Dissertations 31 Dissertations, Academic 30 Differential equations 25 Numerical solutions 25 Differential equations, Partial 14 Structural equation modeling 11 Mathematics 8 Study and teaching (Secondary) 8 Differential equations, Linear 7 Differential equations, Nonlinear 7 Heat 6 Mathematical models 5 Difference equations 4 Fractional calculus 4 Homotopy theory 4 Iterative methods (Mathematics) 4 Data processing 3 Equations 3 Equations, Quadratic 3 Integral equations 3 Neural networks (Computer science) 3 Numerical analysis 3 Transmission 3 Wavelets (Mathematics) 3 Analysis 2 Boundary value problems 2 Computational fluid dynamics 2 Delay differential equations 2 Differential equations, Elliptic 2 Finite differences 2