Formality of chain operad of little discs

Dmitry E. Tamarkin*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

63 Scopus citations


We prove that the chain operad of little disks is formal in characteristic zero, and discuss briefly the relation with Kontsevich formality in deformation quantization.

Original languageEnglish (US)
Pages (from-to)65-72
Number of pages8
JournalLetters in Mathematical Physics
Issue number1-2
StatePublished - 2003


  • Braid group
  • Category
  • Formality
  • Little disks operad
  • Nerve
  • Quasi-isomorphism

ASJC Scopus subject areas

  • Statistical and Nonlinear Physics
  • Mathematical Physics


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