Geodesic
On the Essential Dimension of Some Semi-Direct Products
Canadian mathematical bulletin, Tome 45 (2002) no. 3, pp. 422-427

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DOI

We give an upper bound on the essential dimension of the group $\mathbb{Z}/q\,\rtimes \,{{\left( \mathbb{Z}/q \right)}^{*}}$ over the rational numbers, when $q$ is a prime power.
DOI : 10.4153/CMB-2002-044-5
Mots-clés : 12F10 
Ledet, Arne. On the Essential Dimension of Some Semi-Direct Products. Canadian mathematical bulletin, Tome 45 (2002) no. 3, pp. 422-427. doi: 10.4153/CMB-2002-044-5
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     number = {3},
     doi = {10.4153/CMB-2002-044-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2002-044-5/}
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