# diophantus

Proper noun

- (mathematics) A Greek mathematician who first developed algebra

**DIOPHANTUS**, of Alexandria, Greek algebraist, probably flourished about the middle of the 3rd century.- The Arithmetica, the greatest treatise on which the fame of
**Diophantus**rests, purports to be in thirteen Books, but none of the Greek MSS. - The missing books were apparently lost early, for there is no reason to suppose that the Arabs who translated or commented on
**Diophantus**ever had access to more of the work than we now have. - On the other hand the Porisms, to which
**Diophantus**makes three references ("we have it in the Porisms that. - Among the great variety of problems solved are problems leading to determinate equations of the first degree in one, two, three or four variables, to determinate quadratic equations, and to indeterminate equations of the first degree in one or more variables, which are, however, transformed into determinate equations by arbitrarily assuming a value for one of the required numbers,
**Diophantus**being always satisfied with a rational, even if fractional, result and not requiring a solution in integers.

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