor Hassan A. El-Morshedy

  27. Oscillation and Nonoscillation Theorems for Certain Second-Order Difference Equations with Forcing Term

    Article • Journal of Mathematical Analysis and Applications, December 1997, Elsevier

    Professor Hassan A. El-Morshedy