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Results tagged with braided-tensor-categories
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user 22709
8
votes
Quantum group as (relative) Drinfeld double?
Yes! It is indeed, to get the quantum group $\mathcal{U}_q(\mathfrak{g})$, you have to...
start with a groupring $\mathcal{U}^0(\mathfrak{g})=\mathbb{k}[\mathbb{Z}^n]=\langle K_1,\ldots K_n\rangle_{ …
- 1,846
1
vote
1
answer
160
views
Example of tensor category with non-simple unit $J\to \mathbb{1} \to Q$ and suitably extensi...
Edit: Thanx very much to Neil Strickland for quickly explaining to us that the following cannot be realized over finite commutative $\mathbb{C}$-algebras, as I had originally asked.
I know that there …
- 1,846