Diophantus (Diophantos)( outstanding mathematician of antiquity)
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Biography Diophantus (Diophantos)
Diophantus; Diophantos, from Alexandria, III in. n. e., a prominent mathematician of antiquity, known in the Middle Ages, "the father of algebra". The author of the textbook Mathematics Arithmetic in 13 books (6 survived). It is preceded by joining a collection of problems where solved problems in the domain of number theory, solving algebraic equations (equation diofanticheskie). D., focusing on the ancient Egyptian or Babylonian counting system, separates the pure arithmetic of the geometry and lays the foundations for algebra. Moreover, he was the author of fragmentary surviving treatise Peri polygonon arithmeton, as well as the lost treatise On the fractional numbers.