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 first-order linear differential equations with non-monotone delays
  5. On the distance between adjacent zeros of solutions of first order differential equations with distributed delays
  6. Oscillation tests for difference equations with non-monotone retarded arguments
  7. New oscillation criteria for first order linear differential equations with non-monotone delays
  8. New aspects for the oscillation of first-order difference equations with deviating arguments
  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. On the distribution of adjacent zeros of solutions to first-order neutral differential equations
  13. On the oscillation of first-order differential equations with deviating arguments and oscillatory coefficients
  14. New Explicit Oscillation Criteria for First-Order Differential Equations with Several Non-Monotone Delays
  15. Iterative oscillation criteria for first-order difference equations with non-monotone advanced arguments
  16. Upper bounds for the distance between adjacent zeros of first-order linear differential equations with several delays
  17. Angiogenesis model with Erlang distributed delays
  18. Angiogenesis model with erlang distributed delay in vessels formation
  19. On the upper bounds for the distance between zeros of solutions of a first-order linear neutral differential equation with several delays
  20. Iterative oscillation criteria of third-order nonlinear damped neutral differential equations
  21. New oscillation criteria for first-order differential equations with general delay argument
  22. New product-type oscillation criteria for first-order linear differential equations with several nonmonotone arguments
  23. New oscillation conditions for first-order linear retarded difference equations with non-monotone arguments
  24. TOPOLOGICAL-PRECISION-ROUGH-SET