中文

量子函数代数作为量子包络代数

q-alg 2017-05-11 v3 量子代数

摘要

受[Ga]中结果的启发,我们定位了Fq[SL(n+1)]F_q[SL(n+1)]的两个k[q,q1]k[q,q^{-1}]-整数形式,并给出了生成元和关系的表示,证明了当q=1q=1时它们特化为U(h)U({\mathfrak{h}}),其中h{\mathfrak{h}}SL(n+1)SL(n+1)的对偶Poisson李群HH的李双代数;此外,我们解释了与[loc. cit.]的关系。鉴于此,我们证明了Fq[SL(n+1)]F_q[SL(n+1)]的两个类PBW定理,两者都与U(h)U({\mathfrak{h}})的经典PBW定理相关。

关键词

引用

@article{arxiv.q-alg/9701010,
  title  = {Quantum function algebras as quantum enveloping algebras},
  author = {Fabio Gavarini},
  journal= {arXiv preprint arXiv:q-alg/9701010},
  year   = {2017}
}

备注

27 pages, AMS-TeX C, Version 3.0 - Author's file of the final version, as it appears in the journal printed version, BUT for a formula in Subsec. 3.5 and one in Subsec. 5.2 - six lines after (5.1) - that in this very pre(post)print have been corrected