What is the Joukowsky transform designed by  Father of Russian Aviation Nikolai Zhukovsky?
Joukowsky transform In applied mathematics, the Joukowsky transform, named after Nikolai Zhukovsky, is a conformal map historically used to understand some principles of airfoil design.
Georges Lakhovsky Georges Lakhovsky (born Georgei Lakhovsky; Russian: Георгий Лаховский ; 17 September 1869 – 31 August 1942) was a Belarusian-French engineer, scientist, author and inventor. His controversial medical treatment invention, the Multiple Wave Oscillator, is described as having been used by him in the treatment of cancer.