prof-g
@robertghrist
@Penn mathematician; engineer; educator;
assoc. dean of undergraduate education @PennEngineers;
illustrator; animator; e/acta non verba
ID: 16015499
http://www.youtube.com/c/ProfGhristMath 27-08-2008 18:38:10
10,10K Tweet
22,22K Followers
1,1K Following
