Vol 3 Nr 3 (2026): International Journal of Development Mathematics (IJDM)

Articles

• A New Robust LQS-NTP Estimator for Mitigating Correlated Endogenous Variables and Extreme Observations in Linear Regression Models: Theoretical Development and Applications

  Adewale Abdulahi Titilola, Timothy Olatayo, Abass Taiwo (Auteur)

  323 - 337

  • PDF (Engels)

• Analytical Shooting for Solving Fractional Order Boundary Value Problems

  Razak A. Oderinu, Rasaq Adekola Oderinue (Auteur)

  338 - 359

  • PDF (Engels)

• Fourier Transformation and Hyers–Ulam Stability of Linear Differential Equations in L^2(R)

  Bello Ibrahim Mohammed Ibrahim Bello, Yusuf B. Chukkol Yusuf B. Chukkol (Auteur)

  360 - 369

  • PDF (Engels)

• Magnetic Basement and Geothermal Potential of the Lower and Middle Benue Trough Including part of Anambra Basin of Nigeria

  Inusa Abubakar, Mukaila Abdullahi (Auteur)

  370 - 386

  • PDF (Engels)

• Development of Cook’s Distance and DFFITs Measures Based on Robust-M Kibria–Lukman Estimator for Detecting Influential Observations

  Grace Oluwarohunbi, Timothy Olatayo, Abass Taiwo (Auteur)

  387 - 401

  • PDF (Engels)

• Generalized Cook’s Distance and DFFITs for the New Biased-Based Estimator in the Presence of Multicollinearity and Outliers

  Olanrewaju Oladiran, Timothy Olatayo, Abass Taiwo (Auteur)

  402 - 416

  • PDF (Engels)

• Quotient Structures of Full Fuzzy Parameterized Soft Groups and Homomorphism Theorems

  Edeghagba E. Elijah Edeghagba, Uduak S. George Uduak S. George, Mustapha Ibrahim Mustapha Ibrahim, Yakubu A. Jibrin Yakubu A. Jibrin (Auteur)

  417 - 428

  • PDF (Engels)

• Joint Modeling of Access to Improved Water and Sanitation in Nigeria: A Copula-Based Generalized Joint Regression and Spatial Semiparametric Approach

  Oluwatoyin Bodunwa, Lucy Odoh (Auteur)

  429 - 443

  • PDF (Engels)

• Mathematical  Model and Analysis of Leptospirosis Transmission Dynamics in Human and Dog Populations.

  Pwaluwo Jonathan, Prof. Abdulfatai Atte Momoh, Yusuf Salaudeen, Abubakar Isah, Amos Isa Kura, Yusuf Bala Yusuf Bala (Auteur)

  444 - 481

  • PDF (Engels)

• Spatio-Temporal Analysis of Tuberculosis incidence in Gombe State

  Muhammad S. Munkaila, Lamidi-Sarumoh A. Ajibola, Aliyu U. Kinafa, Aliyu U. Shelleng, Buba C. Pwalakino (Auteur)

  496 - 505

  • PDF (Engels)

• Behaviour of Hollow Reinforced Concrete (RC) Beam Elements Under Earthquake Force

  Yahaya Sani Rigachikun (Auteur)

  482 - 495

  • PDF (Engels)

• A Context-Aware Voice Recognition Model for Multilingual Retail Settings: A Conceptual Framework with Yakubu Shopping Mall as an Illustrative Case

  Abba J. Jalo, Ilyasu Adamu, Joseph J. Wasinda , A. Suleiman Yahya (Auteur)

  506 - 524

  • PDF (Engels)

• Stability Analysis of a Fully Coupled Nonlinear Thermo-Mechanical Dynamical System with Phase Change

  N. Topman Nnamani (Auteur)

  525 - 539

  • PDF (Engels)

• A Firefly Algorithm Based Optimization Model for Urban Residential Solid Waste Collection: Evidence from Damaturu, Nigeria

  Ahmed B. Tarajo, Mohammed Alhaji Dauda, Maigana Alhaji Bakawu (Auteur)

  540 - 557

  • PDF (Engels)

• On the Critical Conditions for Thermal Explosion in Slab Geometries: A Frank-Kamenetskii Approach and Chebyshev Approximation

  Matthew Folorunsho AKINMUYISE (Auteur)

  001 - 013

  • PDF (Engels)

• Threshold Dynamics and Stability Analysis of a Host-Parasite Model for Paragonimiasis with Numerical Simulations

  James John Yakoko , Abdulfatai, A. Momoh, Samuel Musa, Micah Habila (Auteur)

  014 - 042

  • PDF (Engels)

• Mathematical Analysis of Drought-Induced and Maize Streak Virus Dynamics in Non-Genetically Modified Maize Plants

  Urum Garba Timorhy, Musa Samuel, Adee Solomon O., Abdullahi Shuaibu Ahijo, Manju K. Ahmed (Auteur)

  065 - 087

  • PDF (Engels)

• A Nonstandard Finite Difference Schemes for the Damped Harmonic Oscillator with Trigonometric Denominators: Convergence Analysis, Systematic Damping-Regime Validation, and Energy Conservation

  Lukman Salaudeen, Abraham Obayomi (Auteur)

  088 - 106

  • PDF (Engels)

• Mathematical Analysis and Optimal Control of Listeriosis Transmission in a Coupled Human-Food-Bacteria System

  Hamid A. Omar, Musa Abdullahi, Abubakar Abdullahi, Umar Gidado (Auteur)

  107 - 131

  • PDF (Engels)

• A Mathematical Model for the Transmission of Giardiasis Incorporating Resistance Strain and Second Line of Treatment

  Barakat Bello, Yusuf Bala, Prof. Abdulfatai Atte Momoh, Yusuf Salaudeen, Abdullahi Musa, Amos I. Kura (Auteur)

  132 - 157

  • PDF (Engels)

• An Optimized Computational Method for Solving Quadratic Riccati Differential Equations

  Nathaniel Danladi, Umar Galadima, Adedayo A. Emmanuel, Adam Mohammed (Auteur)

  168 - 172

  • PDF (Engels)

• Mathematical Analysis of an Occult Hepatitis B Transmission Model Incorporating Vertical Transmission and Vaccination

  FUNMILAYO RUTH OBADOFIN, Helen Olaronke Edogbanya, Jessica Mrumun Gyegwe (Auteur)

  043 - 064

  • PDF (Engels)

• Compartmental Model for Substance Abuse Dynamics: Threshold, Stability Analysis and Numerical Simulations

  Micah Habila, Musa Samuel, Abdulfatai, A. Momoh, James John Yakoko , Ali Dan'Asali Kanda (Auteur)

  173 - 200

  • PDF (Engels)

• Hyers-Ulam-Rassias Stability of Nonlinear Second Order Differential Equations with Forcing Term

  Ilesanmi Fakunle (Auteur)

  222 - 234

  • PDF (Engels)

• Threshold Dynamics, Stability and Sensitivity Analysis of a Multi-hosts West Nile Virus Model Incorporating Lateral Transmission in Hosts and Vertical Transmission in the Vector Population

  Kabiru Ahmed Manju, Abdulfatai A. Momoh, Samuel Musa, Salaudeen Yusuf (Auteur)

  235 - 266

  • PDF (Engels)

• A Modified Restricted Three-Body Model with a Rotating Mass Dipole and Triaxial Secondary

  Job Obadaki Ibrahim, Jessica Mrumun Gyegwe, Helen Olaronke Edogbanya (Auteur)

  201 - 221

  • pdf (Engels)

• A Mathematical Model for Banditry Transmission Dynamics with Informant Networks and Optimal Control Interventions

  Musa Abdullahi, Andrawus James Andrawus James, Buhari Bakari, A. I, Abubakar, A. Umar Abubakar, A. Umar (Auteur)

  267 - 287

  • PDF (Engels)

• Mathematical Model of the Effect of Out-of-School Children on the Development of Northern Nigeria

  Musa Abdullahi, Umar Muhammad, Sammani Abdullahi, Sanusi Sulaiman (Auteur)

  288 - 306

  • PDF (Engels)

• Fuzzy based Mathematical Model of Measles with Double-Dose Vaccination under Epidemiological Parameter Uncertainty

  Barikisu Abu, Helen Olaronke Edogbanya, Babarinsa Olayiwola (Auteur)

  307 - 322

  • pdf (Engels)