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Complexity of two dual criteria scheduling problems
Authors:Yumei Huo  Hairong Zhao
Affiliation:a Department of Computer Science, College of Staten Island, CUNY, Staten Island, New York 10314, USA
b Department of Computer Science, New Jersey Institute of Technology, Newark NJ 07102, USA
c Department of Mathematics, Computer Science & Statistics, Purdue University, Calumet 2200 169th Street, Hammond, IN 46323, USA
Abstract:In this article we answer the complexity question of two dual criteria scheduling problems which had been open for a long time. We show that both problems are binary NP-hard.
Keywords:NP-hard   Dual criteria   Single machine
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