Donald Samuel Ornstein

Donald S. Ornstein, 1970.

Donald Samuel Ornstein (born July 30, 1934,^[1] New York^[2]) is an American mathematician working in the area of ergodic theory. He received a Ph.D. from the University of Chicago in 1957 under the guidance of Irving Kaplansky. During his career at Stanford University he supervised the Ph. D. thesis of twenty three students

He is most famous for his work on the isomorphism of Bernoulli shifts for which he won the 1974 Bôcher Prize. He has been a member of the National Academy of Sciences since 1981.

References and notes

1. ^ Book of Members (PDF); 132 KB; retrieved on 28 December 2008
2. ^ B. Hajek (1993): "Donald Samuel Ornstein was born on July 30, 1934, in New York, NY."

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Name	Ornstein, Donald Samuel
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Date of birth	July 30, 1934
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