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. On the distance between adjacent zeros of solutions of first order differential equations with distributed delays
  7. New aspects for the oscillation of first-order difference equations with deviating arguments
  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 results for the upper bounds of the distance between adjacent zeros of first-order differential equations with several variable delays
  12. Upper bounds for the distance between adjacent zeros of first-order linear differential equations with several delays
  13. New oscillation results for first-order nonlinear difference equations with retarded arguments
  14. Iterative oscillation criteria of third-order nonlinear damped neutral differential equations
  15. New product-type oscillation criteria for first-order linear differential equations with several nonmonotone arguments
  16. On the distribution of adjacent zeros of solutions to first-order neutral differential equations
  17. On the oscillation of first-order differential equations with deviating arguments and oscillatory coefficients
  18. New explicit oscillation criteria for first-order differential equations with several non-monotone delays
  19. Iterative oscillation criteria for first-order difference equations with non-monotone advanced arguments
  20. New oscillation conditions for first-order linear retarded difference equations with non-monotone arguments
  21. Angiogenesis model with Erlang distributed delays
  22. Angiogenesis model with erlang distributed delay in vessels formation
  23. Oscillation Results for Difference Equations with Several Non-Monotone Advanced Arguments
  24. Oscillation Results for Difference Equations with Several Non-Monotone Advanced Arguments. Mathematics 2025, 1, 0
  25. Oscillation Detection in Difference Equations with Several Non-Monotone Advanced Arguments via a New Approach
  26. Distributed delays in a simple neuronal population model of decision-making
  27. On the upper bounds for the distance between zeros of solutions of a first-order linear neutral differential equation with several delays
  28. New oscillation criteria for first-order differential equations with general delay argument
  29. TOPOLOGICAL-PRECISION-ROUGH-SET
  30. New oscillation results for first-order nonlinear difference equations with retarded arguments