Jake
  • Member for 7 years, 4 months
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5 answers
6 votes
3k views
2 bookmarks
What is an extragradient method?
1 answers
5 votes
168 views
3 bookmarks
How can the generators of subalgebra $\mathfrak g^{\sigma}$ of $\sigma$-stable elements be expressed through generators of Lie algebra $\mathfrak g$?
1 answers
4 votes
524 views
3 bookmarks
Reference for exercises with solutions for affine Lie algebras
2 answers
3 votes
575 views
2 bookmarks
How to find the multiplicity of weight in a Verma module?
1 answers
2 votes
171 views
1 bookmarks
How does an element $T\left(z\right)$ act on a $\mathcal{U}_{q}\left(\mathcal{L}\mathfrak{sl}_{2}\right)\left[\left[z\right]\right]$-module?
0 answers
2 votes
148 views
1 bookmarks
$l$-weights and $l$-character of finite-dimensional highest $l$-weight representation of $L\mathfrak{g}$
1 answers
2 votes
133 views
Is there any standard procedure to properly define a composite metric?
0 answers
1 votes
44 views
How to improve this argument for a restriction of the universal $R$-matrix to $U_{q}^{+}(\mathfrak{g})\otimes U_{q}^{0}(\mathfrak{g})$?
0 answers
1 votes
66 views
Reference for $q^{\eta\sum_{i}t_{\lambda_{i}}\otimes t_{\mu_{i}}}$ part of an expression for universal $R$-matrix of a quantum group algebra
0 answers
1 votes
58 views
Reference for using an algebra of meromorphic functions to extend a Lie algebra