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# Jacques Hadamard

*Jacques Solomon Hadamard* (1865–1963) French mathematician best known for proving the prime number theorem and for the Hadamard three-circle theorem. Some concepts bearing his name include the Hadamard matrix, the Hadamard product, the Hadamard gate and the Hadamard transform. Hadamard also studied the psychology of synesthesia in other mathematicians and physicists.

Synonym:

Jacques Solomon Hadamard, Jacques-Solomon Hadamard

Type of Math Object:

Biography

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Reference

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## Mathematics Subject Classification

01A60*no label found*01A55

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