### DIMACS - Graduate Student Combinatorics Seminar

Title: Proofs and Generalizations of the Sylvester-Gallai Theorem

Speaker: **Charles Wolf**, Rutgers University

Date: Wednesday, November 11, 2015 12:10pm

Location: Graduate Student Lounge, 7th Floor, Hill Center, Rutgers University, Busch Campus, Piscataway, NJ

Abstract:

The Sylvester-Gallai Theorem states that any finite point set in real space either must be collinear or must have some line passing through exactly 2 points. We will go through a few proofs of this, and see which proofs generalize to other statements about lines through point sets.

See: http://math.rutgers.edu/~klm296/GCS/index.html