Philip Hartman
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Philip Hartman (May 16, 1915 – August 28, 2015) 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.
Hartman was born in 1915 in Baltimore, United States.[1]
His book gives a necessary and sufficient condition for solutions of ordinary initial value problems to be unique and to depend on a class C1 manner on the initial conditions for solutions.
He died in August 2015 at the age of 100.[2]
Publications
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References
- ↑ James McKeen Cattell, American Men of Science, 1966
- ↑ http://arxiv.org/pdf/1510.03779.pdf
