p-typical dynamical systems and formal groups

Hua Chieh Li*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)


By using the idea of logarithm, we give an effective method to decide whether a stable series is an endomorphism of a formal group or not. We also give examples that contradict Lubin's conjecture.

Original languageEnglish
Pages (from-to)75-88
Number of pages14
JournalCompositio Mathematica
Issue number1
Publication statusPublished - 2002


  • Logarithm
  • Stable series
  • p-typical dynamical systems
  • p-typical formal groups

ASJC Scopus subject areas

  • Algebra and Number Theory


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