Zugehörigkeit:
Australian National University, Canberra
Datum:
Sam, 19/03/2016 - 15:00 - 16:00
Hochschild cohomology was introduced in a 1945 paper by Hochschild, and Grothendieck
duality dates back to the early 1960s. The fact that the two have some relation with each
other is very new - it came up in papers by Avramov and Iyengar [2008], Avramov, Iyengar,
and Lipman [2010] and Avramov, Iyengar, Lipman and Nayak [2011]. We will review this
history, and the surprising formulas that come out.
We will then discuss more recent progress. The remarkable feature of all this is the role