User yohei ohta

5 votes

1 answer

156 views

Explicit correspondence between classical double and quantum double

asked Feb 2 at 14:18

4 votes

0 answers

117 views

Explicit construction of the Drinfeld double for quasi-bialgebras

asked Oct 10, 2021 at 7:49

4 votes

0 answers

184 views

Does a dual basis for $U_h(\mathfrak{sl}_2(\mathbb{C}))$ exist?

asked Sep 21 at 17:31

3 votes

1 answer

155 views

Is a smallness condition necessary in the Tannaka reconstruction theorem?

asked Nov 25, 2021 at 11:49

3 votes

1 answer

315 views

Is there a definition of Heisenberg double for quasi-Hopf algebras?

asked Sep 30, 2021 at 17:25

2 votes

0 answers

120 views

Is there an explicit description of a gauge transformation $F$ such that $U_{\hbar}(\mathfrak{g})$ and $(U(\mathfrak{g})[[\hbar]])_F$ are isomorphic?

asked Oct 30, 2023 at 4:29

2 votes

0 answers

40 views

Reconstruction of a Poisson-Lie group structure from a Lie bialgebra $\mathfrak{g}$

asked Aug 14 at 14:41

2 votes

0 answers

80 views

The dual of elements $E$, $F$, and $H$ of $U_h(\mathfrak{sl}_2)$ corresponds to which element of $F_h(\mathrm{SL}_2)$ by isomorphism?

asked May 3, 2023 at 17:20

0 votes

0 answers

105 views

Concrete examples of quantum duality principle

asked Jul 5, 2023 at 11:07

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9 Questions

Explicit correspondence between classical double and quantum double

Explicit construction of the Drinfeld double for quasi-bialgebras

Does a dual basis for $U_h(\mathfrak{sl}_2(\mathbb{C}))$ exist?

Is a smallness condition necessary in the Tannaka reconstruction theorem?

Is there a definition of Heisenberg double for quasi-Hopf algebras?

Is there an explicit description of a gauge transformation $F$ such that $U_{\hbar}(\mathfrak{g})$ and $(U(\mathfrak{g})[[\hbar]])_F$ are isomorphic?

Reconstruction of a Poisson-Lie group structure from a Lie bialgebra $\mathfrak{g}$

The dual of elements $E$, $F$, and $H$ of $U_h(\mathfrak{sl}_2)$ corresponds to which element of $F_h(\mathrm{SL}_2)$ by isomorphism?

Concrete examples of quantum duality principle