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hyperoctahedral_series [2020/01/27 07:41] amang [Basic Properties] |
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- | The quantum groups of the hyperoctahedral series are [[group-theoretical hyperoctahedral orthogonal easy quantum groups]] and can therefore be written as semi-direct products with their diagonal subgroups [(:ref:RaWe15)]: $$C(H_N^{(s)})\cong C^\ast\langle \{a_i\}_{i=1}^n \,\vert\, \forall_{i,j=1}^n: a_i^2=1,\, (a_ia_j)^s=1,\,\forall_{i,j,k=1}^n: a_i a_k a_j=a_j a_k a_i \rangle\bowtie C(S_N)$$ | + | The quantum groups of the hyperoctahedral series are [[group-theoretical_hyperoctahedral_easy_orthogonal_quantum_groups|group-theoretical hyperoctahedral orthogonal easy quantum groups]] and can therefore be written as semi-direct products with their diagonal subgroups [(:ref:RaWe15)]: $$C(H_N^{(s)})\cong C^\ast\langle \{a_i\}_{i=1}^n \,\vert\, \forall_{i,j=1}^n: a_i^2=1,\, (a_ia_j)^s=1,\,\forall_{i,j,k=1}^n: a_i a_k a_j=a_j a_k a_i \rangle\bowtie C(S_N)$$ |
for all $s,N\in \N$ with $s\geq 3$, where $C(S_N)$ denotes the continuous function over the symmetric group of dimension $N$ (considered as the subgroup of $\mathrm{GL}(\C,N)$ given by all [[wp>permutation matrices]]). | for all $s,N\in \N$ with $s\geq 3$, where $C(S_N)$ denotes the continuous function over the symmetric group of dimension $N$ (considered as the subgroup of $\mathrm{GL}(\C,N)$ given by all [[wp>permutation matrices]]). | ||
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archivePrefix: arXiv | archivePrefix: arXiv | ||
eprint :0906.3890v1 | eprint :0906.3890v1 | ||
+ | )] | ||
+ | |||
+ | [( :ref:RaWe15 >> | ||
+ | author: Raum, Sven and Weber, Moritz | ||
+ | title: Easy quantum groups and quantum subgroups of a semi-direct product quantum group | ||
+ | year: 2015 | ||
+ | journal: Journal of Noncommutative Geometry | ||
+ | volume: 9 | ||
+ | issue: 4 | ||
+ | pages: 1261--1293 | ||
+ | url: https://doi.org/10.4171/JNCG/223 | ||
+ | archivePrefix: arXiv | ||
+ | eprint :1311.7630v2 | ||
+ | )] | ||
+ | |||
+ | [( :ref:RaWe14 >> | ||
+ | author: Raum, Sven and Weber, Moritz | ||
+ | title: The combinatorics of an algebraic class of easy quantum groups | ||
+ | year: 2014 | ||
+ | journal: Infinite Dimensional Analysis, Quantum Probability and related topics | ||
+ | volume: 17 | ||
+ | issue: 3 | ||
+ | url: https://doi.org/10.1142/S0219025714500167 | ||
+ | archivePrefix: arXiv | ||
+ | eprint :1312.1497v1 | ||
)] | )] |