Roger David Nussbaum
American mathematician
Intro | American mathematician | |||
Places | United States of America | |||
is | Mathematician Professor Educator | |||
Work field | Academia Mathematics | |||
Gender |
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Birth | 29 January 1944, Philadelphia, USA | |||
Age | 80 years | |||
Star sign | Aquarius | |||
Education |
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Roger David Nussbaum (born 29 January 1944 in Philadelphia) is an American mathematician, specializing in nonlinear functional analysis and differential equations.
Nussbaum graduated in 1965 with a bachelor's degree from Harvard University. He received his Ph.D. in 1969 from the University of Chicago with thesis The Fixed Point Index and Fixed Point Theorems for K-Set Contractions supervised by Felix Browder. At Rutgers University Nussbaum became in 1969 an assistant professor, in 1973 an associate professor, and in 1977 a full professor. He retired there as professor emeritus. He was elected in 2012 a Fellow of the American Mathematical Society.