International Journal of Mathematics and Mathematical Sciences

1978 - 2025

Continued by International Journal of Mathematics and Mathematical Sciences.

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Volume 2024, month 12, 2024

Characterizations of Euclidean Spheres in Terms of the Tangential Part of the Position Vector Field pp. 1-6

Mona Bin-Asfour, Kholoud Saad Albalawi, Mohammed Guediri and Nawab Hussain

Generating a New Convolution Function From Mittag-Leffler and Koebe Functions pp. 1-12

Ali Halil Ghathith, Ahmed Mohammed Ali, Mohammed Thanoon Al-Neima and Teodor Bulboaca

Optimizing E-Commerce Selection Under Uncertainty: A New Framework for Decision-Making With Extended Fuzzy TOPSIS pp. 1-17

Jency Leona Edward, Palanivel Kaliyaperumal and Muhammad Ahsan

Solving Periodic Boundary Value Problem via Product Type Rational Contractions pp. 1-22

Saif Ur Rehman, Abeeda Ahmad, Mohammed M. M. Jaradat, Sidra Akbar, Aneeza Hafeez, Faiz Ullah and Nawab Hussain

Volume 2024, month 11, 2024

On Additivity and Multiplicativity of Centrally Extended α,β-Higher Derivations in Rings pp. 1-7

O. H. Ezzat and Attila Gil Nyi

Optimizing the Entropy of the Unsteady Flow of Ternary Nanofluids in an Inclined Conduit: Smart Pumping Using Electro-Osmotic Flow pp. 1-22

Reima D. Alsemiry, Essam M. Elsaid, S. A. Alharbi, Mohamed S. Abdel-Wahed and Saranya Shekar

Stability and Uniqueness Results for the Nonseparated Boundary Conditions of Nonlinear Coupled System of Fractional Differential Equations pp. 1-13

Areen Al-khateeb, Hamzeh Zureigat, Belal Batiha, Shawkat Alkhazaleh and Birendra Nath Mandal

Quasilinearization-Collocation Method for the Numerical Solution of Nonlinear Fractional Volterra Integro-Differential Equations With Logarithmic Weakly Singular Kernel pp. 1-19

Qays Atshan Almusawi, Esmaeil Najafi and Birendra Nath Mandal

Existence and Uniqueness of a Solution for a Four-Stage Age-Structured Population Dynamics Model With Spatial Diffusion for Desert Locusts pp. 1-16

Ramdé Nestor, Traoré Amidou, Simporé Yacouba, Nakoulima Ousseynou and Nawab Hussain

Topological Properties of Prime Filters and Minimal Prime Filters on a Paradistributive Latticoid pp. 1-12

Suryavardhani Ajjarapu, Ravikumar Bandaru, Ramakoteswara Rao Kotha, Rahul Shukla and Anwar Saleh Alwardi

Volume 2024, month 10, 2024

M− Prime Ideals in Lattices and Their M− Prime Spectrum pp. 1-11

Natnael Teshale Amare and Ayesha Ikram

A Refinement of Jensen’s and Minkowski’s Inequalities via Superquadratic Functions pp. 1-11

Anton Asare-Tuah, Edward Prempeh and Narendra K. Govil

Bernoulli Poisson Moment Exponential Distribution: Mathematical Properties, Regression Model, and Applications pp. 1-14

Amani Alrumayh and Marco Costa

A Mathematical Model for the Within-Host Dynamics of Malaria Parasite with Adaptive Immune Responses pp. 1-21

Jemal Muhammed Ahmed, Getachew Tashome Tilahun, Shambel Tadesse Degefa and Vladimir Mityushev

Volume 2024, month 9, 2024

HWOA-TTA: A New Hybrid Metaheuristic Algorithm for Global Optimization and Engineering Design Applications pp. 1-10

Huda Y. Najm, Elaf Sulaiman Khaleel, Eman T. Hamed, Huda I. Ahmed and Kareem T. Elgindy

Modelling the Impact of Hygiene and Treatment on the Dynamics of Childhood Diarrhea in Nairobi County, Kenya pp. 1-23

Veronicah Nyokabi Njenga, Cyrus Gitonga Ngari, Winifred Mutuku Nduku, Livingstone Serwadda Luboobi and Nian-Sheng Tang

Characterization of Differential and Pure Ideals in the Hurwitz Series Ring: Structural Insights and Formulations pp. 1-4

Omar Alomari, Manal Al-Labadi and Abdul Rauf Khan

Volume 2024, month 8, 2024

A Bounded Lifetime Distribution Specified by a Trigonometric Function: Properties, Regression Model, and Applications pp. 1-23

Simon A. Ogumeyo, Festus C. Opone, Abdul Ghaniyyu Abubakari, Jacob C. Ehiwario and Nian-Sheng Tang

Applications of Subordination for Holomorphic Functions Stated by Generalized By-Product Operator pp. 1-7

Mustafa I. Hameed, Shaheed Jameel Al-Dulaimi, Hussaini Joshua, Ismael I. Hameed, Israa A. Ibrahim, Kayode Oshinubi and Teodor Bulboaca

Fitted Numerical Scheme for Singularly Perturbed Convection-Diffusion Equation with Small Time Delay pp. 1-15

Sisay Ketema Tesfaye, Mesfin Mekuria Woldaregay, Tekle Gemechu Dinka, Gemechis File Duressa and Ayesha Ikram

Analyzing the Reliability of a Pumping System through the Application of Copula Analysis pp. 1-15

Elsayed Elshoubary, Taha Radwan and Mohamed A. Eltaher

A Qualitative Study of Solutions of Nonlinear Volterra Integral Equation in the Plane, from the Perspective of Shiba Bounded Variation pp. 1-10

Liliana Pérez, Luz Rodríguez, Jurancy Ereú and Vladimir Mityushev

Volume 2024, month 7, 2024

Corrigendum to “On Parametric and Matrix Solutions to the Diophantine Equation x2 + dy2 − z2 = 0 Where d Is a Positive Square-Free Integer†pp. 1-1

James D. Shaw and James Guyker

An Extensive Review of the Literature Using the Diophantine Equations to Study Fuzzy Set Theory pp. 1-16

K. M. Abirami, Narayanan Veena, R. Srikanth, P. Dhanasekaran and Shih Pin Chen

BSDE with Jumps When Mean Reflection Is Nonlinear pp. 1-16

Winfrida Felix Mwigilwa, Farai Julius Mhlanga and Bilal Bilalov

Tripotent Divisor Graph of a Commutative Ring pp. 1-9

Luma A. Khaleel, Husam Q. Mohammad, Nazar H. Shuker and Abdul Rauf Khan

Some Boundedness, Convergence, and Oscillatory Results of Generalized Fibonacci-Type and Fibonacci Ratio Recurrences pp. 1-21

Manuel De la Sen and V. Ravichandran

Poisson XRani Distribution: An Alternative Discrete Distribution for Overdispersed Count Data pp. 1-17

Seth Borbye, Suleman Nasiru, Kingsley Kuwubasamni Ajongba and Vladimir Mityushev

Volume 2024, month 6, 2024

Links between the Incomplete Gamma Function and the Independent and Gumbel Copulas pp. 1-9

Loyara Vini Yves Bernadin, Bagre Remi Guillaume, Bere Frédéric and A. Zayed

Fibonacci Numbers Related to Some Subclasses of Bi-Univalent Functions pp. 1-9

Ala Amourah, Basem Aref Frasin, Jamal Salah, Tariq Al-Hawary and Mohamed A. Eltaher

Kibria–Lukman Hybrid Estimator for Handling Multicollinearity in Poisson Regression Model: Method and Application pp. 1-31

Hleil Alrweili and Muhammad Ahsan

The Solvability of Fourth-Order Differential Equations under Almost Hardy–Rogers ψ,ϕ-Type Multivalued Contractions in M℘-Metric Space pp. 1-14

Mustafa Mudhesh, Muhammad Arshad, Aftab Hussain, Amer Hassan Albargi, Eskandar Ameer and Seppo Hassi

Volume 2024, month 5, 2024

Mathematical Modeling of Infectious Disease and Prey-Predator Interaction with Optimal Control pp. 1-13

Kassahun Getnet Mekonen, Abayneh Fentie Bezabih, Koya Purnachandra Rao and Ram N. Mohapatra

BVP with a Load in the Form of a Fractional Integral pp. 1-12

Minzilya Kosmakova, Danna Akhmanova, Kamila Izhanova and Kareem T. Elgindy

Planar Graphs without Cycles of Length 3, 4, and 6 are (3, 3)-Colorable pp. 1-4

Pongpat Sittitrai, Wannapol Pimpasalee and Anwar Saleh Alwardi

Distance Spectra of Some Double Join Operations of Graphs pp. 1-8

B. J. Manjunatha, B. R. Rakshith, K. N. Prakasha, N. V. Sayinath Udupa and Abdul Rauf Khan

Properties of a Linear Operator Involving Lambert Series and Rabotnov Function pp. 1-10

Jamal Salah and Bao Q. Li

Volume 2024, month 4, 2024

Modeling the Impact of Air Pollution and Meteorological Variables on COVID-19 Transmission in Western Cape, South Africa pp. 1-17

John Kamwele Mutinda, Amos Kipkorir Langat and Marco Costa

Analysis of COVID-19 Disease Model: Backward Bifurcation and Impact of Pharmaceutical and Nonpharmaceutical Interventions pp. 1-17

Ibad Ullah, Nigar Ali, Ihtisham Ul Haq, Imtiaz Ahmad, Mohammed Daher Albalwi, Md. Haider Ali Biswas and Kareem T. Elgindy

Volume 2024, month 3, 2024

Rings in Which Every Element Is a Sum of a Nilpotent and Three 7-Potents pp. 1-14

Yanyuan Wang, Xinsong Yang and Nawab Hussain

Almost Existentially Closed Models in Positive Logic pp. 1-8

Mohammed Belkasmi and V. Ravichandran

Numerical Solution of Two-Dimensional Nonlinear Unsteady Advection-Diffusion-Reaction Equations with Variable Coefficients pp. 1-12

Endalew Getnet Tsega and Saranya Shekar

Volume 2024, month 2, 2024

Analysis of Investment Returns as Markov Chain Random Walk pp. 1-13

Felix Okoe Mettle, Emmanuel Kojo Aidoo, Carlos Oko Narku Dowuona, Louis Agyekum and Vladimir Mityushev

New Weighted Burr XII Distribution: Statistical Properties, Applications, and Regression pp. 1-14

Abdulzeid Yen Anafo, Selasi Kwaku Ocloo, Suleman Nasiru and Niansheng Tang

M-Polynomial and NM-Polynomial Methods for Topological Indices of Polymers pp. 1-16

Mohammed Yasin H, M. Suresh, Zebene G. Tefera, Samuel A. Fufa and Anwar Saleh Alwardi

Volume 2024, month 1, 2024

Gaussian Copula Regression Modeling for Marker Classification Metrics with Competing Risk Outcomes pp. 1-13

Alejandro Román Vásquez, Gabriel Escarela, Hortensia Josefina Reyes-Cervantes, Gabriel Núñez-Antonio and Niansheng Tang

Volume 2024, month 01, 2024

Investigation of Magnetized Casson Nanofluid Flow along Wedge: Gaussian Process Regression pp. 1-24

M. Shanmugapriya, R. Sundareswaran, S. Gopi Krishna, Abdu Alameri and Saranya Shekar

Volume 2023, month June, 2023

Estimation of Finite Population Mean under Probability-Proportional-to-Size Sampling in the Presence of Extreme Values pp. 1-5

Richard Ayinzoya and Dioggban Jakperik

Tangent Hyperbolic Fluid Flow under Condition of Divergent Channel in the Presence of Porous Medium with Suction/Blowing and Heat Source: Emergence of the Boundary Layer pp. 1-14

Sushila Choudhary, Prasun Choudhary and Balachandra Pattanaik

Volume 2023, month 12, 2023

Improved Finite Difference Technique via Adomian Polynomial to Solve the Coupled Drinfeld’s–Sokolov–Wilson System pp. 1-14

Israa Th. Younis, Ekhlass S. Al-Rawi and Chin-Chia Wu

The Fuzzy Prime Spectrum of Partially Ordered Sets pp. 1-11

Derso Abeje Engidaw, Gezahagne Mulat Addis, Wondwosen Zemene Norahun, Dereje Kifle Boku, Habtu Bayafers Demrew, Tewodros Argachew Degefa and Fernando Bobillo

Horadam Polynomials and a Class of Biunivalent Functions Defined by Ruscheweyh Operator pp. 1-7

Waleed Al-Rawashdeh and Teodor Bulboaca

A Numerical Approach for Diffusion-Dominant Two-Parameter Singularly Perturbed Delay Parabolic Differential Equations pp. 1-17

Solomon Woldu Worku, Gemechis File Duressa and Hans Engler

Volume 2023, month 11, 2023

Extraction Algorithm of HOM–LIE Algebras Based on Solvable and Nilpotent Groups pp. 1-9

Shadi Shaqaqha, Nadeen Kdaisat and Abdul Rauf Khan

On Properties of Graded Rings with respect to Group Homomorphisms pp. 1-7

Azzh Saad Alshehry, Rashid Abu-Dawwas, Muhsen Al-Bashayreh and Maria A. Lledo

Volume 2023, month 10, 2023

Some Inequalities Involving the Derivative of Rational Functions pp. 1-8

Arnisa Rasri, Jiraphorn Somsuwan Phanwan and Narendra K. Govil

Volume 2023, month 9, 2023

Censoring Balancing Functions for Undetected Probably Significant Effects in Cox Regression pp. 1-8

Ildephonse Nizeyimana, George Otieno Orwa, Michael Arthur Ofori, Samuel Musili Mwalili and Niansheng Tang

Unique Common Fixed Points for Expansive Maps pp. 1-14

Hadeel Z. Alzumi, Hakima Bouhadjera, Mohammed S. Abdo and Nawab Hussain

Volume 2023, month 09, 2023

On Parametric and Matrix Solutions to the Diophantine Equation x2+dy2−z2=0 Where d Is a Positive Square†Free Integer pp. 1-18

James D. Shaw, James Guyker and Sergejs Solovjovs

Volume 2023, month 7, 2023

Nth Composite Iterative Scheme via Weak Contractions with Application pp. 1-7

Tariq Qawasmeh, Anwar Bataihah, Khalaf Bataihah, Ahmad Qazza, Raed Hatamleh and Seppo Hassi

Prediction of the Stock Prices at Uganda Securities Exchange Using the Exponential Ornstein–Uhlenbeck Model pp. 1-8

Juma Kasozi, Erina Nanyonga, Fred Mayambala and Jewgeni Dshalalow

Volume 2023, month 6, 2023

On Minimum Generalized Degree Distance Index of Cyclic Graphs pp. 1-5

Nadia Khan, M. Javaid, M. K. Aslam, Mamo Abebe Ashebo and Bikash Koli Dey

Mve—Polynomial of Cog-Special Graphs and Types of Fan Graphs pp. 1-13

Kavi B. Rasool, Payman A. Rashed, Ahmed M. Ali and Abdul Rauf Khan

Global Asymptotic Stability of Nonlinear Strict Feedback System via Backstepping Control Approach pp. 1-12

Suka Garagara Kinwi, Stephen Ekwueme Aniaku, Christopher Chukwuma Asogwa, Emmanuel Chukwudi Mbah and Niansheng Tang

Volume 2023, month 5, 2023

The Intersection Multiplicity of Intersection Points over Algebraic Curves pp. 1-13

Kailing Lai, Fanning Meng, Huanqi He and Kaiming Zhao

Stability Conditions for a Nonlinear Time Series Model pp. 1-10

Anas S. Youns, Salim M. Ahmad and Niansheng Tang

Connected ϵ-Chainable Sets and Existence Results pp. 1-9

Samir Kumar Bhandari, Sumit Chandok, Bishnupada Jana, Radha Binod Das and Nawab Hussain

Volume 2023, month 4, 2023

Analysis of Turberculosis-COVID-19 Coinfection Using Fractional Derivatives pp. 1-14

Samuel Okyere, Joseph Ackora-Prah, Saleem Abdullah, Samuel Akwasi Adarkwa, Frank Kofi Owusu, Kwame Bonsu, Mary Osei Fokuo, Mary Ann Yeboah and Remi Léandre

Volume 2023, month 3, 2023

Equivalence for Various Forms of Quadratic Functional Equations and Their Generalized Hyers–Ulam–Rassias Stability pp. 1-15

Ravinder Kumar Sharma, Sumit Chandok and Bikash Koli Dey

Effects of Thermal Radiation and Chemical Reaction on Hydromagnetic Fluid Flow in a Cylindrical Collapsible Tube with an Obstacle pp. 1-15

Nictor Mwamba, Jeconia Okelo Abonyo, Kennedy Otieno Awuor and Saranya Shekar

Efficient Blocked Fractional Factorial Designs for Stated Choice Experiments of Size Two and Four pp. 1-13

Emmanuel Amoah, Jakperik Dioggban, Adjabui Michael Jackson and Sergey Evgenievich Barykin

A Parameter-Uniform Numerical Scheme for Solving Singularly Perturbed Parabolic Reaction-Diffusion Problems with Delay in the Spatial Variable pp. 1-17

Ababi Hailu Ejere, Gemechis File Duressa, Mesfin Mekuria Woldaregay, Tekle Gemechu Dinka and Birendra Nath Mandal

The Characteristic of the Minimal Ideals and the Minimal Generalized Ideals in Rings pp. 1-5

Rigena Sema, Petraq Petro, Kostaq Hila and Nadeem Ur Rehman

Volume 2023, month 2, 2023

Jordan–Schur Algorithms for Computing the Matrix Exponential pp. 1-17

Petko H. Petkov and Chin-Chia Wu

Modeling and Fitting Two-Way Tables Containing Outliers pp. 1-6

David L. Farnsworth and Niansheng Tang

Effects of Chemical Reaction and Joule Heating on MHD Generalized Couette Flow between Two Parallel Vertical Porous Plates with Induced Magnetic Field and Newtonian Heating/Cooling pp. 1-14

Jumanne Mng’ang’a and Saranya Shekar

Volume 2023, month 1, 2023

Ranking the Return on Assets of Tehran Stock Exchange by a New Method Based on Z-Numbers Data pp. 1-14

Maryam Farzam, Mozhdeh Afshar Kermani, Tofigh Allahviranloo, Azim Aminataei and Chin-Chia Wu

On the Construction of Traveling Water Waves with Constant Vorticity and Infinite Boundary pp. 1-6

Pawan Shrestha, Durga Jang Kc, Ramjee Sharma and Saranya Shekar

Primal Topologies on Finite-Dimensional Vector Spaces Induced by Matrices pp. 1-7

Luis Mejías, Jorge Vielma, à ngel Guale, Ebner Pineda and Sergejs Solovjovs