Quote of the day
As often happens during a war, some parts of the country prospered, notwithstanding the constant loss.
Sofia Kovalevskaya
Born: January 15, 1850
Died: February 10, 1891 (aged 41)
Bio: Sofia Vasilyevna Kovalevskaya, born Sofia Vasilyevna Korvin-Krukovskaya, was a Russian mathematician who made noteworthy contributions to analysis, partial differential equations and mechanics.







