Four lines in space

Research output: Contribution to journalArticleResearchpeer-review

Abstract

We introduce an invariant of sets of four lines in three-dimensional projective space which classifies these sets up to linear equivalence, and we relate this invariant to the representation theory of the infinite dihedral group. © 2008 Birkhäuser Verlag Basel/Switzerland.
Original languageEnglish
Pages (from-to)1-16
JournalJournal of Geometry
Volume92
Issue number1-2
DOIs
Publication statusPublished - 1 Mar 2009

Keywords

  • Four subspace problem
  • Invariants
  • Pairs of involutions
  • Representations

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