Personal Information

  • Position : Associate Professor
  • Department : Mathematics
  • Specification :
  • Work Phone : 2403866/057
  • Email : emadr@du.edu.eg

E-Courses

Researches

  1. New oscillation criterion for delay differential equations with non-monotone arguments
  2. Oscillation of first order linear differential equations with several non-monotone delays
  3. Oscillation criteria for first order differential equations with non-monotone delays
  4. Oscillation tests for difference equations with non-monotone retarded arguments
  5. Oscillation tests for first-order linear differential equations with non-monotone delays
  6. New aspects for the oscillation of first-order difference equations with deviating arguments
  7. On the distance between adjacent zeros of solutions of first order differential equations with distributed delays
  8. New oscillation criteria for first order linear differential equations with non-monotone delays
  9. Improved oscillation criteria for first order differential equations with several non-monotone delays
  10. New oscillation criteria for first-order difference equations with several not necessarily monotonic delays
  11. New oscillation results for first-order nonlinear difference equations with retarded arguments
  12. New product-type oscillation criteria for first-order linear differential equations with several nonmonotone arguments
  13. New results for the upper bounds of the distance between adjacent zeros of first-order differential equations with several variable delays
  14. On the distribution of adjacent zeros of solutions to first-order neutral differential equations
  15. On the oscillation of first-order differential equations with deviating arguments and oscillatory coefficients
  16. New explicit oscillation criteria for first-order differential equations with several non-monotone delays
  17. Iterative oscillation criteria for first-order difference equations with non-monotone advanced arguments
  18. Upper bounds for the distance between adjacent zeros of first-order linear differential equations with several delays
  19. New oscillation conditions for first-order linear retarded difference equations with non-monotone arguments
  20. Angiogenesis model with Erlang distributed delays
  21. Angiogenesis model with erlang distributed delay in vessels formation
  22. Oscillation Detection in Difference Equations with Several Non-Monotone Advanced Arguments via a New Approach
  23. Distributed delays in a simple neuronal population model of decision-making
  24. On the upper bounds for the distance between zeros of solutions of a first-order linear neutral differential equation with several delays
  25. Iterative oscillation criteria of third-order nonlinear damped neutral differential equations
  26. New oscillation criteria for first-order differential equations with general delay argument
  27. TOPOLOGICAL-PRECISION-ROUGH-SET
  28. New oscillation results for first-order nonlinear difference equations with retarded arguments