Content

• On a Class of Diophantine Equations with Floor Function
  Yung Cheuk Wai Clement
• Basic Mathematical Optimisation in Economics
  Shrimay Bikash Saikia
• Application of Game Theory in Current Affairs
  Chu Sida, Bai Zirui and Xu Yixiang
• Climate Change: A Case of the Tragedy of the Commons and its Potential Solution
  Alfred Tan Kok Loong, Peh Ze Rong, Pala Tej Deep
• Singapore Mathematical Society Events and Activities 2019
• 60th International Mathematical Olympiad Solution