Vediyappan Govindan

ORCID: 0000-0003-4750-1964
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Research Areas
  • Functional Equations Stability Results
  • Nanofluid Flow and Heat Transfer
  • Fractional Differential Equations Solutions
  • Nonlinear Differential Equations Analysis
  • Heat Transfer Mechanisms
  • Fluid Dynamics and Turbulent Flows
  • Differential Equations and Numerical Methods
  • Fixed Point Theorems Analysis
  • Graph Labeling and Dimension Problems
  • Numerical methods for differential equations
  • Advanced Topics in Algebra
  • Differential Equations and Boundary Problems
  • Heat Transfer and Optimization
  • Stability and Controllability of Differential Equations
  • Mathematical and Theoretical Epidemiology and Ecology Models
  • Fluid Dynamics and Thin Films
  • Fuzzy and Soft Set Theory
  • Heat transfer and supercritical fluids
  • Multi-Criteria Decision Making
  • Lattice Boltzmann Simulation Studies
  • Advanced Graph Theory Research
  • AI in cancer detection
  • COVID-19 epidemiological studies
  • Imbalanced Data Classification Techniques
  • Ranque-Hilsch vortex tube

Hindustan Institute of Technology and Science
2023-2024

DMI-St. John the Baptist University
2020-2023

Jaypee University of Information Technology
2023

Narsee Monjee Institute of Management Studies
2023

Lebanese American University
2023

UniNettuno University
2023

Universidade de Santiago de Compostela
2023

Near East University
2023

Vishwakarma University
2023

Peking University
2023

The analysis of heat dissipation over a layered stretching sheet under the control magneto-hydrodynamic mixed convective flow Eyring-Powell fluid is described in this study. effect emission and immersion investigated. A viscous, incompressible, two-dimensional, laminar assumed. governing equations momentum temperature pictures are translated into collection non-linear differential using conformable similarity transformations. To obtain mathematical solution equations, shooting approach...

10.1016/j.rineng.2022.100435 article EN cc-by-nc-nd Results in Engineering 2022-06-01

The current study investigates the laminar flow of boundary layer using a porous surface shrinking exponentially under varying magnetic field, suction/injection, radiation on velocity and thermal slips. dimensionless nonlinear differential equations were also defined in terms governing partial applying similarity transformations. analytically solved following homotopy analysis method (HAM). An excellent agreement is observed comparison with theavailable literature special case (Skin friction...

10.1016/j.rineng.2023.101173 article EN cc-by-nc-nd Results in Engineering 2023-05-23

Dynamic systems such as robots, autonomous vehicles, and process plants require careful design control to achieve optimal performance. This paper presents an integrated framework for the simultaneous optimization of system parameters policies. The underlying mathematical formulation utilizes techniques find best configuration strategy according specified objectives. These objectives may include metrics tracking error, energy consumption, safety margins, cost. Both model-based data-driven are...

10.58496/bjm/2023/006 article EN Deleted Journal 2023-06-28

For the conservation and sustainable use of oceanic environment, monitoring underwater regions is ineluctable effectuated with aid an wireless sensor network. It accoutered smart equipment, vehicles sensors utilized for transmission acquired data from region forwarded to sink nodes (SN) where are retrieved. Moreover, SN complicated by aquatic environment's inherent complexities. To surpass those issues, work in this article focusesto propose a Hybrid Cat Cheetah optimization algorithm...

10.1038/s41598-023-37952-x article EN cc-by Scientific Reports 2023-07-04

Present analysis deals with the characteristics of radiative heat on peristaltic flow nanofluid through wavy walls a tapered channel. Peristaltic flows within pumping process arise in region having lower to higher pressure region. Assumption velocity slip along convective boundary condition energizes thermal system as well phenomena. However, combined effect Brownian motion and thermophorsis due cross-diffusion affects properties. One significant applications is that blood human body. It...

10.1016/j.rinp.2023.106898 article EN cc-by Results in Physics 2023-08-26

Abstract The intention of this work is to study a mathematical model for fractal-fractional tuberculosis and COVID-19 co-infection under the Atangana-Baleanu operator. Firstly, we formulate by considering recovery individuals, both disease compartment in proposed model. fixed point approach utilized explore existence uniqueness solution suggested stability analysis related solve Ulam-Hyers also investigated. This paper based on Lagrange’s interpolation polynomial numerical scheme, which...

10.1038/s41598-023-35624-4 article EN cc-by Scientific Reports 2023-06-02

The present research explains the study of two dimensional Casson nano liquid infinite motion on linearly elongating porous sheet using Brinkmann-Forcheiemerr medium. involved mathematical models for effects magnetic field, viscous dissipation, heat source/sink two-dimensional over an sheet. Using Similarity transformations, governing Partial differential Equations-PDEs are transferred into coupled Ordinary Differential Equations-ODEs. Runge-Kutta Fehlberg method is used solving system...

10.1016/j.csite.2024.104297 article EN cc-by-nc Case Studies in Thermal Engineering 2024-04-16

Abstract The Marangoni convective phenomena have a unique impact on industries and medical tools. These are more prominent in the presence of dual nanoparticles (NPs) over base fluids such as blood that surrounded by thin interfacial nanolayer, an important feature to control physical thermal properties NP. In this problem, we analysed thermo-solutal Darcy-Forchheimer flow nanomaterials with nanolayer. results system exponential heat source, non-linear radiation, joule heating, activation...

10.1515/phys-2023-0119 article EN cc-by-nc-nd Open Physics 2023-01-01

The problem of monitoring an electric power system by placing Phasor Measurement Units in the as possible is closely related to well-known domination graphs. In this paper, we compute, 2-power number for fully connected cubic networks and also developed k-power algorithm specific evaluates its performance across these networks. Furthermore, algorithm’s outputs are used various other applications such fault detection localization, state identification, accuracy improvement, cyber security...

10.29020/nybg.ejpam.v18i1.5753 article EN European Journal of Pure and Applied Mathematics 2025-01-31

<abstract><p>The main aim of this paper is to construct a mathematical model for the spread SARS-CoV-2 infection. We discuss modified COVID-19 and change fractional order form based on Caputo-Fabrizio derivative. Also several definitions theorems calculus, fuzzy theory Laplace transform are illustrated. The existence uniqueness solution proved Banach's unique fixed point theory. Moreover Hyers-Ulam stability analysis studied. obtained results show efficiency accuracy...

10.3934/math.2023143 article EN cc-by AIMS Mathematics 2022-11-09

Purpose Scientists have been conducting trials to find ways reduce fuel consumption and enhance heat transfer rates make heating systems more efficient cheaper. Adding solid nanoparticles conventional liquids may greatly improve their thermal conductivity, according the available evidence. This study aims examine influence of external magnetic flux on flow a mixed convective Maxwell hybrid non-Newtonian nanofluid over linearly extending porous flat plate. The investigation considers effects...

10.1108/hff-03-2024-0229 article EN International Journal of Numerical Methods for Heat &amp Fluid Flow 2024-08-31

In this paper, we study the Ulam-Hyers-Mittag-Leffler stability for a linear fractional order differential equation with Caputo-type derivative using Fourier transform. Finally, provide an enumeration of chemical reactions equation.

10.1155/2022/3777566 article EN cc-by Journal of Function Spaces 2022-09-06

<abstract><p>On stretched magnetic surfaces, we present a numerical study of Casson nanofluids moving through porous materials. The liquid model explains how non-Newtonian liquids behave. Numerical techniques are utilized to solve the nonlinear partial differential equations produced by similarity transformations. Results gathered for Nusselt number, skin friction coefficient, temperature and velocity. impacts physical variables on flow heat transfer characteristics depicted in...

10.3934/mmc.2023014 article EN cc-by Mathematical Modelling and Control 2023-01-01

In the digital age, integrity and privacy of information transmitted, communicated over computer networks or stored on systems are crucial. This paper suggests a novel robust symmetric encryption scheme based Fermat's theorem to facilitate seamless secure communication while preserving confidentiality data sent public channel. The knowledge key does not reveal any valuable an intruder for computing encryption/decryption keys used here. An essential feature this is that no additional passed...

10.1109/raeeucci57140.2023.10134472 article EN 2023-04-19

<abstract><p>In this paper, we obtain the new single-condition criteria for oscillation of second-order half-linear delay difference equation. Even in linear case, sharp result is and, to our knowledge, improves all previous results. Furthermore, method has advantage being simple prove, as it relies just on sequentially improved monotonicities a positive solution. Examples are provided illustrate results.</p></abstract>

10.3934/mbe.2022178 article EN cc-by Mathematical Biosciences & Engineering 2022-01-01

The monkeypox virus causes a respiratory illness called monkeypox, which belongs to the Poxviridae family and Orthopoxvirus genus. Although initially endemic in Africa, it has recently become global threat with cases worldwide. Using Antangana–Baleanu fractional order approach, this study aims propose new transmission model that represents interaction between infected human rodent populations. An iterative method fixed-point theorem are used prove existence uniqueness of symmetry model’s...

10.3390/sym15081605 article EN Symmetry 2023-08-19
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