Cutting a sphere in half
I’m at the Banff International Research Station this week for a conference on metric geometry. I’ve listened to several nice talks already but one that stood out for me was by Yevgeny Liokumovich on...
View ArticleMacroscopic dimension and PSC, after Dranishnikov
Sasha Dranishnikov gave a talk describing some of his results about Gromov’s conjecture relating positive scalar curvature and macroscopic dimension. Definition (Gromov) Let \(X\) be a metric space....
View ArticleMy talk at BIRS
I gave a talk yesterday (August 8th, 2013) on Ghostbusting and property A. Thanks to the technology system at BIRS you can watch the talk on video here. Or, you can download the slides for the talk...
View ArticleMarc Rieffel 75th birthday proceedings
I just received a message about the publication of a set of conference proceedings honoring Marc Rieffel’s 75th birthday. The proceedings originate from a program at the Fields Institute that was held...
View ArticleTalking More, Flying Less: Coarse Index Theory Lectures at Freiburg
At the beginning of this year (which now seems a very long time ago) I accepted an invitation from Thomas Schick to speak in a week-long summer school at Freiburg on the subject of “Coarse methods in...
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