Khushdil Ahmad | Pure Mathematics | Excellence in Research

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Dr. Khushdil Ahmad | Pure Mathematics | Excellence in Research

Khushdil Ahmad | Government College University | Pakistan

Dr. Khushdil Ahmad is a Visiting Faculty Member in the Department of Mathematics at Government College University, Lahore, specializing in Fixed Point Theory, Nonlinear Analysis, and Algebraic Combinatorics. He earned his Ph.D. in Mathematics from Government College University, Lahore, where his research explored posets at the intersection of combinatorics and category theory under the supervision of Prof. Dr. Khurram Shabbir and Dr. Eric Rubiel Dolores-Cuenca. He also holds an M.Phil. in Mathematics from the same institution, where he investigated the approximation of fixed points of multivalued nonexpansive mappings in ordered CAT(0) spaces, and a BS in Mathematics from Government Post Graduate Jahanzeb College, Swat. Dr. Ahmad has served as a visiting faculty member at both Government College University, Lahore, and Government M.A.O. Graduate College, Lahore, teaching a range of undergraduate and advanced mathematics courses including Real Analysis, Optimization Theory, Graph Theory, and Numerical Analysis. His research contributions encompass over ten peer-reviewed publications in reputed international journals such as Symmetry, Fractal and Fractional, Journal of Function Spaces, AIMS Mathematics, and Journal of Algebraic Combinatorics. His work focuses on iterative schemes, computational methods in Banach and CAT(0) spaces, and applications of fixed point theory in mathematical modeling and dynamic systems. In addition to his research, he actively serves as a reviewer for multiple international journals, including Open Mathematics, Alexandria Engineering Journal, Qeios, Sahand Communications in Mathematical Analysis, and Iraqi Journal of Science. Dr. Ahmad is also an Academic Board Member of Global Open Share Publishing and advisor to Dr. Salam Society for Mathematics at GC University. His scholarly excellence is reflected in his growing citation record and contributions to collaborative global research. He has presented at international conferences, including the 1st International Conference on Mathematics and Mathematics Education, Indonesia, and continues to advance mathematical inquiry through both teaching and research.27 Citations, 11 Documents, h-index: 3.

Profiles: Scopus | ORCID | Google Scholar

Featured Publications

1. Ahmad, K.*., Shabbir, K., & Ahsan, K. (2025). A refined inertial-like subgradient method for split equality problems. AppliedMath, 5(3), 117.

2. Jia, J., Shabbir, K., Ahmad, K.*, Shah, N. A., & Botmart, T. (2022). Strong convergence of a new hybrid iterative scheme for nonexpensive mappings and applications. Journal of Function Spaces, 2022(1), 4855173. Citations: 19

3. Ahmad, K.*., Dolores-Cuenca, E. R., & Shabbir, K. (2025). Shuffle series. Journal of Algebraic Combinatorics, 61(2), 1–40. Citations: 2.

4. Ahmad, K.*., Shabbir, K., & Nazar, N. (2024). Convergence analysis of Picard–Thakur hybrid iterative scheme for α-nonexpansive mappings in uniformly convex Banach spaces. International Journal of Applied Mathematical Research, 13(1), 34–48. Citations: 2.

5. Khan, S. H., Ahmad, K.*, & Abbas, M. (2023). Approximation of fixed points for a pair of certain nonexpansive type mappings with applications. Punjab University Journal of Mathematics, 55(11), 427–449. Citations: 2.

Felix Sadyrbaev | Applied Mathematics | Best Researcher Award

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Prof. Felix Sadyrbaev | Applied Mathematics | Best Researcher Award

Researcher at Institute of Mathematics and Computer Science, University of Latvia (LU MII abbreviated), Latvia

Professor Felix Sadyrbaev is a distinguished mathematician specializing in dynamical systems, boundary value problems, and mathematical modeling, particularly in network theory and gene regulatory networks. He earned his Ph.D. from Belorussian State University (1982) and completed his habilitation at Latvian State University (1995). Currently, he serves as the Head of Laboratory at the Institute of Mathematics and Computer Science, University of Latvia, and as a Professor and Director of the Doctorate Program in Mathematics at Daugavpils University. With over 190 scholarly publications and active participation in multiple International Congresses of Mathematicians, he has significantly contributed to mathematical research and education. A member of the Latvian and American Mathematical Societies, he also serves on editorial boards of international mathematical journals. Recognized for his contributions, he was elected a Full Member of the Academy of Sciences of Latvia in 2021, further solidifying his impact on the global mathematical community.

Professional Profile 

Scopus Profile
ORCID Profile

Education

Professor Felix Sadyrbaev completed his undergraduate studies at Latvian State University (Riga, former USSR) and later pursued his Ph.D. in Mathematics at Belorussian State University (Minsk) in 1982. His doctoral research focused on dynamical systems, particularly boundary value problems and qualitative theory. In 1995, he earned his habilitation from Latvian State University, further advancing his expertise in mathematical modeling and optimization theory. His academic journey reflects a strong foundation in both theoretical and applied mathematics, enabling him to contribute significantly to various research domains. His education in leading institutions of the former USSR provided him with rigorous training in mathematical analysis, which has been instrumental in shaping his research career. Over the years, his academic background has allowed him to bridge different areas of mathematics, making significant contributions to network theory, gene regulatory networks, and mathematical optimization. His expertise continues to drive innovative research in applied and theoretical mathematics.

Professional Experience

Professor Sadyrbaev has had a distinguished career in academia and research spanning over four decades. Since 1978, he has been affiliated with the Institute of Mathematics and Computer Science at the University of Latvia, where he currently serves as the Head of Laboratory. In 1999, he joined Daugavpils University as a Professor and Director of the Doctorate Program in Mathematics, contributing significantly to the academic development of future researchers. His leadership roles have involved mentoring Ph.D. students, directing mathematical research initiatives, and fostering collaborations with international institutions. As an expert in dynamical systems and mathematical modeling, he has played a key role in advancing the field both locally and globally. His participation in international awards and research projects underscores his commitment to academic excellence. His long-standing association with multiple institutions highlights his dedication to fostering innovation, research collaboration, and the advancement of mathematical sciences.

Research Interest

Professor Sadyrbaev’s research interests lie in the areas of dynamical systems, boundary value problems, and mathematical modeling, with a strong focus on network theory and gene regulatory networks. His work in qualitative theory and optimization has been instrumental in advancing mathematical methods for solving complex real-world problems. He has contributed significantly to differential equations, stability analysis, and nonlinear dynamics, providing insights into critical mathematical frameworks. His interdisciplinary approach bridges applied mathematics, computational techniques, and theoretical modeling, making his research highly relevant across various scientific domains. His contributions to mathematical modeling in biology and engineering have led to significant applications, particularly in understanding complex network systems. With over 190 publications and numerous plenary talks, his research has influenced both academia and industry. His ongoing work continues to explore innovative mathematical methods for solving contemporary challenges, reinforcing his impact on the global mathematical community.

Awards and Honors

Professor Sadyrbaev has received prestigious recognition for his outstanding contributions to mathematics. In 2021, he was elected a Full Member of the Academy of Sciences of Latvia, a testament to his significant impact on mathematical research and education. His participation in major International Congresses of Mathematicians (ICM) across different countries, including Berlin, Beijing, Bangalore, Seoul, and São Paulo, highlights his global academic influence. He has also served as a delegate to the International Mathematical Union (IMU) General Assembly, representing the Latvian Mathematical Society in key international discussions. Additionally, he is a member of the Latvian Mathematical Society and the American Mathematical Society, further cementing his standing in the international mathematical community. His editorial board memberships in several international mathematical journals reflect his role in shaping contemporary mathematical research. His numerous honors underscore his dedication to advancing mathematical sciences through research, mentorship, and academic leadership.

Conclusion

Professor Felix Sadyrbaev is a highly accomplished mathematician with extensive contributions to dynamical systems, mathematical modeling, and network theory. His distinguished career spans over four decades, with significant roles in research, academic leadership, and international collaborations. His election as a Full Member of the Academy of Sciences of Latvia, numerous publications, and participation in prestigious international congresses solidify his reputation as a leading expert in his field. His influence extends beyond research, as he plays a key role in mentoring future mathematicians and fostering interdisciplinary collaborations. As a respected figure in the mathematical community, his work continues to shape contemporary mathematical theory and applications. Through his editorial roles, award participation, and research impact, he remains a driving force in the advancement of mathematical sciences. His remarkable career serves as an inspiration for young researchers and highlights the importance of mathematics in solving real-world challenges.

Publications Top Noted

  • On differential equations with exponential nonlinearities

    • Authors: Armands Gritsans, Felix Sadyrbaev
    • Year: 2025
    • Source: Applied Numerical Mathematics

  • Remarks on Modeling of Neural Networks

    • Authors: Felix Sadyrbaev
    • Year: [No year mentioned]
    • Source: [No source information available]

  • In Search of Chaos in Genetic Systems

    • Authors: Olga Kozlovska, Felix Sadyrbaev
    • Year: 2024
    • Source: Chaos Theory and Applications

  • Comparative Analysis of Models of Genetic and Neuronal Networks

    • Authors: Diana Ogorelova, Felix Sadyrbaev
    • Year: 2024
    • Source: Mathematical Modelling and Analysis

  • Editorial: Mathematical modeling of gene networks

    • Authors: Jacques François Demongeot, Felix Sadyrbaev, Inna Samuilik
    • Year: 2024
    • Source: Frontiers in Applied Mathematics and Statistics

  • On Period Annuli and Induced Chaos

    • Authors: Svetlana Atslega, Olga Kozlovska, Felix Sadyrbaev
    • Year: 2024
    • Source: WSEAS Transactions on Systems

  • A New 3D Chaotic Attractor in Gene Regulatory Network

    • Authors: Olga Kozlovska, Felix Sadyrbaev, Inna Samuilik
    • Year: 2024
    • Source: Mathematics

  • On Solutions of the Third-Order Ordinary Differential Equations of Emden-Fowler Type

    • Authors: Felix Sadyrbaev
    • Year: 2023
    • Source: Dynamics

  • On Coexistence of Inhibition and Activation in Genetic Regulatory Networks

    • Authors: Felix Sadyrbaev, Valentin Sengileyev, Albert Silvans
    • Year: [No year mentioned]