French mathematician. 
b. July 22, 1795 in Tours, France
d. May 1, 1870 in Paris, France
Well known for his notation and study of classes of elliptical curves, now known as Lamé curves:
(x/a)^n + (y/b)^n =1
where n is any positive real number.
See also:
Piet Hein
Julius Plücker
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