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The Goeritz group and the 2-width of 3-manifolds embedded in $\mathbb{R}^4$

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Speaker: 
Michael Freedman
Zugehörigkeit: 
Station Q & UC Santa Barbara
Datum: 
Die, 2019-09-17 15:00 - 15:50
Location: 
MPIM Lecture Hall

I will discuss various notions of $k$-width for both manifolds and embeddings of manifolds in Euclidian space, with special emphasis on three dimensional manifolds and their embeddings in $\mathbb{R}^4$.  I will largely follow my recent arXiv posting on this subject.

 

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