This page was last updated in August 2014.
My curriculum vitae (updated August 2014) also contains a list of my papers and talks.

Research Papers

Expository Articles

random cubical complex step function approximation icosahedron
My Erdös number is 4:
me → Robert Ghrist → Aaron Abrams → Earl Canfield → Paul Erdös

Selected Presentations

Poster

mathematics of juggling Hadwiger integral