February 9 Sofya Kovalevskaya
Sofia Kovalevskaya (1850–1891), born Sofya Vasilyevna Korvin-Krukovskaya in Moscow, was a trailblazing Russian mathematician, novelist, and women’s rights advocate. From an aristocratic family—her father a general and her mother linked to scientists—she showed early mathematical talent but faced restrictions on women’s education in tsarist Russia. In 1868, she entered a fictitious marriage with palaeontologist Vladimir […]