Update (2025/10/31): Incorporated QOJ OCR data from @cjwen6. Thanks a lot for the contribution! Also added HTTPS. Simplify the statement & remove background by prompting LLM. Embed the simplified ...

Abstract: In this paper, we address the bin packing problem while minimizing the total loading cost of used bins. We focus on two different quantity discount schemes: the all unit discount and the ...

Abstract: The algorithms and software tools for solving large-scale NP-hard MILP (mixed-integer linear programming) problems are analyzed, specifically focusing on the modeling of electric power ...