5 articles in this issue
Krisna Wahyudi,I Gede Agus Widyadana,I Nyoman Sutapa
The paper presents an inventory routing problem for perishable products using dynamic demand and spoilage rate data. This problem has three main costs for the simulation criteria: holding inventory cost, routing shipment cost, and perishable product cost ... see more
Joella Joella,Yulia Yulia,Andreas Handojo
Game-based Learning has become one of the most developed learning methods in this 21st century. Game-based Learning is a good learning method because it can create a virtual world where players can simulate real-world problem-solving. A business process i... see more
Kevin Effendy,Tanti Octavia,Gunawan Budi Wijaya
The demand for engineers in Indonesia has not been met with the number of professional engineers working in their respective fields. This is partly due to the low interest in engineering among students. Therefore, various programs are implemented by the g... see more
Cedric Rahardjo,Yopi Yusuf Tanoto,Ninuk Jonoadji
3D printing is a manufacturing process widely used in the 4.0 Industry era. One of the concepts of 3D printing is to make prototypes, whether it is for industrial purposes or studying purposes. Knowing that a prototype is only needed in the early stages o... see more
Hanny H. Tumbelaka
The need for a simple grid-connected inverter is increasing. The integration of a simple buck converter and a push-pull converter to be a grid-connected inverter is presented in this paper. The buck converter is controlled by a sinusoidal duty ratio to pr... see more