Contemporary 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
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)
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...
by Sony Khatri, Purusotham Singamsetty
ABSTRACT: This paper investigates the idea of the η -approximated technique for converting the nonlinear and nonconvex multiobjective fractional variational dual problems (MFP) and (MFD) with inequality...
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...
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;...
by Vidya P, Parthiban S
ABSTRACT: The tensile strength of Carbon fibers was investigated. Tested EEWD distribution ability to fit with data and observed the skewness of data. The T-R{.} framework has been recently used to...
by Mojtaba Delavari, Zahra Khodadadi, Karim Zare, Einolah Deiri, Abdol Rasoul Ziaei
ABSTRACT: One main challenge in the application of the lifetime distribution models, such as inverse Weibull (IW) distribution is the need for an appropriate estimation method based on experimental...
by G. Ganesan, S. Poonkuntran
ABSTRACT: In the medical field, medical imaging is essential for precise diagnosis, treatment planning, and condition monitoring. The goal of this work is to improve the field of healthcare imaging by...
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...
by Huimin Cheng, Feng Zhou
ABSTRACT: In this article, we study regularity of weak solutions to a class of nonlinear parabolic equations in divergence form. The main purpose is to present a regularity estimate with more general...
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...
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...
by Charles Z. Liu, Farookh Hussain, Ying Zhang, Lu Qin
ABSTRACT: This paper introduces the Kolmogorov-Arnold Credit Informed Network Orchestration (KACINO), a novel framework proposed to comprehensively structure and analyze the carbon dynamic system. By...
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...
by Maha Alqhtani, Daniyal Alghazzawi , Suaad Alarifi
ABSTRACT: Structured Query Language (SQL) injection attacks represent a substantial threat to the security of web applications, making the development of effective detection techniques crucial. These...
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...
by Anouar Ben Mabrouk, Abdulaziz M. Alanazi; Adel R. Alharbi; Amer Aljaedi
ABSTRACT: Fuzzy logic has been introduced as a modeler suitable for many situations where the data may be uncertain, and difficult to be described via the existing exact and analytic tools. However,...
by Rasulkhozha S. Sharafiddinov
ABSTRACT: We discuss a theory in which the left- and right-handed axial-vector photons refer to long- and short-lived bosons of true neutrality, respectively. Such a difference in lifetimes expresses the...
by Nouman Ijaz, Ahmed Zeeshan, Safia Batool, M. M. Bhatti, Kh. S. Mekheimer
ABSTRACT: In this communication, we focus on the peristaltic propulsion of multiphase fluid flowing in a three-dimensional rectangular channel with compliant walls. The flow is influenced by porosity and...
by Omar Bazighifan, Anwar Al-Batati, Nawa Alshammari, Loredana Florentina Iambor
ABSTRACT: In this work, we investigate new oscillation conditions of delay differential equations of second-order. We start by finding new relations and inequalities between the corresponding function...
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...
by Luminita Lemnete Ninulescu
ABSTRACT: Let , be an one dimensional complex sequence of degree at most 2 n . In the present paper we give a necessary condition such that admits on an atomic representing measure with a finite...
by Devia Narrania, Kuldip Raj, Sunil K. Sharma, Thwiba A. Khalid, Arafa O. Mustafa, Runda A. A. Bashir, Mustafa M. Mohammed, Awad A. Bakery
ABSTRACT: In this paper, we define and study strongly deferred Cesàro summable, strongly Cesàro summable, m -statistical convergence and m -deferred statistical convergence of real-valued Lebesgue...
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...
by Abu Zaid Ansari, Faiza Shujat, Ahlam Fallatah
ABSTRACT: The goal of this research is to describe the structure of Jordan ( σ, ρ )- n -derivations on a prime ring. By ( σ, ρ )- n -derivations, we mean n -additive maps ℑ : R n → R satisfying...
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...
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...
by Kalpana Umapathy, Balaganesan Palanivelu, Prasantha Bharathi Dhandapani, Udhayakumar Ramalingam
ABSTRACT: In this work, we introduce a new SEVIR epidemic model to analyze the dynamics of infectious diseases by incorporating the key compartments such as susceptible, exposed, vaccinated, infected, and...
by Fred Brackx
ABSTRACT: A compendium of interesting identities involving the delta distribution in higher dimensional Euclidean space is presented, ready to use as a reference work whenever modelling with the delta...
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...
by Pitta Shankaraiah, Mokesh Rayalu. G
ABSTRACT: Lung cancer remains one of the leading causes of cancer-related mortality worldwide, underscoring the critical need for effective prognostic tools. This study utilizes survival analysis to explore...
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...
by Abdulrahman B. M. Alzahrani
ABSTRACT: This research explores the analysis of the nonlinear fractional systems described by the Whitham-Broer-Kaup equations using novel mathematical tools like the Aboodh transform iteration method and...
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...
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...
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...
by Yuri Sotskov, Alexey Mikhaylov, Lyailya Mutaliyeva, Diana Stepanova, Tsangyao Chang, Sergey Barykin, Mahmoud Zadehbagheri
ABSTRACT: The paper considers a multi-stage processing system including sets of identical (parallel) machines and a set of dedicated machines processing different operations of the given jobs in any sectors...
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...
by Pitta Shankaraiah, Mokesh Rayalu. G
ABSTRACT: Cancer is the second most prevalent cause of mortality globally as per the World Health Organization. Among the various types of cancer, lung cancer is particularly fatal and ranks third in terms...
by Massimo Fioranelli, Phoka C. Rathebe, Alireza Sepehri, Hijaz Ahmad, Aroonkumar Beesham, Alireza Haghpeima
ABSTRACT: Background: One of best ways to repel harmful viruses like corona is using of repulsive force between spinors which are existed within structures of cells and viruses. These spins could be induced...
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...
by Sassia Makhlouf, Karima Chatouh
ABSTRACT: This paper investigates the theory and applications of linear and skew polycyclic codes over the ring = 1 × 2 × 3, where i (0 ≤ i ≤ 3) are finite commutative rings. We first...
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...
by C.T Dora Pravina, P. Kamala, S. Sreelakshmi
ABSTRACT: In this paper, we can study about Markovian single-server queue with servers in distinct phases of disaster and repair. The server can stay in full-active Phase or passive Phase randomly and...
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...
by A. Baskar, M. C. Saravanarajan
ABSTRACT: This research presents a comprehensive analysis of the M / G / 1 double retrial queue model with a two-phase optional service and repair, under a working vacation policy. The model addresses...
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,...
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...
by Ma'moun I. Y. Alharayzeh
ABSTRACT: This study aims to define a new subclass of multivalent analytic functions in the open unit disk. Jackson's derivative operator has been used to generate this subclass. Before getting coefficient...
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...
by Patriciu Alina-Mihaela
ABSTRACT: In this paper we prove that, in three-dimensional Minkowski space, the family of parallel surfaces to a given surface at a certain distance can be obtained as the discriminant set of a certain...
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...
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...
by A. Jalisraj, R. Udhayakumar
ABSTRACT: This manuscript commits to analyzing the existence and uniqueness of mild solution and trajectory controllability of conformable Hilfer fractional neutral stochastic integro-differential system...
by N. B. Huamaní, M. Atoche Bravo
ABSTRACT: We say that a tree is a spider if has at most one vertex of degree greater than two. We prove the existence of families of graceful spiders with 3 ℓ , 3 ℓ +2 and 3 ℓ − 1 legs. We provide specific...
by Mesfin Asfaw Taye
ABSTRACT: The thermodynamic characteristics of systems driven out of equilibrium are examined for M Brownian ratchets organized in a complex network. The precise time-dependent solution reveals that the...
by David Yaro, Saviour Worlanyo Akuamoah, Samuel Asante Gyamerah, Francois Mahama, Ebenezer Asabre
ABSTRACT: Examining mathematical models is a crucial aspect of research in comprehending the dynamics and managing the transmission of Human Immunodeficiency Virus (HIV). This study presents a Caputo...
by S. Indrakala, T. Suguna
ABSTRACT: A person's emotional state toward the past and future might be revealed by their "temporal distance" (TD), a psychological measure. There isn't a lot of real-world research on how to measure...
by Omar Alnajar, Ala Amourah, Jamal Salah, Maslina Darus
ABSTRACT: This article aims to introduce a new qualitative subclass of bi-univalent and analytic functions that are intricately linked to Gegenbauer polynomials. These polynomials, known for their...
by Murat Koparan
ABSTRACT: Nonlinear equations of evolution (NLEE) are mathematical models used in various branches of science. As a result, nonlinear equations of evolution have served as a language for formulating many...
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...
by P. Megana Santhoshi, Guna Sekhar Sajja, Yeswanth Dintakurthy, Manohar G Bali
ABSTRACT: Prenatal cardiac anomalies, commonly referred to as congenital heart defects (CHDs), comprise a spectrum of pathologies that adversely affect cardiac function. There is a correlation between the...
by Asifa Tassaddiq, Sehar Afsheen, Irfana Ashraf, Amna Kaslsoom, Pakeeza Ashraf, Shazia Kanwal
ABSTRACT: In this article, we define several fundamental characteristics and put forward some basic fixed point results in the context of hyperbolic space for generalized ( α, β )-nonexpansive type-1...
by Mohammad Zailai
ABSTRACT: We call a map f : X → Y D -continuous if its restriction to any set of points that do not possess compact neighborhoods is continuous. We investigate this weaker version of continuity and...
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...
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...
by Arthi G., Vaanmathi M.
ABSTRACT: In this article, the concept of controllability on fractional order impulsive systems involving state dependent delay and damping behavior is analysed by utilizing Caputo fractional derivative....
by H. M. Ahmed, Y. H. Youssri, W. M. Abd-Elhameed
ABSTRACT:
by Ala Amourah, Omar Alnajar, Jamal Salah, Maslina Darus
ABSTRACT: A differential operator is defined on an open unit disk D using the innovative Bell Distribution operator. This operator introduces a new perspective in the study of complex functions within the...
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...
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...
by Immaculate Samuel, Rajendran Paramasivam
ABSTRACT: This study explores an interconnected M / M / c / N queueing model that incorporates reverse balking, reneging, a control technique, and adjustable arrival rates. In reverse balking, the...
by Mathieu Tiene, Diakarya Barro
ABSTRACT: This article presents a contribution to modelling of rainfall hazards in a stochastic framework. The independence of the realizations of a process conditionally on the latent random effect, which...
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...
by Salah H. Alshabhi, OM Kalthum S. K. Mohamed, Mustafa M. Mohammed, Thwiba A. Khalid, Arafa O. Mustafa, Mona Magzoub, Khdija O. Taha, Awad A. Bakery
ABSTRACT: In this article, we will use a weighted regular matrix formed by Leonardo numbers and variable exponent sequence spaces to build a new stochastic space. We have proposed various geometric and...
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...
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...
by Abeer S. Khalifa, Hamdy M. Ahmed, Niveen M. Badra, Wafaa B. Rabie
ABSTRACT: The two-mode equations are nonlinear models that describe the behavior of two-way waves moving simultaneously while being affected by confined phase velocity. This article expands a non-linear...
by Ibtesam Bajunaid
ABSTRACT: In the investigation of harmonic and potential functions on the Euclidean spaces, the Runge-type approximation theorem and Laurent decomposition theorem for harmonic functions are important. Their...
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...
by Andrei D. Polyanin, Nikolay A. Kudryashov
ABSTRACT: Nonlinear Schrödinger equations with constant delay are considered for the first time. These equations are generalizations of the classical Schrödinger equation with cubic nonlinearity and the...
by Monrudee Sirivoravit, Utsanee Leerawat
ABSTRACT: In this paper, we introduce a generalization of the k -generalized Fibonacci sequence, called the ( a , b ; k )- nacci sequence , where a and b are real numbers and k ≥ 2 is an integer....
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...
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...
by Mariam Al-Mazmumy, Maryam Ahmed Alyami, Mona Alsulami, Asrar Saleh Alsulami
ABSTRACT: This study develops a highly convergent computational method, the ψ-Laplace Adomian Decomposition Method (ψ-LADM), for solving coupled systems ofψ-Caputo Fractional Differential Equations (FDEs)....
by Aamir Farooq, Sadique Rehman, Mujahid Ullah, M. S. Abbas, K. El-Rashidy, M. Mamun Miah, Mohammad Kanan
ABSTRACT: Tween-20 plays a significant role in the biological, food, and pharmaceutical industries. Additionally, it plays a vital role in improving the quality of reverse mechanisms of multi-drug...
by G. Muthumanickavel, M. Nalliah
ABSTRACT: Optimization of industrial processes, reduction of worker costs, and protection of workers well-being are significantly dependent on effective work shifts scheduling. This article introduces a new...
by K. Divya Priya, K. Thilagavathi
ABSTRACT: The Prabhakar fractional operator is commonly acclaimed as the queen model of fractional calculus. The distinction between univalent and multivalent functions became more formalized as part of the...
by Noufe Aljahdaly
ABSTRACT: This article examines the effectiveness of the multistage differential transform method (MsDTM) in solving equations with a very strong nonlinear term. It introduces MsDTM as a method for...
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,...