BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Talks.cam//talks.cam.ac.uk//
X-WR-CALNAME:Talks.cam
BEGIN:VEVENT
SUMMARY:Y-Δ -  Prof Geoffrey Grimmett
DTSTART:20120305T083000Z
DTEND:20120305T093000Z
UID:TALK36608@talks.cam.ac.uk
CONTACT:Mary Fortune
DESCRIPTION:Since its discovery around 1899\, the star-triangle (or Y-Δ) 
 transformation has become an important tool in the theory of disordered ph
 ysical systems. It turns out in addition to have an important connection t
 o tilings of the plane.
LOCATION:Winstanley Lecture Theatre\, Trinity College
END:VEVENT
END:VCALENDAR