Abstract: This paper studies single-machine scheduling with preventative maintenance with fixed maintenance cycles or flexible maintenance cycles. Both makespan and total flow time, two common ...

Abstract: The main objective of this research is to establish and solve a scheduling model for the degraded flow shop taking completion time and average device idle time as optimization objectives.

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

As Christmas draws closer, some Johannesburg residents are steeling themselves for a festive season with the possibility of dry taps as a result of major planned maintenance work on key water ...