User Jianrong Li

1 vote

0 answers

120 views

Irreducible representations of quantum affine algebras

asked Oct 20, 2015 at 11:06

1 vote

1 answer

282 views

Number of cluster variables

asked Nov 15, 2015 at 3:37

1 vote

0 answers

62 views

Is $T(V)$ a Yetter-Drinfeld module over $T(V^* \otimes V)$?

asked Jun 16, 2016 at 14:43

1 vote

1 answer

157 views

How to obtain the classical Yang-Baxter equation from a related equation

asked Aug 6, 2016 at 13:15

1 vote

1 answer

105 views

How to draw a quiver for a pseudoline arragement?

asked Aug 7, 2016 at 8:43

1 vote

1 answer

192 views

Tensor product of two Poisson modules

asked Aug 22, 2016 at 8:42

1 vote

1 answer

215 views

Mutation of valued quivers

asked Aug 23, 2016 at 12:28

1 vote

0 answers

51 views

Is $\mathcal{O}_q(GL_n(k))$ a Nichols algebra?

asked Aug 30, 2016 at 13:12

1 vote

1 answer

146 views

Reference request: compatibility conditions of four versions of Yetter-Drinfeld modules

asked Jun 21, 2016 at 7:19

1 vote

1 answer

126 views

Action is determined by a braiding

asked Jun 27, 2016 at 11:40

1 vote

1 answer

242 views

How to solve this system of equations? [closed]

asked Oct 16, 2015 at 8:25

1 vote

1 answer

282 views

Decompose $\Lambda^3(V \otimes W)$ [closed]

asked Dec 3, 2015 at 4:07

1 vote

1 answer

619 views

Questions about Sklyanin bracket

asked Jan 13, 2016 at 4:24

1 vote

0 answers

71 views

Low-dimensional classical r-matrices

asked Feb 15, 2016 at 13:21

1 vote

0 answers

128 views

References of an operator $T: V \otimes V \to V \otimes V$

asked May 18, 2016 at 13:42

1 vote

2 answers

250 views

Motivations of cross product

asked Jun 1, 2016 at 14:14

1 vote

0 answers

218 views

How to check that an ideal of $\mathbb{C}[GL_n]$ is a coideal or not?

asked Apr 20, 2016 at 4:16

1 vote

2 answers

118 views

Is the antipode anti-bracketed?

asked Apr 22, 2016 at 12:07

1 vote

0 answers

84 views

Integrable modules and comodules

asked Apr 29, 2016 at 14:25

1 vote

2 answers

500 views

How to write $\mathbb{C}[G/U_-]=\oplus_{\lambda} V_{\lambda}$ explicitly?

asked May 3, 2016 at 3:28

1 vote

2 answers

148 views

How to decompose an map $\phi: \mathbb{G}_m \to T$ as the product of a cocharacter $\phi'$ and a map $\phi'':\mathbb{G}_m \to T$?

asked May 6, 2018 at 12:08

1 vote

0 answers

130 views

Lie algebra action obtained from Lie group action [closed]

asked Feb 25, 2018 at 11:08

1 vote

1 answer

93 views

How to show that the structure constant on $\mathcal{G}^*$ is $C_{c}^{ab} = f_{cd}^b r^{ad} + f_{cd}^a r^{db}$?

asked Feb 6, 2018 at 10:23

1 vote

1 answer

77 views

$\tilde{e}_i$ action on $e^{(n)} u$

asked Feb 11, 2018 at 16:47

1 vote

0 answers

73 views

Decompose elements in $SL_2$ as a pair of elements in $SL_2^*$.

asked Feb 18, 2018 at 8:37

1 vote

1 answer

110 views

Question about a computation of $F_{\beta_3}$ related to canonical basis of $U_q(sl_3)$.

asked Feb 21, 2018 at 11:18

1 vote

1 answer

166 views

Reference for a proof of cancellation property of braid monoids

asked Aug 16, 2017 at 7:50

1 vote

2 answers

259 views

A question about set of inversion

asked Sep 4, 2017 at 8:44

1 vote

1 answer

183 views

Is the action $T \times G \to G$ Poisson?

asked Dec 12, 2017 at 13:46

1 vote

1 answer

339 views

Type $C_n$ Weyl group contains in the centralizer of the longest word $w_0$ in $S_{2n}$

asked Oct 5, 2017 at 8:31

Stack Exchange Network

210 Questions

Irreducible representations of quantum affine algebras

Number of cluster variables

Is $T(V)$ a Yetter-Drinfeld module over $T(V^* \otimes V)$?

How to obtain the classical Yang-Baxter equation from a related equation

How to draw a quiver for a pseudoline arragement?

Tensor product of two Poisson modules

Mutation of valued quivers

Is $\mathcal{O}_q(GL_n(k))$ a Nichols algebra?

Reference request: compatibility conditions of four versions of Yetter-Drinfeld modules

Action is determined by a braiding

How to solve this system of equations? [closed]

Decompose $\Lambda^3(V \otimes W)$ [closed]

Questions about Sklyanin bracket

Low-dimensional classical r-matrices

References of an operator $T: V \otimes V \to V \otimes V$

Motivations of cross product

How to check that an ideal of $\mathbb{C}[GL_n]$ is a coideal or not?

Is the antipode anti-bracketed?

Integrable modules and comodules

How to write $\mathbb{C}[G/U_-]=\oplus_{\lambda} V_{\lambda}$ explicitly?

How to decompose an map $\phi: \mathbb{G}_m \to T$ as the product of a cocharacter $\phi'$ and a map $\phi'':\mathbb{G}_m \to T$?

Lie algebra action obtained from Lie group action [closed]

How to show that the structure constant on $\mathcal{G}^*$ is $C_{c}^{ab} = f_{cd}^b r^{ad} + f_{cd}^a r^{db}$?

$\tilde{e}_i$ action on $e^{(n)} u$

Decompose elements in $SL_2$ as a pair of elements in $SL_2^*$.

Question about a computation of $F_{\beta_3}$ related to canonical basis of $U_q(sl_3)$.

Reference for a proof of cancellation property of braid monoids

A question about set of inversion

Is the action $T \times G \to G$ Poisson?

Type $C_n$ Weyl group contains in the centralizer of the longest word $w_0$ in $S_{2n}$