The n-Category Café
A group blog on math, physics and philosophy
The n-Category Café's Latest Posts
Boris Zilber's thoughts on 'logically perfect' structures.
Many mathematicians are uncomfortable about the NSA/GCHQ's surveillance of entire populations, but fundamentally aren't that bothered. Does it really matter?
Every compact ring is totally disconnected.
Todd Trimble's note on 'the super Brauer group and super division algebras', reprinted.
A detailed introduction to the Brauer--Wall monoid, which gives an algebraic explanation of the ten-fold way.
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