Arturo Portnoy
@portna
Professor of Mathematical Sciences at the University of Puerto Rico, Mayagüez
ID:62509755
http://sites.google.com/site/drarturoportnoy/ 03-08-2009 13:06:02
76,4K Tweets
2,9K Followers
909 Following
@portna
Professor of Mathematical Sciences at the University of Puerto Rico, Mayagüez
ID:62509755
http://sites.google.com/site/drarturoportnoy/ 03-08-2009 13:06:02
76,4K Tweets
2,9K Followers
909 Following