JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS Vol. 83, No. 1 October 1994 CONTENTS CONTRIBUTED PAPERS Primal-Dual Algorithms for Linear Programming Based on the Logarithmic Barrier Method, B. Jansen, C. Roos, T. Terlaky, and J. P. Vial. 1 Computational Experience with Known Variable Metric Updates, L. Luksan. 27 A Two-Parameter Exact Penalty Function for Nonlinear Program¬ ming, I. D. Coope and C. J. Price. 49 Lagrange Multipliers and Saddle Points in Multiobjective Program¬ ming, Z. F. Li and S. Y. Wang. 63 Connectedness of Efficient Solution Sets for Set-Valued Maps in Normed Spaces, X. H. Gong. 83 Hemivariational Inequality Approach to Constrained Problems for Star-Shaped Admissible Sets, Z. Naniewicz. 97 Multi-Armed Bandit Problem Revisited, T. IshUcida and P. Varaiya.. 113 Bang-Bang Property for Boiza Problems in Two Dimensions, G. Crasta and B. Piccoli. 155 Asymptotic Null Controllability of Nonlinear Perturbed Systems, J. P. Dauer, K. Balachandran, and P. Balasubramaniam. 167 Design and Optimal Tuning of Nonlinear PI Compensators, S. M. Shahruz and A. L. Schwartz. 181 TECHNICAL NOTES Optimal Ordering Policy of a Sequencing Model, B. Alidaee. 199 Robustness of Viability Controllers under Small Perturbations, G. Colombo and V. Kfivan. 207 Parameter Choice by Discrepancy Principles for Ill-Posed Problems Leading to Optimal Convergence Rates, S. George and M. T. Nair... 217 BOOK NOTICES. 223 GENERAL INFORMATION Editorial Policy. 225 Preparation of Papers. 227 Editorial Addresses. 231 JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS Vol. 83, No. 2 November 1994 CONTENTS CONTRIBUTED PAPERS Control of an Aircraft Landing in Windshear, K. S. Patsko, N. D. Botkin, V. M. Kein, V. L. Turova, and M. A. Zarkh. 237 Interior-Point Algorithms for Monotone Affine Variational Inequali¬ ties, M. Cao and M. C. Ferris. 269 Stable Exponential-Penalty Algorithm with Superlinear Convergence, R. Cominetti and J. P. Dussauh. 285 Norm-Relaxed Method of Feasible Directions for Solving Nonlinear Programming Problems, M. E. Cawood and M. M. Kostreva. 311 0-Matrices and the Boundedness of Solutions to Linear Complemen¬ tarity Problems, R. A. Danao. 321 Methods for Calculating /^-Minimum Norm Solutions of Consistent Linear Systems, A. Dax. 333 Nash Refinement of Equilibria, H. Peters and K. Vrieze. 355 Generalized KKM Theorems, Minimax Inequalities, and Their Appli¬ cations, G. Q. Tian. 375 Multi-Valued Variational Inequalities with A^-Pseudomonotone Opera¬ tors, J. C. Yao. 391 On the Isaacs Equation of Differential Games for Descriptor Systems, H. Xu and K. Mizukami. 405 TECHNICAL NOTE Family of Optimally Conditioned Quasi-Newton Updates for Uncon¬ strained Optimization, Y. F. Hu and C. Storey. 421 BOOK NOTICES. 433 GENERAL INFORMATION Editorial Policy. 435 Preparation of Papers. 437 Editorial Addresses. 441 JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS Vol. 83, No. 3 December 1994 CONTENTS CONTRIBUTED PAPERS Airfoil Design Optimization Using the Navier-Stokes Equations, S. Eyi, J. O. Hager, and K. D. Lee. 447 Optimized Pump Scheduling in Water Distribution Systems, G. Yu, R. S. Powell, and M. J. H. Sterling. 463 Effects of Pollution Restrictions on Dynamic Investment Policy of a Firm, P. M. Kort. 489 Using Stochastic Optimization to Determine Threshold Values for the Control of Unreliable Manufacturing Systems, H. Yan, G. Yin, and S. X. C. Lou. 511 Optimizing a Linear Function over an Efficient Set, J. G. Ecker and J. H. Song. 541 On the Range Sets of Variational Inequalities, L. Qi and H. Y. Jiang 565 Quasi-Newton Method by Hermite Interpolation, T. F. Sturm. 587 TECHNICAL NOTE Two-Step and Three-Step Q-Superlinear Convergence of SQP Methods, B. Rustem. 613 BOOK NOTICES. 621 GENERAL INFORMATION Editorial Policy. 623 Preparation of Papers. 625 Editorial Addresses. 629 AUTHOR INDEX TO VOLUME 83 635