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Philip Hartman
American mathematician (1915-2015) · United States · On the map · Academics · Died at 100
Philip Hartman was an American mathematician at Johns Hopkins University working on differential equations who introduced the Hartman-Grobman theorem. He served as Chairman of the Mathematics Department at Johns Hopkins for several years. He has an Erdös number of 2.
Philip Hartman is read about 6 times a day, in 8 languages.
A typical day, 30 days to 10 October 2026
The middle day of the days counted, so one week of news cannot move it. The line under it is the last 120 days, one point a day.
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About this person
Country
United States
Category
Academics
Type
Academic
Status
Deceased
Dates
Lived 1915 to 2015 · aged 100
