The Nottingham Group for p = 2

In this paper I consider the Nottingham group over a finite field of characteristic 2. I obtain a number of results previously known only for Nottingham groups in odd characteristic. For example, I obtain information on the derived series and I prove that the Nottingham group is hereditarily just-in...

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Veröffentlicht in:Journal of algebra 2001-12, Vol.246 (1), p.55-69
1. Verfasser: Hegedűs, Pál
Format: Artikel
Sprache:eng
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Zusammenfassung:In this paper I consider the Nottingham group over a finite field of characteristic 2. I obtain a number of results previously known only for Nottingham groups in odd characteristic. For example, I obtain information on the derived series and I prove that the Nottingham group is hereditarily just-infinite as a pro-2 group. As a consequence, the Nottingham group over any finite field of characteristic 2 is not analytic over any pro-2 ring.
ISSN:0021-8693
1090-266X
DOI:10.1006/jabr.2001.8948