A smoothing technique for nondifferentiable optimization problems -- Local study of newton type algorithms for constrained problems -- Numerical study of projective methods for linear programming -- Applications and numerical convergence of the partial inverse method -- On some recent developments in the theory of second order optimality conditions -- On the method of analytic centers for solving smooth convex programs -- An optimization problem with a piecewise linear objective and conditional threshold constraints. Solution by partitioning -- ?-Regularized two-level optimization problems: Approximation and existence results -- Variational convergence and perturbed proximal method for saddle point problems -- Note on pareto optimality and duality for certain nonlinear systems -- An 0(n3L) approximate center method for linear programming -- Improvement and implementation of some algorithms for nonconvex optimization problems -- On a search problem in graph theory -- Gradient newton flows for complex polynomials -- A unified approach to projective algorithms for linear programming -- Programme of the conference