Diophantine equation

noun

Di·​o·​phan·​tine equation ˌdī-ə-ˈfan-ˌtīn- 

-ˈfan-tᵊn-

: an indeterminate polynomial equation which has integral coefficients and for which it is required to find all integral solutions

Word History

Etymology

Diophantus, 3rd century a.d. Greek. mathematician

First Known Use

circa 1928, in the meaning defined above