BEGIN:VCALENDAR VERSION:2.0 PRODID:-//Drupal iCal API//EN X-WR-CALNAME:Events items teaser X-WR-TIMEZONE:America/Toronto BEGIN:VTIMEZONE TZID:America/Toronto X-LIC-LOCATION:America/Toronto BEGIN:DAYLIGHT TZNAME:EDT TZOFFSETFROM:-0500 TZOFFSETTO:-0400 DTSTART:20190310T070000 END:DAYLIGHT BEGIN:STANDARD TZNAME:EST TZOFFSETFROM:-0400 TZOFFSETTO:-0500 DTSTART:20191103T060000 END:STANDARD END:VTIMEZONE BEGIN:VEVENT UID:68383116a344c DTSTART;TZID=America/Toronto:20191108T153000 SEQUENCE:0 TRANSP:TRANSPARENT DTEND;TZID=America/Toronto:20191108T153000 URL:/combinatorics-and-optimization/events/tutte-colloq uium-jim-geelen-2 SUMMARY:Tutte Colloquium - Jim Geelen CLASS:PUBLIC DESCRIPTION:Summary \n\nTITLE: Circuit-hyperplane relaxation and matroid r epresentation\n\nSpeaker:\n Jim Geelen\n\nAffiliation:\n University of Wat erloo\n\nRoom:\n MC 5501\n\nABSTRACT:\n\nRelaxing a circuit-hyperplane in a representable matroid can destroy\nrepresentability.\n DTSTAMP:20250529T100406Z END:VEVENT END:VCALENDAR