PRIMER SERIES Friday, 3 August 2012 4.10pm KF06.102 (Kirkwood Village) Raazesh Sainudiin (University of Canterbury) Validated Numeries: the Art of Dividing by Zero Abstract I'll give a brief introduction to computer-aided proofs using interval analysis. The goal is to appreciate the extended interval Newton operator, the work-horse of computer-aided proofs of a sphere packing problem of Kepler and a phylogeny estimation problem of Semple and Steel. What are Primers? Primers in Mathematics and Statistics are short expository introductions to a field of research by someone who is active in the area. Strengthen your research; learn from your colleagues; develop a common language.