%0 Journal Article %T A Scientific Biography of Cahit Arf (1910-1997) %A Ali Sinan Sertoz %J Mathematics %D 2013 %I arXiv %X In this paper we analyze both the scientific activities of Cahit Arf, a Turkish mathematician, and the social context in which he worked. We also discuss his work and social environment leading to the discovery of Arf invariant, Arf rings, Arf closure and Hasse-Arf theorem. %U http://arxiv.org/abs/1301.3699v1