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A Priddy-type Koszulness criterion for non-locally finite algebras

Tom 109 / 2007

Maurizio Brunetti, Adriana Ciampella Colloquium Mathematicum 109 (2007), 179-192 MSC: 16S37, 18G15, 55S10. DOI: 10.4064/cm109-2-2

Streszczenie

A celebrated result by S. Priddy states the Koszulness of any locally finite homogeneous PBW-algebra, i.e. a homogeneous graded algebra having a Poincaré–Birkhoff–Witt basis. We find sufficient conditions for a non-locally finite homogeneous PBW-algebra to be Koszul, which allows us to completely determine the cohomology of the universal Steenrod algebra at any prime.

Autorzy

  • Maurizio BrunettiDipartimento di Matematica e Applicazioni
    Università di Napoli “Federico II”
    Via Claudio 21
    I-80125 Napoli, Italy
    e-mail
  • Adriana CiampellaDipartimento di Matematica e Applicazioni
    Università di Napoli “Federico II”
    Via Claudio 21
    I-80125 Napoli, Italy
    e-mail

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