Edison Farah, Brazilian mathematician (Capivari, São Paulo State 14 April 1915 – São Paulo 14 April 2006)
From Lebanese father and Spanish mother
Wrote pieces for violin
Proposed that choice axiom is equivalent to interseccional generalized distribuctivity in relation to union and that joining topologies axiom to ultrafilters theorem is equivalent to choice axiom
Algumas proposições equivalentes ao axioma da escolha. Thesis (1954)
CONTRIBUTIONS
A new definition of ordinal number
Une nouvelle forme de l’axiome de substitution du systeme de Zermelo-Fraenkel. C.R. Acad. Sci. Paris 270, 1970
A new proof of Zorn’s theorem. Boll. Un. Mat. Ital. 15(2):119-20, 1960
Two classical definitions of finite sets and a particular form of the axiom of choice
SOME BIBLIOGRAPHY
Le theoreme de Tychonoff pour les produits finis d’espaces compacts. Bol. Soc. Paran. Mat. 14(2), 1993-4
Remarques sur le systeme de Zermelo-Fraenkel. C.R. Acad. Sci. Paris Ser.A-B 266 (1968)
Number of equivalent relations on a set. Cien. Cult. 18(4):437, 1966
Sobre a reunião enumerável de conjuntos enumeráveis (On a countable union of countable sets). Cien. Cult. 10(2):88, 1958
Sur le bon ordre de l’ensemble des puissances des parties d’un ensemble donné. Summa Bras. Math. 3:37-42, 1953
Sobre uma desigualdade para as L-integrais das funções com valores complexos. Bol. Soc. Mat. S. Paulo 3 (1951)
Sobre a ordem total do conjunto das potências das partes de um conjunto dado. Bol. Soc. Mat. S. Paulo 5:59-61, 1950
Sobre a medida de Lebesgue. Thesis (1950)
Uma nota sobre a fórmula de Taylor. I. Bol. Math. Notae Inst. Mat. Rosario 5(2), 1945