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math.GT2021
A universal Cannon-Thurston map and the surviving curve complex
Funda Gültepe, Christopher J Leininger, Witsarut Pho-On
Using the Birmanexact sequence for pure mapping class groups, we construct a universal Cannon--Thurston map onto the boundary of a curve complex for a surface with punctures we cal…
math.GT2011
Normal Tori in
Funda Gültepe
The fundamental group of is , the free group with generators. There is a 1-1 correspondence between the equivalence classes of -…