When1: 1904
When2: 1945
Who: Elie Cartan [Cartan, Elie]
What: mathematician
Where: France
works\ Exterior differential systems and their geometric applications [1945]
Detail: He lived 1869 to 1951 and studied hypercomplex numbers, Lie group theory, differential geometry [1904], and exterior derivatives.
Mathematical Sciences>Mathematics>History
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Date Modified: 2022.0224