Koszulity of splitting algebras associated with cell complexes

Vladimir Retakh, Shirlei Serconek, Robert Lee Wilson

Research output: Contribution to journalArticlepeer-review

4 Scopus citations


We associate to a good cell decomposition of a manifold M a quadratic algebra and show that the Koszulity of the algebra implies a restriction on the Euler characteristic of M. For a two-dimensional manifold M the algebra is Koszul if and only if the Euler characteristic of M is two.

Original languageEnglish (US)
Pages (from-to)983-999
Number of pages17
JournalJournal of Algebra
Issue number4
StatePublished - Feb 15 2010

All Science Journal Classification (ASJC) codes

  • Algebra and Number Theory


  • Cell decompositions
  • Koszulity
  • Splitting algebras


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