Nikolai Lobachevsky
Nikolai Ivanovich Lobachevsky (Russian:
Никола́й
Ива́нович
Лобаче́вский
, IPA: [nʲikɐˈlaj ɪˈvanəvʲɪtɕ ləbɐˈtɕɛfskʲɪj] ; 1 December [O.S. 20 November] 1792...
21 KB (2,314 words) - 10:39, 14 June 2024