Cool addition xdns!
Don't know much about Maths, or what contributions she made, but I was at least familiar with the name. But I did not know she was Russian, I thought she was Polish!

Here is another Russian woman who is a FIRST, and associated with Sweden.

ALEXANDRA KOLLONTAI, was a revolutionary and later the world's first female ambassador. She was the Soviet ambassador both in Norway and Sweden.
She showed a lot of personality while she was ambassador of Sweden and there are some anecdotes about rather colourful things that she did. She was a successful ambassador.