主题词：Fuzzy and Soft Set Theory; Advanced Algebra and Logic; Multi-Criteria Decision Making; Rough Sets and Fuzzy Logic; Fuzzy Logic and Control Systems; Fuzzy Systems and Optimization; Fixed Point Theorems Analysis; Optimization and Mathematical Programming; Approximation Theory and Sequence Spaces; Neural Networks and Applications; Fractional Differential Equations Solutions; Complex Systems and Time Series Analysis; Rings, Modules, and Algebras; semigroups and automata theory; Data Management and Algorithms; Mathematical and Theoretical Epidemiology and Ecology Models; Economic theories and models; Diverse Scientific and Economic Studies; Computability, Logic, AI Algorithms; Neural dynamics and brain function; Stock Market Forecasting Methods; Human auditory perception and evaluation; Logic, Reasoning, and Knowledge; COVID-19 epidemiological studies; Game Theory and Voting Systems