Operations Research Transactions ›› 2014, Vol. 18 ›› Issue (1): 149-158.

• Original Articles • Previous Articles    

New perspectives of several fundamental problems in combinatorial optimization

CHEN Xujin1, XU Dachuan2, ZHANG Guochuan3,*   

  1. 1. Institute of Applied Mathematics, Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing 100190, China; 2. College of Applied Sciences, Beijing University of Technology, Beijing 100124, China; 3. College of Computer Science and Technology, Zhejiang University, Hangzhou 310027, China
  • Online:2014-03-15 Published:2014-03-15

Abstract: Combinatorial optimization, as an interdiscipline of operations research and computer science, has been developing since the mid-20th century. It characters optimization problems with discrete structures, and explores their solution methods. Due to the structural divergence in discrete problems, there has been a wide variety of methodologies and techniques. In this paper, we briefly introduce a number of fundamental problems in combinatorial optimization, and present the recent achievements together with some open problems.

Key words: combinatorial optimization, computational complexity, approximation algorithms, polyhedral combinatorics, matriod

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