Colloquium Mathematics, Prof. Robert MacKay

Join us for coffee and tea at 12.45 p.m.

Date: Wednesday, November 30^th 2011

Speaker: Prof. Robert MacKay
University of Warwick

Room: 5161.0165 (Bernoulliborg),

Time: 13.15

Title: Gamma ray bursts

Abstract:

Colin Rourke and I propose that gamma ray bursts are not the result of cataclysmic
events but a purely kinematic effect: the first entry of a continuously emitting object
into the union of our backward light cones.  We demonstrate the effect in de Sitter
space.

Colloquium coordinators are Prof.dr. A.C.D. van Enter (e-mail : A.C.D.van.Enter@rug.nl) and

Dr. A.V. Kiselev (e-mail: a.v.kiselev@rug.nl)