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:20240310T070000 END:DAYLIGHT BEGIN:STANDARD TZNAME:EST TZOFFSETFROM:-0400 TZOFFSETTO:-0500 DTSTART:20231105T060000 END:STANDARD END:VTIMEZONE BEGIN:VEVENT UID:68264fff1bba0 DTSTART;TZID=America/Toronto:20240531T153000 SEQUENCE:0 TRANSP:TRANSPARENT DTEND;TZID=America/Toronto:20240531T163000 URL:/combinatorics-and-optimization/events/tutte-colloq uium-peter-nelson-4 SUMMARY:Tutte Colloquium - Peter Nelson CLASS:PUBLIC DESCRIPTION:Summary \n\nTITLE: Infinite matroids on lattices\n\nSPEAKER:\n Peter Nelson\n\nAFFILIATION:\n University of À¶Ý®ÊÓÆµ\n\nLOCATION:\n MC 5 501\n\nABSTRACT: There are at least two well-studied ways to extend matro ids\nto more general objects - one can allow the ground set to be infinite \,\nor instead define the concept of independence on a lattice other than\ na set lattice. I will discuss some nice ideas that arise when\ncombining these two generalizations. This is joint work with Andrew\nFulcher.\n DTSTAMP:20250515T203511Z END:VEVENT END:VCALENDAR