Joseph L. Doob

Joseph L. Doob
Doob in Tokyo, 1969
Born(1910-02-27)February 27, 1910
DiedJune 7, 2004(2004-06-07) (aged 94)
Alma materHarvard University (BA, MA, PhD)
Known forDoob's martingale inequality
Doob decomposition theorem
Scientific career
FieldsMathematics
InstitutionsUniversity of Illinois at Urbana-Champaign
Doctoral advisorJoseph L. Walsh
Doctoral students

Joseph Leo Doob (February 27, 1910 – June 7, 2004) was an American mathematician, specializing in analysis and probability theory.

The theory of martingales was developed by Doob.