Gösta Mittag-Leffler
died 87 years ago
7th July 1927

Gösta Mittag-Leffler worked on the general theory of functions. His best known work concerned the analytic representation of a one-valued function.

Find out more at:
http://www-history.mcs.st-andrews.ac.uk/Mathematicians/Mittag-Leffler.html