An award-winning mathematician has called for Asia to set up its own maths union after Hong Kong lost out to Glasgow to host a top international meeting in the field. Tsinghua University professor Shing‑Tung Yau, a member of the Hong Kong bid committee, made the call after he said the International Mathematical Union (IMU) awarded the hosting rights for the 2030 International Congress of Mathematicians (ICM) to the British city on Tuesday night. “My colleagues and I are deeply regretful about...