Nikolai Andreevich Lebedev (; August 8, 1919 – January 8, 1982) was a Soviet mathematician who worked on complex function theory and geometric function theory. Jointly with Isaak Milin, he proved the Lebedev–Milin inequalities that were used in the proof of the Bieberbach conjecture.
See also Conformal map Power series
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References . . . (Translation of the 1971 Russian edition, edited by P. L. Duren).