主题词：Fractional Differential Equations Solutions; Fuzzy and Soft Set Theory; Iterative Methods for Nonlinear Equations; Fixed Point Theorems Analysis; Nonlinear Differential Equations Analysis; Differential Equations and Numerical Methods; Advanced Optimization Algorithms Research; Mathematical functions and polynomials; Optimization and Variational Analysis; Multi-Criteria Decision Making; Matrix Theory and Algorithms; Numerical methods for differential equations; Mathematical Inequalities and Applications; Nonlinear Waves and Solitons; Advanced Algebra and Logic; Analytic and geometric function theory; Mathematical and Theoretical Epidemiology and Ecology Models; Functional Equations Stability Results; Differential Equations and Boundary Problems; Approximation Theory and Sequence Spaces; Optimization and Mathematical Programming; Fuzzy Systems and Optimization; Rough Sets and Fuzzy Logic; Supply Chain and Inventory Management; COVID-19 epidemiological studies