It’s Hoàng Xuân Sính’s 90th birthday today! Here she is in front of Grothendieck in 1967:
This is a companion discussion topic for the original entry at https://johncarlosbaez.wordpress.com/2023/09/05/hoang-xuan-sinhs-birthday/
It’s Hoàng Xuân Sính’s 90th birthday today! Here she is in front of Grothendieck in 1967: