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Hadamard, Jacques
1865 - Born on the 8th of December.
- Hadamard studied at the École Normale Supérieure under the direction of Charles Émile Picard.
- He introduced the idea of well-posed problem in the theory of partial differential equations.
- He also gave his name to the Hadamard inequality on volumes, and the Hadamard matrix, on which the Hadamard transform is based.
- His students included Maurice Fréchet, Paul Lévy, Szolem Mandelbrojt and André Weil.
1896 - His proof of the prime number theorem.
1963 - Died on the 17th of October.
- Hadamard studied at the École Normale Supérieure under the direction of Charles Émile Picard.
- He introduced the idea of well-posed problem in the theory of partial differential equations.
- He also gave his name to the Hadamard inequality on volumes, and the Hadamard matrix, on which the Hadamard transform is based.
- His students included Maurice Fréchet, Paul Lévy, Szolem Mandelbrojt and André Weil.
1896 - His proof of the prime number theorem.
1963 - Died on the 17th of October.
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