Franel was a number theorist who gave introductory calculus lectures in French
at the ETH. Maybe the ETH offered courses in different languages, because of its location in a multilingual country. Does anybody know? Anyway, for a little more information, see [this excerpt][1] from Jerry Alexanderson's *The Random Walks of George Polya.*


[1]:http://books.google.com/books?id=OuHrR_6WEKsC&lpg=PA41&ots=Dc_XS3I3yz&dq=%22jerome%20franel%22%20eth&pg=PA41#v=onepage&q=%22jerome%20franel%22%20eth&f=false