Nonlinear equations 6 Matemáticas 4 Nonlinear Schrödinger equation 3 Convergence of numerical methods 2 Derivative nonlinear Schrödinger equation 2 Dinger equation 2 Electromagnetic waves 2 Extended Zakharov equations 2 First-order optimality condition 2 Ground states 2 Harmonic generation 2 Initial value problems 2 Integrodifferential equations 2 Internal controls 2 Mathematical models 2 Mathematical transformations 2 Modulation 2 Nematic liquid crystals 2 Noise immunity 2 Non-homogeneous 2 Nonlinear Schrodinger equation 2 Nonlinear optics 2 Nonlocal dissipation 2 Numerical periodic nonlinear Schrödinger equation 2 Optical fibers 2 Optical solitons 2 Optimal control 2 Optimal controls 2 Optimal distributed control problem 2 Orbital stability 2