Differential equations, Nonlinear Numerical solutions 7 Congresses 5 Differential equations, Partial 3 Nonlinear theories 3 Asymptotic theory 2 Bifurcation theory 2 Chaotic behavior in systems 2 Nonlinear mechanics 2 Nonlinear oscillations 2 Oscillations 2 Almost periodic functions 1 Approximation theory 1 Biology 1 Boundary value problems 1 Conservation laws (Physics) 1 Delay differential equations 1 Differential equations, Hyperbolic 1 Econometrics 1 Economics, Mathematical 1 Equations, Quadratic 1 Fixed point theory 1 Integral equations 1 Linear complementarity problem 1 Mathematical models 1 Mathematical physics 1 Mathematics 1 Nonlinear functional analysis 1 Nonlinear integral equations 1 Numerical analysis 1