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Optimization Online Digest — June 2002

Applications — Science and Engineering

Model Problems for the Multigrid Optimization of Systems Governed by Differential Equations
R.M. Lewis, S.G. Nash

Combinatorial Optimization

Fractional Packing of T-joins
Francisco Barahona

Randomized heuristics for the MAX-CUT problem
P. Festa, P. M. Pardalos, M. G. C. Resende, C. C. Ribeiro

Two-connected networks with rings of bounded cardinality
Bernard Fortz, Martine Labbé

Convex and Nonsmooth Optimization

A new exact penalty function
Waltraud Huyer, Arnold Neumaier

Global Optimization

Efficient Algorithms for Large Scale Global Optimization: Lennard-Jones clusters
Marco Locatelli, Fabio Schoen

Integer Programming

Safe bounds in linear and mixed-integer programming
Arnold Neumaier, Oleg Shcherbina

Linear, Cone and Semidefinite Programming

A General Framework for Convex Relaxation of Polynomial Optimization Problems over Cones
Masakazu Kojima, Sunyoung Kim, Hayato Waki

Characterization of the limit point of the central path in semidefinite programming
Göran Sporre, Anders Forgren

Geometry of homogeneous convex cones, duality mapping, and optimal self-concordant barriers
Van Anh Truong, Levent Tuncel

Limiting behavior of the central path in semidefinite optimization
M. Halicka, E. De Klerk, C. Roos

An Improved Semidefinite Programming Relaxation for the Satisfiability Problem
Miguel F. Anjos


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