Imaginary Verma modules for the twisted affine Nappi-Witten Lie algebra (H)over-tilde4[σ]

被引:0
|
作者
Chen, Xue [1 ]
机构
[1] Xiamen Univ Technol, Sch Appl Math, Xiamen 361024, Peoples R China
关键词
Twisted affine Nappi-Witten Lie algebra; Imaginary Verma modules; Imaginary vacuum vectors;
D O I
10.14492/hokmj/2019-169
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
An irreducible criterion of the imaginary Verma modules for the twisted affine Nappi-Witten Lie algebra (H) over tilde (4)[sigma] is determined. For a (reducible) imaginary Verma module, explicit characterizations of the maximal submodule, imaginary vacuum vectors, and the composition structure are also given.
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页码:327 / 344
页数:18
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