Note on discrete gauge anomalies

Tom Banks, Michael Dine

Research output: Contribution to journalArticle

164 Scopus citations


We consider the problem of gauging discrete symmetries. All valid constraints on such symmetries can be understood in the low-energy theory in terms of instantons. We note that string perturbation theory often exhibits global discrete symmetries, which are broken nonperturbatively.

Original languageEnglish (US)
Pages (from-to)1424-1427
Number of pages4
JournalPhysical Review D
Issue number4
StatePublished - 1992

All Science Journal Classification (ASJC) codes

  • Physics and Astronomy (miscellaneous)

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