Peter G. Casazza (June 28, 1945 - October 26, 2025) born in Albany, New York, was an American mathematician, presently working at the University of Missouri. [1] He began his career as a Banach space theorist, [2] [3] [4] but he was perhaps most well known for his role in the development of frame (linear algebra) theory as a popular discipline of mathematical research. [5] [6] [7] [8] [9]
Casazza has over 100 publications, [10] several of which are coauthored with his wife, Janet Tremain. [11] [12]
He was an active mathematical researcher and currently runs the Frame Research Center in Columbia, Missouri.