Category Archives: Projective geometry

Slightly elevated Teichmuller theory

Last week at my invitation, David Dumas spoke in the U Chicago geometry seminar and gave a wonderful introductory talk on the theory of convex real projective structures on surfaces. This is the first step on the road to what is colloquially known … Continue reading

Posted in Complex analysis, Geometric structures, Projective geometry, Surfaces | Tagged , , , , , | Leave a comment

Zonohedra and the Sylvester-Gallai theorem

When I was in Melbourne recently, I spent some time browsing through a copy of “Twelve Geometric Essays” by Harold Coxeter in the (small) library at AMSI. One of these essays was entitled “The classification of zonohedra by means of … Continue reading

Posted in Polyhedra, Projective geometry | Tagged , , , | 4 Comments