On the basis of the Bruhat decomposition, the subgroups generated by pairs of unipotent short root subgroups in Chevalley groups of type B, C, and F4 over an arbitrary field are described. Moreover, the orbits of a Chevalley group acting by conjugation on such pairs are classified.

Original languageEnglish
Pages (from-to)1051-1077
Number of pages27
JournalSt. Petersburg Mathematical Journal
Volume16
Issue number6
DOIs
StatePublished - 1 Jan 2005

    Scopus subject areas

  • Analysis
  • Algebra and Number Theory
  • Applied Mathematics

    Research areas

  • Bruhat decomposition, Chevalley group, Unipotent short root subgroups

ID: 36692166