主题词：Advanced Mathematical Modeling in Engineering; Stochastic processes and financial applications; Stability and Controllability of Differential Equations; Optimization and Variational Analysis; Nonlinear Partial Differential Equations; Numerical methods in inverse problems; Advanced Optimization Algorithms Research; Economic theories and models; Contact Mechanics and Variational Inequalities; Mathematical Biology Tumor Growth; Advanced Mathematical Physics Problems; Risk and Portfolio Optimization; Advanced Numerical Methods in Computational Mathematics; Navier-Stokes equation solutions; Nonlinear Differential Equations Analysis; Differential Equations and Numerical Methods; Advanced Control Systems Optimization; Insurance, Mortality, Demography, Risk Management; Numerical methods for differential equations; Geometric Analysis and Curvature Flows; Markov Chains and Monte Carlo Methods; Mathematical and Theoretical Epidemiology and Ecology Models; Topology Optimization in Engineering; Differential Equations and Boundary Problems; Stochastic processes and statistical mechanics