[2][3] He is co-inventor with Vladimir Rokhlin Jr. of the fast multipole method (FMM) in 1987, recognized as one of the top-ten algorithms of the 20th century.
[2][4] Greengard was elected as a member of the National Academy of Engineering in 2006 for work on the development of algorithms and software for fast multipole methods.
Leslie Frederick Greengard[1] was born in 1957 in London, England,[5] but grew up in the United States in New York City, Boston, and New Haven.
He is also a professor at New York University Tandon School of Engineering[7] and the director of the Simons Center for Data Analysis.
[9] He is the son of neuroscientist Paul Greengard and the nephew of Irene Kane, later known as Chris Chase, an actress, writer, and journalist.