Cucuk Nur Rosyidi

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Company X is a manufacturing company that assembles four wheeled vehicles in Indonesia. The company uses technical document as an instruction tool for parts modification. The document is sent from the principal company abroad to Company X and will firstly receive by Engineering Division and flow through the other divisions in the company. The distribution(More)
This paper develops an integrated inventory model consisting of single-vendor and single-buyer system. The demand in buyer side is deterministic and the production process is imperfect and produces a certain number of defective items. The delivery within a single production batch from vendor to buyer is increasing by a fixed factor. After the delivery(More)
The aim of this paper is to develop an optimization model to optimally select suppliers and allocate components to the selected suppliers. The objectibve function of the model is to minimize purchasing cost and fuzzy quality loss. Using fuzzy quality loss, the assembly quality may be divided into several grades allowing the fuzziness in the resulted(More)
Rearranging furniture in elementary school classrooms encourages classroom activities. In elementary schools in Indonesia and some other developing countries, usually only one style of furniture is used for all children, and the furniture is heavy and oversized for younger children. This affects their ability to carry it. The objective of this study is to(More)
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