Contemporary Mathematics
ISSN: 2705-1064 (Print) 2705-1056 (Online) DescriptionContemporary Mathematics is a quarterly peer-reviewed scientific journal. Our ultimate goal is to make the journal an important source for publishing high quality papers related to the development of contemporary mathematics as well as a continuing and evolving source of interesting and relevant problems for researchers.
The scope of this journal includes theoretical, numerical, and experimental studies in all fields of mathematics and the mathematical sciences. A broad spectrum of topics are covered: mathematical theory, pure mathematics, algebra, geometry and topology, complex analysis, differential equations, industrial mathematics, computational mathematics, discrete mathematics, applied mathematics, mathematical physics, etc.
CiteScore (2023) Impact Factor 5 Year Impact Factor
0.6 0.6 0.7
Announcement
Oct 30,2024
Special Issue: International Conference on Applied Mathematical Sciences for Emerging Technologies -2024 (ICAMSET-2024)
Oct 28,2024Special Issue: Advanced tools and techniques for Conformable Time-Fractional Differential Equations
Oct 10,2024Special Issue: Advancements in Approximation Theory: New Perspectives, Iterative Methods, and Applications
Sep 23,2024Special Issue: Applied Mathematics in Advanced Modelling and Computing for Sustainability
Sep 13,2024Special Issue: International Conference on Computational Mathematics and Advances in Modern Technology(ICCMAMT - 2024)
Information
Latest Articles
Open Access Article
Hybrid PLM and ADRC Control for Sensorless Induction Motor Drive with Nine-Level Converter Employing SVPWM
by Abdellah Oukassi, Zakaria Boulghasoul, Lhoussain El Bahir
ABSTRACT: This paper outlines the design of a predictive controller combined with an active disturbance rejection control (ADRC)-type controller to enhance the dynamic performance of the induction motor...
Open Access Article
Optimizing Group Size using Percentile Based Group Acceptance Sampling Plans with Application
by Abdullah M. Almarashi, Khushnoor Khan
ABSTRACT: The present paper focuses on optimizing the sample size and the acceptance number which are commonly known as design parameters for the group acceptance sampling plan ( GASP ). Design parameters...
Open Access Article
Approximate and Exact Solutions of Some Nonlinear Differential Equations Using the Novel Coupling Approach in the Sense of Conformable Fractional Derivative
by Muhammad Imran Liaqat, Ali Akgül
ABSTRACT: Several scientific fields utilize fractional nonlinear partial differential equations to model various phenomena. However, most of these equations lack exact solutions. Consequently, techniques...
Open Access Article
Application of Sumudu Transform and New Iterative Method to Solve Certain Nonlinear Ordinary Caputo Fractional Differential Equations
by Amandeep Singh, Sarita Pippal
ABSTRACT: By combining the new iteration method (NIM) and Sumudu transform (ST) methods, together known as the new iteration ST method (NISTM), a semi-analytical or series solution for various fractional...
Open Access Article
Novel Temperature-Based Topological Indices for Certain Convex Polytopes
by Sakander Hayat, Muhammad Yasir Hayat Malik, Saima Fazal
ABSTRACT: A topological index is a number that assists in understanding various physical characteristics, chemical reactivities, and boiling activities of a chemical compound by characterizing the whole...
Open Access Article
More on Externally q-Hyperconvex Subsets of T0-Quasi-Metric Spaces
by Collins Amburo Agyingi
ABSTRACT: We continue earlier research on T 0 -quasi-metric spaces which are externally q -hyperconvex. We focus on external q -hyperconvex subsets of T 0 -quasi-metric spaces in particular. We...
Open Access Article
Impact of Imputation on Performance of Goodness-of-Fit Tests for the Logistic Panel Data Model
by Opeyo Peter Otieno, Cheng Weihu, Randa A. Makled
ABSTRACT: Goodness-of-fit tests aim at discerning model misspecification and identifying a model which is poorly fitting a given data set. They are methods used to determine the suitability of the fitted...
Open Access Article
Two Iterates of Symmetric Generalized Skew 3-Derivation
by Abu Zaid Ansari, Suad Alrehaili, Faiza Shujat
ABSTRACT: Our goal in this study is to validate the following finding: Assume that a prime ring R having , D is a symmetric skew 3-derivation on R with automorphisms α. If ∇ 1 , ∇ 2 : R 3 → R...
Open Access Article
Recursive and Explicit Formulas for Expansion and Connection Coefficients in Series of Classical Orthogonal Polynomial Products
by H. M. Ahmed, Y. H. Youssri, W. M. Abd-Elhameed
ABSTRACT:
Open Access Article
Support Based Essential and Core Based Superfluous Fuzzy Modules
by Abhishek Kumar Rath, A. S. Ranadive, Dragan Pamucar, Dragan Marinković
ABSTRACT: In this paper, we introduce and explore several novel concepts within the framework of fuzzy module theory. First, we define the notion of a support based essential fuzzy module, establishing its...
Open Access Article
On the Solutions of Nonlinear Implicit ω-Caputo Fractional Order Ordinary Differential Equations with Two-Point Fractional Derivatives and Integral Boundary Conditions in Banach Algebra
by Yousuf Alkhezi, Yahia Awad, Karim Amin, Ragheb Mghames
ABSTRACT: This article delves into the analysis of nonlinear implicit ω-Caputo fractional-order ordinary differential equations (NLIFDEs) with two-point fractional derivatives and integral boundary...
Open Access Article
Painlevé Analysis and Chiral Solitons from Quantum Hall Effect
by Nikolay A. Kudryashov, Anjan Biswas, Qin Zhou, Yakup Yildirim
ABSTRACT: This study examines the generalized Schrödinger equation governing chiral solitons. We assess its integrability using the Painlevé test for nonlinear partial differential equations. Our analysis...
Open Access Article
Sequential Kannan Type Contractions in Partial b-Metric Spaces
by Yaé U. Gaba, Collins A. Agyingi
ABSTRACT: This paper presents the concept of the "sequential condition" in the context of fixed point results for self-maps in partial b -metric spaces. We demonstrate the existence of a unique fixed point...
Open Access Article
A Generalized Number-Theoretic Transform for Efficient Multiplication in Lattice Cryptography
by Ahmad Al Badawi, Sze Ling Yeo, Mohd Faizal Bin Yusof
ABSTRACT: The Number Theoretic Transform (NTT) has emerged as a powerful tool for efficiently computing convolutions of digital signals, due to its inherent advantages such as numerical stability, reliance...
Open Access Article
A φ-Contractivity Fixed Point Theory and Associated φ-Invariant Self-Similar Sets
by Nifeen H. Altaweel
ABSTRACT: In this paper, we apply a generalized variant of the concept of fixed point theory due to contraction mappings on metric spaces to construct a general class of iterated function systems relative...
Open Access Article
Finite Sum of Integral Operators from the Fractional Cauchy Spaces to Bloch-Type and Zygmund-Type Spaces
by Rita A. Hibschweiler, Ajay K. Sharma
ABSTRACT: The family of fractional Cauchy transforms, defined on the open unit disc in the complex plane, is of classical and modern interest. Membership of an analytic function in the family is determined...
Open Access Article
Efficient Collocation Algorithm for High-Order Boundary Value Problems via Novel Exponential-Type Chebyshev Polynomials
by Galal I. El-Baghdady, Muhammad Sajid Iqbal, Muhammad Zafarullah Baber, Nauman Ahmed, Mohammad Izadi, Waleed Adel
ABSTRACT: This paper presents an innovative collocation algorithm designed to effectively handle a specific class of boundary value problems with high-order characteristics. The approach involves utilizing...
Open Access Article
On q Sturm Liouville Operator with Periodic Boundary Conditions
by Olgun Cabri, Suayip Toprakseven
ABSTRACT: In this study, we consider q -Sturm Liouville operator with periodic boundary conditions. An asymptotic expression of the solution is obtained. With the help of this asymptotic representation, an...
Open Access Article
Peristaltic Transport of a Jeffrey Nanofluid in a Vertical Layer with Suction and Injection: Effect of Velocity No-Slip, Temperature and Concentration with Application
by S. Sivaranjani, A. Kavitha
ABSTRACT: This study explores the peristaltic motion of a Jeffrey nanofluid in a vertical channel, as well as the effects of suction and injection at the walls. The non-Newtonian behavior of the fluid is...
Open Access Article
On Impulsive Nonlocal Nonlinear Fuzzy Integro-Differential Equations in Banach Space
by Najat H.M Qumami, R. S. Jain, B. Surendranath Reddy
ABSTRACT: The aim of this article is to investigate the existence, uniqueness and other qualitative properties of the solution of first-order nonlocal impulsive nonlinear fuzzy integro-differential...
Open Access Article
Optimization of Fuzzy Mathematical Model of Regular Octagon-Shaped Parking Space
by Arun Prasath GM, Saad Salman Ahmed, Bushra Hibras Al Sulaimi, Kamal Kumar M, Madhusudhana Rao B, Alia Khalfan Mohamed Salim Al Rahbi, Sara Ahmed Said Hilal Al Barwani, Abdulmalik Said Harib Hassan Al Hadhrami, Khadija Bilal Yousuf Al Bahrani
ABSTRACT: In the vigorous development of the city population, there is a need to set up clear dimensions for the parking space. Car parking plays a significant part in the residential apartments and...
Open Access Article
A Mathematical Model for Inducing Delays in Transmissions of Information Between Spinors Within the Heart, Hemoglobin Molecules and Cells by Mobile Waves
by Massimo Fioranelli, Phoka C. Rathebe, Alireza Sepehri, Aroonkumar Beesham, Alireza Haghp-eima
ABSTRACT: Biological systems like the heart, hemoglobin and cells are built from entangled spinors. Entangled spinors exchange information through two ways: (i) Spinor waves with the velocity of infinity;...
Open Access Article
Derivation of Sawada-Kotera and Kaup-Kupershmidt Equations KdV Flow Equations from Modified Nonlinear Schrödinger Equation (MNLS)ns from Modfied Nonlinear Schrödinger Equation (MNLS)
by Murat Koparan
ABSTRACT: Mathematical models of problems that arise in almost every branch of science are nonlinear evolution equations (NLEE). As a result, nonlinear evolution equations have served as a language for...
Open Access Article
Theta Pairing of Hypersurface Rings
by Mohammad Reza Rahmati
ABSTRACT: In this article, we prove a conjecture on the positive definiteness of the Hochster Theta pairing over a general isolated hypersurface singularity, namely: Let R be an admissible isolated...
Open Access Article
Goal Programming Model Using Data Envelopment Analysis for Human Development Index
by Yasmine Salama, Ramadan Hamed, Mahmoud Rashwan
ABSTRACT: United Nations' Human Development Index measures human development and has significant positive correlation with abundance in natural resource. Data Envelopment Analysis is used for composite...
Open Access Article
Solving Multi-objective Bi-item Capacitated Transportation Problem with Fermatean Fuzzy Multi-Choice Stochastic Mixed Constraints Involving Normal Distribution
by Elakkiya Kumar, Anuradha Dhanapal
ABSTRACT: The transportation problem (TP) is an important type of linear programming problem. The aim of TP is to optimize the objective function by allocating product shipments from various sources to...
Open Access Article
Coefficient Estimates for New Subclasses of Bi-Univalent Functions Associated with Jacobi Polynomials
by Ala Amourah, Nidal Anakira, Jamal Salah, Ali Jameel
ABSTRACT: Our research introduces new subclasses of analytical functions that are defined by Jacobi polynomials. We then proceed to estimate the Fekete-Szegö functional problem and the Maclaurin...
Open Access Article
Asymptotic Behavior of Trajectories in Some Models of Ecnomic Dynamics
by S. I. Hamidov
ABSTRACT: Asymptotic behavior of trajectories in Neumann type models of economic dynamics with average growth rate is studied. Index set is introduced and the sequence of cones generated by the cone Z of...
Open Access Article
Mathematical Evaluation and Dynamic Transmissions of a Tumor Growth Model Using a Generalized Singular and Non-Local Kernel
by Rakhi Singh, Jyoti Mishra, Ali Akgül, Vijay Kumar Gupta
ABSTRACT: Currently, fractional calculus plays a critical role in improving control techniques, analyzing disease transmission dynamics, and solving several other real-world problems. This research...
Open Access Article
The Spectra of Multiplication Operators and Weighted Composition Operators on Iterated Weighted-Type Banach Spaces of Analytic Functions
by Shams Alyusof
ABSTRACT: This research aims to analyze the spectral of multiplication operators acting on weighted Banach spaces of analytic functions defined on the unit disk. These spaces, denoted by S n : n ∈ N,...
Open Access Article
Bayesian Modeling of INGARCHX Models for Cellulitis Related to Meteorological Factors in Mahasarakham and Roi-Et Hospitals
by Khemmanant K, Kunwithree P, Sujitta S
ABSTRACT: The objective of this research is to develop integer-valued generalized autoregressive conditional heteroscedasticity (INGARCH) models to represent the weekly incidence of cellulitis cases in...
Open Access Article
Numerical Treatment for the Distributed Order Fractional Optimal Control Coronavirus (2019-nCov) Mathematical Model
by Nehaya R. Alsenaideh, Seham M. Al-Mekhlafi, Saleh M. Hassan, Abdelaziz E. Radwan, Nasser H. Sweilam
ABSTRACT: In this paper, we presented the distributed order fractional optimal control of the Coronavirus (2019-nCov) mathematical model. The distributed order fractional operator is defined in the Caputo...
Open Access Article
Computing Quadratic Eigenvalues and Solvent by a New Minimization Method and a Split-Linearization Technique
by Chein-Shan Liu, Chung-Lun Kuo, Chih-Wen Chang
ABSTRACT: To solve quadratic eigenvalue problems (QEPs), especially the gyroscopic systems, two methods are proposed: an iterative direct detection method (DDM) of the complex eigenvalues of the original...
Open Access Article
Modeling Occupational Stress on Employee Performance with Mediating and Moderating Roles of Social Support: Structural Equation Modeling and Multivariate Analysis
by KDV Prasad, Shivoham Singh, Rajesh Vaidya, Sripathi Kalavakolanu, Ved Srinivas
ABSTRACT: Purpose: This empirical study investigated the relationship between occupational stress and employee performance and the mediating and moderating effects of social support on the relationship...
Open Access Article
Characteristic Equations of Chebyshev Polynomials of Third and Fourth Kinds and Their Generating Matrices
by Anu Verma, Pankaj Pandey, Shubham Mishra, Vipin Verma
ABSTRACT: The main goal of the article is to obtain matrix representation for the third and fourth kinds of Chebyshev polynomials by using a tridiagonal matrix. We present a connection between the...
Open Access Article
Solutions for a New Fractional Differential Dynamical System and Yosida Quasi-Inverse Variational Inequality in Hilbert Space
by Faizan Ahmad Khan, Ebrahem A. Algehyne, Fahad M. Alamrani, Esmail Alshaban, Adel Alatawi, Saleem K. Aljuhani
ABSTRACT: In this article, first we introduce and study a Yosida Quasi-inverse variational inequality problem (in short, YQIVI) in Hilbert space and then developed a new fractional differential dynamical...
Open Access Article
Health Insurance Provider Selection Through Novel Correlation Measure of Neutrosophic Sets Using TOPSIS
by B.S. Mahapatra, M.B. Bera, M.K. Mondal, Florentin Smarandache, G.S. Mahapatra
ABSTRACT: Risk monitoring aims to recognize and control potential threats to our assets or health activities. Insurance is vital, as it compensates for any unexpected loss of property or life. Clients...
Open Access Article
On the Fekete-Szegö Inequalities of the Generalized Mittag-Leffler Function Associated with a Lambert Series
by Jamal Salah
ABSTRACT: This study aims to investigate the Fekete-Szegö problem for the linear operator generated by the convolution (the Hadamard product) involving one of the generalized forms of the Mittag-Leffler...
Open Access Article
New Solutions to the Fractional Perturbed Chen Lee Liu Model with Time-Dependent Coefficients: Applications to Complex Phenomena in Optical Fibers
by Farah M. Al-Askar
ABSTRACT: In this paper, we consider the fractional perturbed Chen Lee Liu model with time-dependent coefficients (FPCLLM-TDCs). We apply the mapping method in order to get hyperbolic, elliptic,...