Event
Tyrone Ghaswala (UQAM)
Friday, March 25, 2022 11:00to12:00
Title:听Small covers of big surfaces.
础产蝉迟谤补肠迟:听I will talk about work in progress with Alan McLeay investigating the following apparently innocent question: Given two听surfaces, when does there admit a finite-sheeted cover of one over the other? A complete answer is available if the two听surfaces听are of finite type. In the infinite-type world, the question appears to be less innocent than one might expect.
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