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Olga Aleksandrovna Ladyzhenskaya (Russian: Ольга Александровна Ладыженская, IPA: [ˈolʲɡə ɐlʲɪˈksandrəvnə ɫɐˈdɨʐɨnskəɪ̯ə] ⓘ; 7 March 1922 – 12 January 2004) was a Russian mathematician who worked on partial differential equations, fluid dynamics, and the finite-difference method for the Navier–Stokes equations.
Grand Duchess Olga Alexandrovna of Russia (Russian: Ольга Александровна; 13 June [O.S. 1 June] 1882 – 24 November 1960) was the youngest child of Emperor Alexander III of Russia and younger sister of Emperor Nicholas II. Olga was raised at the Gatchina Palace outside Saint Petersburg.
The original such inequality, for functions of two real variables, was introduced by Ladyzhenskaya in 1958 to prove the existence and uniqueness of long-time solutions to the Navier–Stokes equations in two spatial dimensions (for smooth enough initial data). There is an analogous inequality for functions of three real variables, but the ...
Nikolai Alexandrovich Kulikovsky [2] (5 November 1881 – 11 August 1958) was the second husband of Grand Duchess Olga Alexandrovna of Russia, the sister of Tsar Nicholas II and daughter of Tsar Alexander III. He was born into a military landowning family from the south of the Russian Empire, and followed the family tradition by entering the ...
From itty-bitty bottoms to designer tops, stars can't stop showing off their curves in bikinis. Kendall Jenner and Hailey Bieber kicked off 2024 with sizzling snaps from their tropical getaway ...
The temperatures may be dropping as 2024 comes to an end, but this year’s sexiest movie scenes still have Us sweating. From a sports drama about three tennis superstars in a decades-long love ...
Her father was the son of Grand Duke Alexander Mikhailovich of Russia, who belonged to a cadet branch of the Romanovs, and his wife Grand Duchess Xenia Alexandrovna, Tsar Nicholas II's sister. Olga Andreevna uses the English version of her family name, preferring "Romanoff" to "Romanova", the feminine form of her name in Russian. She is known ...
Countess Rosalia Alexandrovna Rzhevuskaya: 1788–1865 Married Count Wacław Seweryn Rzewuski: 30 30 June 1847 Baroness Cecilia Vlasislavovna Fredereeks: 1794–1851 Married Baron Pyotr Andreevich Fredereeks 31 30 June 1847 Countess Olga Alexandrovna Orlova: 1807–1880 Married Count Alexey Fyodorovich Orlov in 1826