Academic Staff

June 13, 2026, 4:25 p.m.
Mardeen Shawkat Taher (PhD)
Lecturer - MSc
Lecturer in Optimization

Mathematics
College of Science
University of Duhok

  • Ph.D. in Mathematics, [University of Duhok],
  • M.Sc. in Mathematics, [University of Mosal ]
  • B.Sc. in Mathematics, [University Duhok]

have experience teaching a range of courses in the Mathematics Department, including Operation research ,Optimization Methods, Numerical Analysis, Linear Algebra, and Calculus…ets . I supervise guide students on research projects, and help develop course materials. I also participate in workshops and seminars to improve teaching and support student learning

Member of scientific and administrative committees in the College of Science and the Department of Mathematics. participant in academic workshops, and seminars.

Research

1. Huda, Y.N.; Mardeen, S.T.; Abdulrahman, M.A. (2025). Modification of three-term conjugate gradient method for solving unconstrained optimization and image restoration problems. Вестник Южно-Уральского государственного университета. Серия …

2. Taher, M.S.; Shareef, S.G. (2023). A Combined Conjugate Gradient Quasi-Newton Method with Modification BFGS Formula. International Journal of Analysis and Applications, 21, 31–31.

3. Taher, M.S.; Shareef, S.G. (2022). A New Coefficient of Conjugate Gradient Method with Global Convergence for Unconstrained Optimization Problems. General Letters in Mathematics (GLM), 11(2(3)), 36–45.

4. Taher, M.S.; Shareef, S.G. (2021). A New Coefficient of Conjugate Gradient Method with Global Convergence for Unconstrained Optimization Problems. General Letters in Mathematics (GLM), 11(2).

5. Taher, S.G.S.M.S. (2021). A Modified Perry's Conjugate Gradient Method Based on Powell's Equation for Solving Large-Scale Unconstrained Optimization. Mathematics and Statistics, 9(6), 882–888.

6. Kadhem, D.A.S.; Taher, M.S. (2013). Maximum {Supplies, Demands} Method to Find the Initial Transportation Problem. Science Journal of University of Zakho, 1(2), 849–853.

7. Taher, M.S. (2013). A Modified Conjugate Gradient Algorithm for Unconstrained Optimization. International Journal of Mathematical Archive, 4(2229 5046), 280–287.

8. Taher, S.G.S.M.S. (2012). New self scaling (QN_method) with modification Armijo line search. Pure & Engineering Sciences, 15(1812–7568), 6–12.

9. Al-Bayati, A.Y.; Taher, M.S. (2006). On Self-Scaling Variable-Metric Algorithms.

• Unconstrained Optimization Problems

• Development and analysis of Conjugate Gradient Methods for optimization

• Quasi-Newton and Variable-Metric Algorithms for unconstrained optimization

• Algorithm Modification and Performance Improvement in applied mathematics

Supervised undergraduate projects in Mathematics