Blogs about: Groupoids
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QGQG Nottingham
Well, a week ago I got back from England, where I spent a week at the University of Nottingham at the conference “Quantum Gravity and Quantum Geometry 2008″, and a weekend visiting friends… more →
Theoretical Atlas
QGQG Nottingham
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Jeffrey Morton wrote 1 month ago: Well, a week ago I got back from England, where I spent a week at the University of Nottingham at th … more →
Two Kinds of Categorification And Other Stuff
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Jeffrey Morton wrote 2 months ago: I’d just like to post something about a conceptual clarification that came up recently. Last … more →
Comments on Gfest 07 - Groupoids and C*-algebras
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Jeffrey Morton wrote 9 months ago: So I’ve posted some slides from my talk at Groupoidfest. I also gave this talk here at Western … more →
Spans and Vector Spaces - pt 2
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Jeffrey Morton wrote 10 months ago: In the last post, I was describing how you can represent spans of sets using vector spaces and linea … more →
TQFT and Gravity - pt 2
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Jeffrey Morton wrote 11 months ago: So last time I was describing this “matter without matter” idea and claiming that it has … more →
Coming Attractions
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Jeffrey Morton wrote 11 months ago: Due to the rapid-fire the nature of the blogosphere (or, in deference to John Armstrong, the “ … more →
A Bicategory of Groupoids
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Chris Schommer-Pries wrote 1 year ago: I want to talk about an interesting 2-category of topological groupoids that I’ve been thinkin … more →
Turaev on Dijkgraaf-Witten for surfaces
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Noah Snyder wrote 1 year ago: Since Ben slept through the first lecture, I guess it falls to me to describe Turaev’s talk. … more →
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