Generalized reduced gradient and global Newton methods.- Epi-convergence and duality. Convergence of sequences of marginal and lagrangians functions. Applications to homogenization problems in mechanics.- Non-linear separation theorems, duality and optimality conditions.- Convergence of equilibria in the theory of games.- On pareto's problems.- Tonelli's regurarity theory in the calculus of variations: Recent progress.- Convergence of unilateral convex sets.- Continuity of bilinear and non-bilinear polarities.- Two results in convex analysis.- Abstract ?-convergence.- Constructive aspects in time optimal control.- Distributed systems with uncomplete data and lagrange multipliers.- Some applications of penalty functions in mathematical programming.- Dual properties of sequential gradient ¿ Restoration algorithms for optimal control problems.- Stochastic homogenization and ergodic theory.- On the hypo-convergence of probability measures.- Stability analysis in optimization.