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Extended Haagerup Exists!
Following on from Noah’s post about the great Modular Categories conference last weekend in Bloomington, I’ll say a little about the talk I gave: Extended Haagerup exists! The classification of low...
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Hall algebras and Donaldson-Thomas invariants I
I would like to tell you about recent work of Dominic Joyce and others (Bridgeland, Kontsevich-Soibelman, Behrend, Pandaripande-Thomas, etc) on Hall algebras and Donaldson-Thomas invariants. I don’t...
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The Witt group, or the cohomology of the periodic table of n-categories
A very popular topic at the Modular Categories conference was the a generalization of the Witt group which is being developed by Davydov, Mueger, Nikshych, and Ostrik. What is this Witt group? Well...
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Mike on Topological Quantum Computing, at Georgia
I’m here at the 2009 Georgia Topology Conference and Mike Freedman is about to start talking about the current proposal for building a topological quantum computer. I’ll try liveblogging his talk;...
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Conference Networking
Early in my graduate student career, I was told by several people that I should go to conferences and talk to professors. If you work in mathematics, you’ve probably heard this piece of advice before,...
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Why the ICM is not as good an idea as it might sound
Jim Humphreys’s comment reminded me of one of my rants that has yet to be bloggified. The non-hyperbolic title is above; those who are amused rather than annoyed by my hyperbolic titles can imagine it...
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The First National Forum of Young Topologists
So, I’ve added to the sidebar a new conference: The National Forum of Young Topologists in new Orleans next month. This actually sounds like a somewhat intriguing conference, concentrating on a mix of...
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MSC vs. ArXiv (and some interesting info on mathjobs)
One of my pet peeves is how annoyingly the AMS’s math subject classification is for people working in quantum algebra and quantum topology. The MSC has 97 different major subjects and my field is not...
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Upcoming conference: Workshop on operator algebras and conformal field theory...
I wanted to take a moment to plug a conference in my soon-to-be hometown Eugene, OR organized by my once and future colleague Nick Proudfoot. Aside from Eugene being lovely in August, I felt this...
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When confusions annihilate
As mathematicians we spend most of our lives confused about something or other. Of course, this is occasionally interrupted by moments of clarity that make it worth it. I wanted to discuss a...
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