The mathematician Sofia Kovalevskaya died at the age of 41. Here is all you want to know, and more!
Biography - A Short Wiki
After graduating from the University of Heidelberg, this Russian-born mathematician submitted a dissertation to the University of Göttingen in which she laid out an important mathematical concept that is now known as the Cauchy-Kovalevski theorem.
She and her two siblings grew up in Moscow, Russia, as the children of Yelizaveta Fedorovna Schubert and Vasily Vasilyevich Korvin-Krukovsky. She later settled in Germany with her scientist husband, Vladimir Kovalevskij.
Many who have had an opportunity of knowing any more about mathematics confuse it with arithmetic, and consider it an arid science. In reality, however, it is a science which requires a great amount of imagination.
Say what you know, do what you must, come what may.
It is impossible to be a mathematician without being a poet in soul.