On the Banach Contraction Principle for Multivalued Mappings.- The Second-order in Time Continuous Newton Method.- Polynomial Density in Lp(R, d?) and Representation of All Measures Which Generate a Determinate Hamburger Moment Problem.- Characterizing the Premium at the Equilibrium of a Reinsurance Market with Short Sale Constraints.- Computational Aspects of Primal Dual Proximal Algorithms for M-estimation with Constraints.- Approximate Saddle Point Assertions for a General Class of Approximation Problems.- Trends in Hölder Approximation.- Classical Overlapping Generations Models with Incomplete Markets.- Poisson-Hermite Representation of Solutions for the Equation$$\frac{{{\partial ^2}}}{{\partial {t^2}}}u\left( {x,t} \right) + {\Delta _x}u\left( {x,t} \right) - 2x\cdot{\nabla _x}u\left( {x,t} \right) = 0
$$.- Formulae for the Sensitivity Analysis of Linear Programming Problems.- Numerical Aspects in Locating the Corner of the L-curve.- Geometric Design by Means of a G2Continuous A-Spline.- The Veto Mechanism Revisited.- A Relaxed Cutting Plane Algorithm for Solving Fuzzy Variational Inequalities.- Towards Metric Theory of Metric Regularity.- Shape Extraction by Nonlinear Diffusion.- Existence of Cooperative Equilibria in Strategic Form Games.- A Note on Entropy Optimization.- Some Applications of the Mollification Method.- Observable Instability for the Repeated Prisoner's Dilemma.- Optimization and Algebraic Techniques for Image Analysis.- S.O.C.R.A.t.E.S. Simultaneous Optimal Control by Recursive and Adaptive Estimation System: Problem Formulation and Computational Results.- Approximation of Functions and Sets.- Approximating with Radial Basis Functions: an Evolutionary Approach.- Staircase Algorithm and Boundary Valued Convex Interpolation by Gregory'sSplines.- Generic Existence of Local Political Equilibrium.- The Feasible Set in Generalized Semi-Infinite Optimization.- The Complexity of High-Order Interior-Point Methods for Solving Sufficient Complementarity Problems.- Constructing Separable Objective Functions.- Polar Forms, p-Values, and the Core.- Orthogonal Matrix Polynomials, Connection Between Recurrences on the Unit Circle and on a Finite Interval.- Fast Least Squares Approximation Using Tensor Products of Functions and Linear Forms.