Product formulas, Tate's "amusing proof", and K-theory Dustin Clausen Wednesday, March 19 Harvard University Science Center, Hall C John Tate (March 13, 1925 – October 16, 2019) was one of the most influential mathematicians of the 20th century. This conference will mark the centennial of his birth with lectures related to his work and recollections from colleagues, family and friends. For additional details, see here: