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French mathematician, born in Épernon; winner of the 1865 Copley Medal "for his historical and original researches in pure geometry"
Michel Floréal Chasles
Works
- Two geometrical memoirs on the general properties of cones of the second degree, and on the spherical conics, 1841 (external scan)
Works about Chasles
Works by this author published before January 1, 1927 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.
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