Characterizations of the plenary hull of the generalized Jacobian matrix -- Optimality conditions for piecewise smooth functions -- Lagrange multipliers and subderivatives of optimal value functions in nonlinear programming -- A model algorithm for composite nondifferentiable optimization problems -- A modification and an extension of Lemarechalโ{128}{153}s algorithm for nonsmooth minimization -- A problem in capillarity and plasticity -- Time-dependent contact problems in rigid body mechanics -- On some recent engineering applications of complementarity problems -- On the convergence of a block successive over-relaxation method for a class of linear complementarity problems -- Projection methods for variational inequalities with application to the traffic assignment problem