Talk:Thurston norm
Latest comment: 4 years ago by Wilson868 in topic Euler characteristic
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First draft edit
As it stands this is incomplete. Stuff I'd like to add:
- a description of Agol's work on RFRS and virtual fibrations, in [1]
- the relation with Alexander polynomials found by McMullen and ameliorated by Harvey (see [2]))
Euler characteristic edit
Isn't the Euler characteristic of a sphere 2? Why is it 0 in this case? Or do I miss something? oh wait, ... Wilson868 (talk) 10:13, 8 June 2019 (UTC)