List of Articles Open Access Article Abstract Page Full-Text 1 - Using Integer Programming to Rough Set Based Feature Selection: An Approach to Find All Reducts Respectively Seyed Majid Alavi Open Access Article Abstract Page Full-Text 2 - Spectral Methods Using a Finite Class of Orthogonal Polynomials Related to Inverse Gamma Distribution Amir Hossein Salehi Shayegan Open Access Article Abstract Page Full-Text 3 - High-Order Noether’s Transformation and New Densities for BBM Equation via Contact Symmetries Mehdi Jafari Mojtaba Farazi Open Access Article Abstract Page Full-Text 4 - Lie Symmetry Analysis of 3D Unsteady Diffusion and Reaction-Diffusion with Singularities Yadollah AryaNejad Mehdi Jafari Razieh Mirzanand Open Access Article Abstract Page Full-Text 5 - Stochastic Model for Predicting the Circulation of new Re-design Naira notes and its impact on Nigerian Cashless Economy Aliyu Usman Kinafa Nata'Ala Bako Aliyu Kinafa Open Access Article Abstract Page Full-Text 6 - Estimation of Multi-Component Reliability Parameter in a Non-identical-Component Strengths System Under Dependency of Stress and Strength Components Akram Kohansal Open Access Article Abstract Page Full-Text 7 - Mathematical Modeling and Analysis of Alcoholism Epidemics: A Case Study in Ethiopia Tesfaye Sama Masreshaw Temere