Lefschetz classes on projective varieties

June Huh, Botong Wang

Research output: Contribution to journalArticlepeer-review

1 Scopus citations


The Lefschetz algebra L (X) of a smooth complex projective variety X is the subalgebra of the cohomology algebra of X generated by divisor classes. We construct smooth complex projective varieties whose Lefschetz algebras do not satisfy analogues of the hard Lefschetz theorem and Poincaré duality.

Original languageEnglish (US)
Pages (from-to)4629-4637
Number of pages9
JournalProceedings of the American Mathematical Society
Issue number11
StatePublished - 2017

All Science Journal Classification (ASJC) codes

  • General Mathematics
  • Applied Mathematics


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