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a \operatorname{CAT}(0) space?


Who?
Sebastian Meinert (FU Berlin)
When?
2014/11/14, 13:30
Before the BMS Kovalevskaya Colloquium by Prof. Stephanie B. Alexander
Where?
Urania Berlin, at the BMS Loft (3rd floor)
About what?

A \operatorname{CAT}(0) space is a metric space in which geodesic triangles are at most as thick as in Euclidean space. We will make this notion precise and explain some basic features of \operatorname{CAT}(0) spaces, like contractibility.