Karl Stein (mathematician)

Karl Stein
Karl Stein in Eichstätt, 1968
Born
Frank Reginald Nunes Nabarro

(1913-01-01)1 January 1913
Died19 October 2000(2000-10-19) (aged 87)
Alma materUniversity of Münster
Known forStein manifold
Stein factorization
Behnke–Stein theorem
Behnke–Stein theorem on Stein manifolds
Remmert–Stein theorem
AwardsCantor Medal (1990)
Scientific career
FieldsComplex analysis
Cryptography
InstitutionsLudwig Maximilian University of Munich
Academic advisorsHeinrich Behnke
Doctoral studentsOtto Forster
Gunther Schmidt
Martin Schottenloher

Karl Stein (1 January 1913 in Hamm, Westphalia – 19 October 2000) was a German mathematician. He is well known for complex analysis and cryptography. Stein manifolds and Stein factorization are named after him.