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


[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