Subadditivity of Kodaira dimension does not hold in positive characteristic

Research output: Contribution to journalArticlepeer-review

Abstract

Over any algebraically closed field of positive characteristic, we construct examples of fibrations violating subadditivity of Kodaira dimension.

Original languageEnglish (US)
Pages (from-to)465-481
Number of pages17
JournalCommentarii Mathematici Helvetici
Volume96
Issue number3
DOIs
StatePublished - 2021

All Science Journal Classification (ASJC) codes

  • Mathematics(all)

Keywords

  • Fibration
  • Iitaka's conjecture
  • Kodaira dimension
  • Positive characteristic

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