The essential dimension of the normalizer of a maximal torus in the projective linear group
Algebraic Geometry
2017-02-22 v1
Abstract
Let p be a prime, k be a field of characteristic different from p containing a primitive p-th root of unity and N be the normalizer of the maximal torus in the projective linear group PGLn. We compute the exact value of the essential dimension ed(N;p) of N at p for every n.
Keywords
Cite
@article{arxiv.0809.1688,
title = {The essential dimension of the normalizer of a maximal torus in the projective linear group},
author = {Aurel Meyer and Zinovy Reichstein},
journal= {arXiv preprint arXiv:0809.1688},
year = {2017}
}
Comments
17 pages, 2 diagrams