**Special Lecture Series by**

**Professor Alex Kontorovich (Rutgers University)**

LECTURE 1: Monday, April 23, 2018 at 15:30

TITLE:Geometry and Arithmetic of Sphere Packings ILECTURE 2: Wednesday, April 25, 2018 at 15:30

TITLE:Geometry and Arithmetic of Sphere Packings IILECTURE 3: Thursday, April 26, 2018 at 15:30

TITLE:Ubiquity of Thin OrbitsAll lectures will take place at Auditorium 232, Amado Mathematics Building, Technion

Light refreshments will be given before the talks in the lounge of the Faculty of Mathematics on the 8th floor.