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International Journal of Creative and Open Research in Engineering and Management

A Peer-Reviewed, Open-Access International Journal Supporting Multidisciplinary Research, Digital Publishing Standards, DOI Registration, and Academic Indexing.
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ISSN: 3108-1754 (Online)
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Volume 02, Issue 8

Published on: August 2026

ADVANCING MATHEMATICS THROUGH TECHNOLOGY: THE RESEARCH LEGACY OF DR. NIRMALA P. RATCHAGAR

Dr. Yamini Malhotra

Researcher, Pune, Maharashtra, India
DOI:https://doi.org/10.55041/ijcope.v2i8.119

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Abstract

Mathematics has long been regarded as the language through which scientific phenomena are understood, interpreted, and applied to solve real-world problems. Throughout history, mathematicians have contributed significantly to technological advancement by developing theories, models, and computational techniques that support progress in engineering, medicine, environmental science, and industrial applications. Among the distinguished academicians who have made notable contributions to the field of mathematics in India is Dr. Nirmala P. Ratchagar, former Dean of the Faculty of Science and retired Professor of Mathematics at Annamalai University. Her career reflects a remarkable blend of academic excellence, research innovation, institutional leadership, and commitment to the advancement of mathematical sciences. Through her extensive research in applied mathematics and mathematical modelling, she has demonstrated how mathematical concepts can be translated into practical solutions for complex scientific and engineering problems. Her scholarly work has inspired researchers and students while strengthening the reputation of Annamalai University as a centre for quality research in mathematics.

Keywords— applied mathematics, biomedical mathematics, fluid mechanics, magnetohydrodynamics, mathematical modelling.

How to Cite this Paper

Malhotra, Y. (2026). Advancing Mathematics Through Technology: The Research Legacy of Dr. Nirmala P. Ratchagar. International Journal of Creative and Open Research in Engineering and Management, <i>02</i>(8), 1-9. https://doi.org/10.55041/ijcope.v2i8.119

Malhotra, Yamini. "Advancing Mathematics Through Technology: The Research Legacy of Dr. Nirmala P. Ratchagar." International Journal of Creative and Open Research in Engineering and Management, vol. 02, no. 8, 2026, pp. 1-9. doi:https://doi.org/10.55041/ijcope.v2i8.119.

Malhotra, Yamini. "Advancing Mathematics Through Technology: The Research Legacy of Dr. Nirmala P. Ratchagar." International Journal of Creative and Open Research in Engineering and Management 02, no. 8 (2026): 1-9. https://doi.org/https://doi.org/10.55041/ijcope.v2i8.119.

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References

[1] Ratchagar, N. P., & Vijayakumar, R. (2020). Unsteady solute dispersion in non-Newtonian fluid flow in a channel with effects of magnetic field and wall adsorption. Journal of Information and Computational Science, 10(1), 1262–1286.

[2] Ratchagar, N. P., & Vijayakumar, R. (2019). Dispersion of solute with chemical reaction in blood flow. Bulletin of Pure and Applied Sciences – Mathematics and Statistics, 38E(1).

[3] Ratchagar, N. P., & Vijayakumar, R. (2016). Effects of couple stress and magnetic field on heat transfer and fluid flow characteristics of blood flow through a multi-stenosis arteries. Annamalai University Science Journal, 50(1), 15–26.

[4] Ratchagar, N. P., Tamilselvan, S., & Vairamanickam, K. (2009). Engineering Mathematics. Chennai: SciTech Publications Pvt. Ltd.

[5] Ratchagar, N. P., Tamilselvan, S., & Vairamanickam, K. (2010). Engineering Mathematics – Volume I. Chennai: SciTech Publications Pvt. Ltd.

[6] Ratchagar, N. P., Tamilselvan, S., & Vairamanickam, K. (2010). Engineering Mathematics – Volume II. Chennai: SciTech Publications Pvt. Ltd.

[7] Ratchagar, N. P., Tamilselvan, S., & Vairamanickam, K. (2009). Transforms and Partial Differential Equations. Chennai: SciTech Publications Pvt. Ltd.

[8] Annamalai University. (n.d.). Faculty Profile: Dr. Nirmala P. Ratchagar. Retrieved from https://annamalaiuniversity.ac.in/faculty_view.php?dc=S01&id=14999

[9] Annamalai University. (2014). NAAC Self-Study Evaluation Report: Department of Mathematics. Chidambaram: Annamalai University.

[10] Annamalai University. (2021). Annual Report 2021–2022. Chidambaram: Annamalai University.

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  • •Published on: Aug 13 2026
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