On a question of Zhang

Dermot McCarthy, Yong Yang

Research output: Contribution to journalArticlepeer-review


When studying the conjugacy class version of the Huppert’s ρ-σ conjecture, Jiping Zhang raised a number theory question. In this article, we provide examples to show that the question raised by Zhang is not always true in general.

Original languageEnglish
Pages (from-to)5133-5134
Number of pages2
JournalCommunications in Algebra
Issue number12
StatePublished - Dec 2 2019


  • Huppert's ρ-σ conjecture
  • Prime divisors

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