Michele Cipolla (28 October 1880,

Palermo Palermo ( , ; scn, Palermu , locally also or ) is a city in southern Italy, the capital (political), capital of both the autonomous area, autonomous region of Sicily and the Metropolitan City of Palermo, the city's surrounding metropolitan ...

– 7 September 1947, Palermo) was an Italian

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, structure, space, models, and change. History On ...

, mainly specializing in

number theory Number theory (or arithmetic or higher arithmetic in older usage) is a branch of pure mathematics devoted primarily to the study of the integers and arithmetic function, integer-valued functions. German mathematician Carl Friedrich Gauss (1777� ...

. He was a professor of Algebraic Analysis at the

University of Catania The University of Catania ( it, Università degli Studi di Catania) is a university located in Catania, Sicily. Founded in 1434, it is the oldest university in Sicily, the 13th oldest in Italy, and the 29th oldest university in the world. With a ...

and, later, the University of Palermo. He developed (among other things) a theory for sequences of sets and Cipolla's algorithm for finding square roots modulo a prime number. He also solved the problem of binomial congruence.

Publications

*''Opere'' (Hrsg.: Guido Zappa) Sede della Soc., Palermo 1997. XXXII, 547 S. : Ill. (Supplemento ai Rendiconti del Circolo Matematico di Palermo ; Ser. 2, No. 47) *''Storia della matematica dai primordi a Leibniz''. Soc. Ed. Siciliana, Mazara 1949. 174 S.

Literature

*Michele Cipolla (1880–1947): la figura e l'opera ; convegno celebrativo nel cinquantenario della morte (Palermo, 8 settembre 1997) / / Associazione degli Insegnanti e dei Cultori di Matematica. - Palermo 1998. 156 S.

External links

* 19th-century Italian mathematicians 20th-century Italian mathematicians 1880 births 1947 deaths Academic staff of the University of Palermo Scientists from Palermo Mathematicians from Sicily {{Italy-mathematician-stub

Publications

Literature

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