2020. 09. 28. 14:15 - 2020. 09. 28. 15:45
Online, Zoom webinar
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Esemény típusa:
szeminárium
Szervezés:
Külsős
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Leírás
EGERVÁRY seminar
Abstract:
The sandpile group is an Abelian group defined for a graph, but it can also be defined for (orientable) matroids. There are many beautiful results about sandpile groups and planar duality that suggests that the matroid language is useful for sandpile groups. However, the matroid case has a lot of open questions. I will tell some of these.
The talk will be in English.
For Zoom access please contact Tamás Király (tkiraly[at]cs.elte.hu)