Abstract
The purpose of this paper is to point out that if there are some machines that do not process any job then the mathematical programming model provided by Eren and Güner (Int J Adv Manuf Technol 40:1202–1205, 2009) may not be a valid one.
References
Eren T, Güner E (2009) A bicriteria parallel machine scheduling with a learning effect. Int J Adv Manuf Technol 40:1202–1205
Brucker P (2007) Scheduling algorithms, 5th edn. Springer, Berlin
Pinedo ML (2008) Scheduling: theory, algorithms, and systems, 3rd edn. Springer, New York
Baker KR, Trietsch D (2009) Principles of sequencing and scheduling. Wiley, Hoboken
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Xu, D., Yin, Y. Comments on “A bicriteria parallel machine scheduling with a learning effect”. Int J Adv Manuf Technol 54, 267–269 (2011). https://doi.org/10.1007/s00170-010-2925-7
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DOI: https://doi.org/10.1007/s00170-010-2925-7