Sets of vectors with many orthogonal paris:

Zoltán Füredi, Richard Stanley

Research output: Contribution to journalArticle

7 Citations (Scopus)


What is the most number of vectors in Rd such that any k+1 contain an orthogonal pair? The 24 positive roots of the root system F4 in R4 show that this number could exceed dk.

Original languageEnglish
Pages (from-to)391-394
Number of pages4
JournalGraphs and Combinatorics
Issue number4
Publication statusPublished - Dec 1 1992


ASJC Scopus subject areas

  • Theoretical Computer Science
  • Discrete Mathematics and Combinatorics

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