Quote of the day
One of the greatest joys known to man is to take a flight into ignorance in search of knowledge.
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.