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Results tagged with qa.quantum-algebra
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user 167503
Quantum groups, skein theories, operadic and diagrammatic algebra, quantum field theory
6
votes
1
answer
206
views
Does $U_q (\mathfrak{sl}_2)$ have a universal $R$-matrix?
Consider the standard quantum group $U_q (\mathfrak{sl}_2)$ over the field $\mathbb{C}(q)$ of rational functions (or over $\mathbb{C}$ if $q \in \mathbb{C}$ is not a root of unity), with the usual Ho …
- 2,533
2
votes
0
answers
92
views
Superfluous axioms for ribbon Hopf algebra
In his book Foundations of quantum group theory, Majid defines (2.1.10) a ribbon Hopf algebra as a quasi-triangular Hopf algebra $(H, R)$ with a special central element $v \in H$ satisfying
(1) $v^2 …
- 601