Quote of the day
The all-seeing eye of God beheld our deplorable state; infinite pity touched the heart of the Father of mercies; and infinite wisdom laid the plan of our recovery.
Joan Birman

Born: May 30, 1927 (age 99)
Bio: Joan Sylvia Lyttle Birman is an American mathematician, specializing in braid theory and knot theory. Her book Braids, Links, and Mapping Class Groups has become a standard introduction, with many of today's researchers having learned the subject through it.






