Omotayo A. Taiwo

Work place: Department of Mathematics, Faculty of Physical Sciences, University of Ilorin, Nigeria

E-mail: tayo@unilorin.edu.ng

Website: https://orcid.org/0000-0002-4761-3926

Research Interests:

Biography

Omotayo. A. Taiwo is a distinguished scholar in Numerical Analysis, holding a BSc (Second Class Upper, 1983), MSc (1986), and PhD (1991) from the University of Ilorin. With a prolific academic career, he has served as Head of the Department of Mathematics and supervised over 70 Master’s and 32 PhD students while publishing more than 100 articles in reputable journals. He was formerly the Head of the Department of Mathematics. In recognition of his exceptional contributions to education and academic leadership, Professor Taiwo has published over hundred article papers in highly recommended journals nationally and internationally. His dedication to research and education continues to significantly impact the field of mathematics.

Author Articles
Perturbed Exponentially Fitted Collocation Method for Solving Higher Order Volterra Integro-Differential Equations

By Kabir A. Ganiyu Omotayo A. Taiwo

DOI: https://doi.org/10.5815/ijmsc.2025.04.01, Pub. Date: 8 Dec. 2025

This study presents a perturbed exponentially fitted collocation method for solving higher-order integrodifferential equations. The proposed method combines the strengths of exponential fitting and collocation techniques to efficiently handle the oscillatory and exponential behaviors inherent in these equations. By incorporating perturbation terms, the method enhances accuracy and stability for stiff problems. Numerical examples are solved, it is observed that the method yielded exact solution in example 4.1 and 4.2 and achieves near-machine precision (error ∼ 10−16) at x = 1.0 compared with Bessel polynomial Approximation Method, showcasing its potential for solving complex integrodifferential equations in various applications.

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