Bitangents of non-smooth tropical quartics

Heejong Lee, Yoav Len

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)


We study bitangents of non-smooth tropical plane quartics. Our main result is that with appropriate multiplicities, every such curve has 7 equivalence classes of bitangent lines. Moreover, the multiplicity of bitangent lines varies continuously in families of tropical plane curves.
Original languageEnglish
Pages (from-to)67-78
JournalPortugaliae Mathematica
Issue number1
Publication statusPublished - 5 Jul 2018


  • Tropical geometry
  • Quartic curves
  • Bitangent lines
  • Jacobians
  • Moduli of curves


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