1. On the structure and properties of a linear multilevel programming problem

   • H. P. Benson

   Contributed Papers Pages: 353 - 373

2. Numerical experiments with ABS algorithms for linear systems on a parallel machine

   • M. Bertocchi

   Contributed Papers Pages: 375 - 392

3. NP-Completeness of the linear complementarity problem

   • S. J. Chung

   Contributed Papers Pages: 393 - 399

4. A truncated Newton method with nonmonotone line search for unconstrained optimization

   • L. Grippo
   • F. Lampariello
   • S. Lucidi

   Contributed Papers Pages: 401 - 419

5. Sequential nonlinear estimation with nonaugmented priors

   • R. Kalaba
   • L. Tesfatsion

   Contributed Papers Pages: 421 - 438

6. On the numerical integration of a class of singular perturbation problems

   • N. K. Nichols

   Contributed Papers Pages: 439 - 452

7. A sparse sequential quadratic programming algorithm

   • R. H. Nickel
   • J. W. Tolle

   Contributed Papers Pages: 453 - 473

8. Conjugate duality in generalized fractional programming

   • C. H. Scott
   • T. R. Jefferson

   Contributed Papers Pages: 475 - 483

9. An applied cell mapping method for optimal control problems

   • W. H. Zhu

   Contributed Papers Pages: 485 - 500

10. Editorial policy

    General Information Pages: 501 - 502

11. Preparation of papers

    General Information Pages: 503 - 505

12. Editorial addresses

    General Information Pages: 507 - 510