Olga Ladyzhenskaya

Olga Aleksandrovna Ladyzhenskaya (Russian: Óльга Алекса́ндровна Лады́женская, IPA: [ˈolʲɡə ɐlʲɪˈksandrəvnə ɫɐˈdɨʐɨnskəɪ̯ə] (About this soundlisten); 7 March 1922 – 12 January 2004) was a Russian mathematician. She was known for her work on partial differential equations (especially Hilbert's 19th problem) and fluid dynamics. She provided the first rigorous proofs of the convergence of a finite difference method for the Navier–Stokes equations. She was a student of Ivan Petrovsky, and was awarded the Lomonosov Gold Medal in 2002.

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