Clement Cyriaque de Mangin

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Clément Cyriaque de Mangin , also Demangin (* 1570 in Gigny-sur-Saône , † October 26, 1642 in Paris ) was a French mathematician and astronomer.

Life

He studied ancient languages ​​(Latin, Greek, Hebrew) at the Collège of Chalon-sur-Saône and excelled as a student. Then he was the preceptor of Seigneur de Seville, who later was a criminal judge in Chalone. He went to Paris, where he studied mathematics, philosophy and theology. After that he was often on trips in Europe (Italy, Germany, Netherlands, Poland), between which he appeared again and again in his home parish (multiple entry as godfather of baptisms in the church register from 1601 to 1625). Eventually he settled in Paris, where he taught mathematics at the Collège de Bourgogne . In Paris he was patronized by Jacques Du Perron . He also travels with him to Italy and received his doctorate in medicine in Bologna (without having to pay fees, which spoke for special recognition).

He wrote poetry, dealt with astronomy and cartography.

Denis Henrion published the Problemata duo nobilissima in 1616 , in which De Mangin criticized the solutions of the problems of Regiomontanus and Pedro Nunes by François Viète and Marin Getaldić . This led to a dispute between Getaldic and Alexander Anderson (a Scottish mathematician in Paris who worked on the publication of Viète's works).

In 1902 a memorial stone was placed on the chapel in Gigny and a square in Gigny is named after him. The former mayor of Gigny Julien Crepet also wrote a manuscript on De Mangin in 1902. No writings or letters are known from Mangin himself.

Several contemporaries (such as Claude Hardy ) identified him with Denis Henrion and Pierre Hérigone , as they found findings from De Mangin in their writings, but they are not identical.

Web links

Individual evidence

  1. ^ Problemata duo nobilissima, quorum nec analysin geometricam, videntur tenuisse Ioannes Regiomontanus & Petrus Nonius; nec demonstrationem satis accuratam repraesentasse, Franciscus Vieta et Marinus Ghetaldus nunc demum a Clemente Cyriaco diligentius elaborata et novis analyzeon formis exculta. Inscriptiones praeterea figurarum non injucundae . Paris: David Leclerc, 1616
  2. ^ Zarko Dadic: The early geometrical works of Marin Getaldic, in: Ronald Calinger (Ed.), Vita Mathematica, MAA 1996, p. 122