Nikolai Grigorievich Chebotaryov (often spelled Chebotarov or Chebotarev, Ukrainian: Мико́ла Григо́рович Чеботарьо́в, Russian: Никола́й Григо́рьевич Чеботарёв) (15 June [O.S.

[3] Chebotaryov worked on the algebra of polynomials, in particular examining the distribution of the zeros.

[4] He worked with his student Anatoly Dorodnov on a generalization of the quadrature of the lune,[5] and proved the conjecture now known as the Chebotarev theorem on roots of unity.

Nikolai Chebotaryov was born on 15 June 1894 in Kamianets-Podilskyi, Russian Empire (now in Ukraine).

[6] On 14 May 2010, a memorial plaque for Nikolai Chebotaryov was unveiled on the main administration building of I.I.