Quasi-convex duality.- Some differentiability properties of quasiconvex functions ?n.- On optimality conditions for infinite programs.- Optimality conditions for discrete nonlinear norm-approximation problems.- Feasible variable metric method for nonlinearly constrained problems.- A note on convergence proofs for Shor-Khachian-Methods.- A view of line-searches.- II-Approximation and decomposition of large-scale problems.- On the existence of Lagrange multipliers in nonlinear programming in Banach spaces.- Convexifiable pseudoconvex and strictly pseudoconvex C2-functions.- Organization, test, and performance of optimization programs.- Han's method without solving QP.- Necessary optimality conditions for differential games with transition surfaces.- Regularization of Lagrange multipliers for time delay systems with fixed final state.- Numerical solution of linear and nonlinear parabolic control problems.- Survey on existence results in nonlinear optimal stochastic control of semimartingales.- Time-minimal controllability in the view of optimization.- On the choice of minimization algorithms in parametric optimal control problems.- Strong duality, weak duality and penalization for a state constrained parabolic control problem.- Finite difference approximations to constrained optimal control problems.