Girard Desargues

French mathematician and engineer (1591–1661)

Girard Desargues (French: [ʒiʁaʁ dezaʁɡ]; 21 February 1591 – September 1661) was a French mathematician and engineer, who is considered one of the founders of projective geometry. Desargues's theorem, the Desargues graph, and the crater Desargues on the Moon are named in his honour.

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