Contemporary Mathematics, Volume 6 Issue 2 (2025)



Open Access Article

Exploring the Insurance-Growth Nexus: Life vs. Non-Life Insurance in Saudi Arabia

by Emtinan Alsuhaibani, Ramzi Drissi, Mohamed Zahran

ABSTRACT: This paper explores the relationship between insurance and economic growth in Saudi Arabia from 1992 to 2022, focusing on the distinct impacts of life and non-life insurance sectors. Using a...

Open Access Article

Fermatean Neutrosophic Soft Structure and its Ideals in Hyper BCK-Algebras

by M. Kaviyarasu, Mohammed Alqahtani, M. Rajeshwari, Kholood Alnefai

ABSTRACT: The goal of this paper is to investigate the use of fermatean neutrosophic soft sets (FNSSs) in the context of hyper BCK-algebras. While examining their characteristics and connections, it...

Open Access Article

Cubic Splines with Least-Squares and Conditioned Curvature and Applications

by Percy Antonio Ticona Centeno, Jorge Lizardo Díaz Calle

ABSTRACT: In this article is detailed reviewed cubic splines with least-squares method and it is proposed a strategy for the interpolating spline obtained to have a conditioned curvature. The control of...

Open Access Article

Mathematical Analysis of Non-Autonomous HIV/AIDS Transmission Dynamics with Efficient and Cost-Effective Intervention Strategies

by Samson Olaniyi, Juliana O. Olayiwola, Olawale S. Obabiyi, Ramoshweu S. Lebelo, Sulaimon F. Abimbade

ABSTRACT: This study focuses on the analysis of a controlled dynamical system for the time evolution of Human Immunodeficiency Virus/Acquired Immunodeficiency Syndrome (HIV/AIDS) incorporating vertical...

Open Access Article

Finding Negative Associations from Medical Data Streams Based on Frequent and Regular Patterns

by Sastry Kodanda Rama Jammalamadaka, Raja Rao Budaraju

ABSTRACT: Medical data flows in streams as the data related to clinical tests and administered drugs by the doctors flows continuously. The doctors must be immediately alerted if negative associations are...

Open Access Article

Application of Neutrosophic Case-Based Reasoning and Neutrosophic Best-Worst Method for Product Cost Estimation

by Fentahun Moges Kasie, Glen Bright

ABSTRACT: The problem of product cost estimation is one of the crucial issues in contemporary manufacturing systems when new products arrive as customer orders. Product cost estimation determines the...

Open Access Article

(k, g)-Fractional Integral Hermite-Hadamard Type Inequalities Involving Convex and Symmetric Functions

by Majid K. Neamah, Alawiah Ibrahim, Tariq A. Aljaaidi, Mohammed S. S. Abdo

ABSTRACT: This paper examines the importance of generalised ( k , g ) fractional integral operators within the framework of mathematical inequalities. We introduce innovative generalised fractional...

Open Access Article

On the Maximum Number of Connected Induced Subgraphs of a Graph

by Audace A.V. Dossou-Olory

ABSTRACT: We characterize the structure of graphs of a given order that maximize the number of connected induced subgraphs across seven different graph classes, each with specific parameters such as minimum...

Open Access Article

Computing the Edge Metric Dimension of the Line Graph of the Molecular Graphs of Some Classes of Antiviral Drugs, with Focus on Mpox Treatments

by Lyimo Sygbert Mhagama, Mohamad Nazri Husin, Muhammad Faisal Nadeem, Waqar Ali

ABSTRACT: The study of viral infections, particularly those caused by monkeypox (Mpox), is crucial due to its significant public health impact and awareness. Graph theory, which is instrumental in...

Open Access Article

Moore-Penrose Pseudo-Inverse Applied to the Decoding of 5G and Beyond (B5G) Communication Systems

by Sergio Vidal-Beltrán, Jose Luis López-Bonilla, Jesús Yalja Montiel-Pérez, Grethell Georgina Pérez-Sánchez

ABSTRACT: This work uses the Moore-Penrose pseudo-inverse (PINV) properties to improve the decoding of signals in the uplink channel of a 5th-Generation mobile communication technology (5G) and Beyond (B5G)...

Open Access Article

Common Fixed Point Theorems for Generalized Contractions in Ordered M-Metric Spaces

by Nawab Hussain, Alofi Abdulaziz , Osama Alhindi

ABSTRACT: This paper seeks to investigate and derive fixed point and common fixed point results for almost generalized contractive mappings and Reich contractions within the framework of partially ordered...

Open Access Article

Perturbation of Solitary Waves and Shock Waves with Surface Tension

by Lakhveer Kaur, Yakup Yildirim, Abdullahi Rashid Adem, Luminita Moraru, Anjan Biswas

ABSTRACT: This manuscript is designed with an extensive aim to investigate solitary waves in shallow water with surface tension. The governing model is the perturbed sixth-order Boussinesq equation, which...

Open Access Article

On Laplace Equation Solution in Orthogonal Similar Oblate Spheroidal Coordinates

by Pavel Strunz

ABSTRACT: Orthogonal coordinate systems enable expressing the boundary conditions of differential equations in accord with the physical boundaries of the problem. It can significantly simplify calculations....

Open Access Article

Cnoidal Waves, Solitary Waves, Shock Waves and Conservation Laws of the Generalized Cubic Boussinesq-Type Model for Shallow Water Wave Dynamics

by Anjan Biswas, Ming-Yue Wang, Abdul H. Kara, Yakup Yildirim, Luminita Moraru, Carmelia M. Balanica, Layth Hussein, Anwar Ja’far Mohamad Jawad

ABSTRACT: The paper addresses the latest form of Boussinesq equation with generalized form of cubic nonlinearity. The solitary waves are recovered from the model using traveling wave hypothesis. The...

Open Access Article

Improving Model Fitting for Applicable Medical Data: A Novel Exponentiated Transformation of BURR XII

by Ali Algarni

ABSTRACT: This paper presents a novel extension of the Exponentiated Transformation of the BURR XII (ETBXII) distribution. In this paper, we explore the need for improved model fitting to applicable data...

Open Access Article

Some Notes on Generalized P-Derivations with Ideals in Factor Rings

by Ali Yahya Hummdi, Radwan M. Al-omary, Zakia Z. Al-Amery

ABSTRACT: The main goal of this article is to delve deeper into the discussion of the commutativity of a factor ring R / P by analyzing certain differential identities that involve generalized P...

Open Access Article

An ASCII Value Based Data Encryption Using Coloring Tripartite Graph

by Gomathi D, Sivakumar Nagarajan

ABSTRACT: In current network systems, cryptography plays a vital role in ensuring a secure data transfer. Robust encryption is essential to safeguard data during transmission, making it a top priority....

Open Access Article

Enhancing Voltage Stability and Power Quality in Hybrid MPPT Algorithm Based SPV-Wind Hybrid Microgrid System Tied Utility Grid Integrating Modified STATCOM

by Nibedita Ghosh, Asha Rani M. A., Rahul Kumar

ABSTRACT: Voltage sags can lead to equipment malfunction, decreased performance, and operational disruptions. They are typically caused by short circuits, motor start-ups, or sudden load increases,...

Open Access Article

Efficient Training Scheme for Neural Network Based 4K-QAM Soft Demapper

by Donlaporn Triamwichanon, Patinya Muangkammuen, Kidsanapong Puntsri, Virasit Imtawil, Puripong Suthisopapan

ABSTRACT: The practicality of the densely packed and spectrally efficient 4096-Quadrature Amplitude Modulation (4K-QAM) is obstructed by the ultra-high computational complexity of its soft demapper, which...

Open Access Article

On Topological Structures on Γ-BCK-Algebras

by I. Ibedou, J. I Baek, D. L. Shi, M. Cheong, K. Hur

ABSTRACT: In this paper, we first study topological structures on Γ- BCK -algebras and obtain some of its properties. Next, we introduce the notion of quotient Γ- BCK -algebra by ideals and investigate some...

Open Access Article

Optical Solitons with the Concatenation Model Having Fractional Temporal Evolution with Depleted Self-Phase Modulation

by Hanaa A. Eldidamony, Muhammad Amin S. Murad, Ahmed H. Arnous, Yakup Yildirim, Anjan Biswas, Luminita Moraru

ABSTRACT: This paper investigates the recovery of optical soliton solutions for the concatenation model, incorporating fractional temporal evolution while excluding self-phase modulation effects. To achieve...

Open Access Article

Cut-Free Sequent Calculus for Multi-Agent Logic of Common Knowledge

by Romas Alonderis, Haroldas Giedra

ABSTRACT: Cut-free sequent calculi are handy tools for backward proof-search of logical formulas or sequents. In the present paper, we introduce a Gentzen-type sequent calculus for the logic of common...

Open Access Article

Structure of Algebras Satisfying an ω-Polynomial Identity of Degree Six

by Hamed Ouedraogo, Daouda Kabré, Abdoulaye Dembega, André Conseibo

ABSTRACT: This paper is devoted to the study of a class of commutative non-associative algebras characterized by the identity: where α ∈ [0 , 1]. In this study, we strongly use the Peirce...

Open Access Article

Bifurcation Analysis and Quenching Chaos in Brushless DC Motor Based on Dither Signals

by Shun-Chang Chang

ABSTRACT: This study investigates bifurcation and chaos dynamics in brushless direct current (DC) motor (BLDCM) through analyses of time response, Poincare' maps and frequency spectra. A chaos suppression...

Open Access Article

A Spectral Collocation Approach for Time-Fractional Korteweg-de Vries-Burgers Equation via First-Kind Chebyshev Polynomials

by Y. H. Youssri, Laila A. Alnaser, A. G. Atta

ABSTRACT: The time-fractional Korteweg-de Vries-Burgers (TFKdVB) problem is solved numerically in this study. The approach makes use of the shifted first-kind Chebyshev polynomials (SFKCPs) collocation...

Open Access Article

A New Higher-Order Scheme for Multiple Roots with Unknown Multiplicity

by Lama Alhaj Mohammad, Ishak Hashim, Faieza Samat

ABSTRACT: In this work, we propose a new efficient iterative method to find multiple roots of nonlinear equations with unknown multiplicity n . The new scheme is free from the second derivative and...

Open Access Article

Quantum Public-Key Cryptosystem Using Orthogonal Product States with High Channel Capacity

by Xiaoyu Li, Yilin Chen

ABSTRACT: A public-key cryptosystem using orthogonal product states is presented. It is based on the non-locality of some orthogonal product states in an untangled two-particle quantum system. Every user...

Open Access Article

El-Zaki Transform Method for Solving Applications of Some Integral Differential Equations

by Abeer M. Al-Bugami, Nuha Alharbi, Amr Mahdy

ABSTRACT: Integral equations have close contact with many different science and engineering problems, such as contact problems in the theory of elasticity, potential theory, fluid mechanics, quantum...

Open Access Article

Grüss-Type Inequalities Involving Bounds Constant via Analytic Kernel Fractional Integral

by Majid K. Neamah, Alawiah Ibrahim, Tariq A. Aljaaidi, Mohammed S. Abdo

ABSTRACT: The primary aim of this study is to derive a generalization of certain Grüss-type inequalities under constant constraints via a generalized Analytical kernel Riemann-Liouville fractional integral....

Open Access Article

Discrete Prediction of Grain Evolution in Solid-State Welding of Ti6Al4- V Alloy

by Johana Gamez, David Briones, Carlos Garza, Yadira Gonzalez, Maria Nañez, Patricia Zambrano Robledo, Luis A. Reyes

ABSTRACT: Titanium (Ti) alloys, known for their high strength and low weight, are essential in aircraft and aerospace applications. This study focuses on friction spot welding as an innovative, efficient...

Open Access Article

Prey and Predators in Mathematical Model Under Caputo Fractional Derivative

by Mohamed Ahmed Abdallah, Khaled Abdalla Ishag

ABSTRACT: The main concentration of ours as writers of this paper is finding the relation between two predators and one prey in a fractional mathematical model governed by Caputo fractional derivative...

Open Access Article

Signature Transform Application in Time Series Analysis: An Introduction to Classification and Reconstruction Problems

by Biagio Paparella, Francesco Grimaccia

ABSTRACT: The goal of this paper is to analyze comprehensively how the Signature Transform can be used for the classification of time series. Data preprocessed with the signature transform can...

Open Access Article

Markov Modelling of Small Cell Base Station Sleep Strategies with Disaster and Repairable Server

by Narmadha Venkatesan, Rajendran Paramasivam

ABSTRACT: A network of Base Station (BS) is required in order to function mobile phones and other mobile devices. A large number of BSs will be deployed in advanced networks namely Long-Term Evolution...

Open Access Article

Digital Image Watermarking for Image Integrity Verification and Tamper Correction

by Anantha Rao Gottimukkala, Anita Pradhan, Naween Kumar, Ashok Kumar Pradhan, Ranjan K. Senapati, Gandharba Swain

ABSTRACT: Images transmitted through internet can be easily tampered by the available image editing tools. This article proposes a Hamming code based watermarking approach for tamper localization and...

Open Access Article

Boosted Whittaker-Henderson Graduation of Order 1: A Graph Spectral Filter Using Discrete Cosine Transform

by Ruoyi Bao, Hiroshi Yamada

ABSTRACT: The Whittaker-Henderson (WH) graduation of order 1 is a smoothing/filtering method for equally spaced one-dimensional data. Inspired by Phillips and Shi, this paper introduces the boosted version...

Open Access Article

Quiescent Optical Solitons for the Concatenation Model Having Nonlinear Chromatic Dispersion and Kerr Law of Self-Phase Modulation

by Manar S. Ahmed, Ahmed M. Elsherbeny, Muhammad Amin S. Murad, Ahmed H. Arnous, Anjan Biswas, Yakup Yildirim, Luminita Moraru, Catalina Iticescu, Anwar Ja’far Mohamad Jawad, Layth Hussein

ABSTRACT: This paper focuses on the retrieval of quiescent optical solitons within the framework of the concatenation model, incorporating nonlinear chromatic dispersion and the Kerr law of self-phase...

Open Access Article

Decision-Making in the Age of AI: A Review of Theoretical Frameworks, Computational Tools, and Human-Machine Collaboration

by Jian Wei, Sun Qi, Wanjiang Wang, Liuyan Jiang, Huihui Gao, Feng Zhao, Khalil Al-Bukhaiti, Anping Wan

ABSTRACT: Decision-making, a critical process across all disciplines, is undergoing significant transformation with the integration of advanced computational techniques. This review examines the evolution...

Open Access Article

Global Existence of Smooth Solutions to the Incompressible 2D Navier-Stokes-Landau-Lifshitz Equations with the Dzyaloshinskii-Moriya Interaction and V-Flow Term

by Guangwu Wang, Hui Yang, Jun Zhang

ABSTRACT: The paper focuses on the incompressible Navier-Stokes equations coupled with the Landau-Lifshitz-Gilbert equations, incorporating the Dzyaloshinskii-Moriya (DM) interaction and a V-flow term,...

Open Access Article

Integration of Fuzzy Techniques and Formal Representation of Domain and Expert Knowledge in AI Systems: A Comprehensive Review

by Arturo Peralta, José A. Olivas, Francisco P. Romero, Pedro Navarro-Illana

ABSTRACT: The integration of domain and expert knowledge into AI systems represents a critical advancement, with profound implications for solving complex, multidisciplinary challenges. The formal...

Open Access Article

Generalized Geometric Analysis of Blood Vessel Subdivisions and Fluid Mechanics

by Kuan-Wei Chen, Chun-Hung Chen, Yu-Fan Chen

ABSTRACT: This study proposes simplified geometric analyses of the subdivisions of blood vessels and extends the fluid-mechanical analysis to derive generalized equilibrium solutions. Departing from the...