The Grid template

About me.

I am an Assistant Professor of Mathematics at Smith College.  Before coming to Smith, I was a postdoctoral fellow at the Max Planck Institute for Mathematics in Bonn, Germany, and a Hans Rademacher Instructor at the University of Pennsylvania.  My research is in geometric and low-dimensional topology.


Contact information.


My email is pcahn at smith dot edu, and my office is Burton Hall 313. 

About the artwork.


The digital artwork on this website was done by my brother, Tim Cahn.  The picture above shows a counting machine displayed in the Arithmeum in Bonn.