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SYMMETRY CLASSES OF TENSORS ASSOCIATED TO NONABELIAN GROUPS OF ORDER $pq
Necessary and sufficient conditions for the existence of an orthogonal $\ast$ -basis of symmetry classes of tensors associated to nonabelian groups of order $pq$ are provided by using vanishing sums of roots of unity.
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| Published in: | Bulletin of the Australian Mathematical Society 2016-08, Vol.94 (1), p.36-42 |
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| Main Author: | |
| Format: | Article |
| Language: | English |
| Online Access: | Get full text |
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| Summary: | Necessary and sufficient conditions for the existence of an orthogonal
$\ast$
-basis of symmetry classes of tensors associated to nonabelian groups of order
$pq$
are provided by using vanishing sums of roots of unity. |
|---|---|
| ISSN: | 0004-9727 1755-1633 |
| DOI: | 10.1017/S0004972716000046 |