The UW-Madison Department of Mathematics participated in the national annual Putnam Exam this fall. Sivakorn Sanguanmoo received an honorable mention, which is a very high honor on this competitive test. There was a team of 3 students from the UW that scored in the top 200, containing Chenghui Li, Liwei Jiang, and Sivakorn Sanguanmoo. Another team, Mingxuan Wu, Tairan Ma, Ruiting Tong, and Xiaxin Li scored in the top 500.
The William Lowell Putnam Mathematical Competition is the preeminent undergraduate mathematics competition in the United States and Canada. Each year on the first Saturday in December, more than 4,000 students spend two 3-hour sessions solving 12 problems.
Link: https://www.maa.org/math-competitions/putnam-competition