1. A Parametric Approach for a Nonlinear Discrete Location Problem

   • J. Sun
   • Y. Gu

   OriginalPaper Pages: 119 - 132

2. Simplicial Pivoting Algorithms for a Tractable Class of Integer Programs

   • H. Van Maaren
   • C. Dang

   OriginalPaper Pages: 133 - 142

3. Approximating the Independence Number and the Chromatic Number in Expected Polynomial Time

   • Michael Krivelevich
   • Van H. Vu

   OriginalPaper Pages: 143 - 155

4. Improved Approximation for Breakpoint Graph Decomposition and Sorting by Reversals

   • Alberto Caprara
   • Romeo Rizzi

   OriginalPaper Pages: 157 - 182

5. The Structural Birnbaum Importance of Consecutive-k Systems

   • Hsun-Wen Chang
   • R.J. Chen
   • F.K. Hwang

   OriginalPaper Pages: 183 - 197

6. Ordinal On-Line Scheduling for Maximizing the Minimum Machine Completion Time

   • Yong He
   • Zhiyi Tan

   OriginalPaper Pages: 199 - 206

7. A General Model of Some Inverse Combinatorial Optimization Problems and Its Solution Method Under l _∞ Norm

   • Jianzhong Zhang
   • Zhenhong Liu

   OriginalPaper Pages: 207 - 227