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Bulletin of the American Mathematical Society

The Bulletin publishes expository articles on contemporary mathematical research, written in a way that gives insight to mathematicians who may not be experts in the particular topic. The Bulletin also publishes reviews of selected books in mathematics and short articles in the Mathematical Perspectives section, both by invitation only.

ISSN 1088-9485 (online) ISSN 0273-0979 (print)

The 2020 MCQ for Bulletin of the American Mathematical Society is 0.84.

What is MCQ? The Mathematical Citation Quotient (MCQ) measures journal impact by looking at citations over a five-year period. Subscribers to MathSciNet may click through for more detailed information.

 

On relative class numbers of certain quadratic extensions
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by Jih-Min Shyr PDF
Bull. Amer. Math. Soc. 81 (1975), 500-502
References
    1. E. Hecke, Bestimmung der Klassenzahl einer neuen Reihe von algebraischen Zahlköpern, Göttingen Nachr. 1921, 1-23.
  • Takashi Ono, Sur une propriété arithmétique des groupes algébriques commutatifs, Bull. Soc. Math. France 85 (1957), 307–323 (French). MR 94362
  • 3. J. Shyr, Class number formulas of algebraic tori with applications to relative class numbers of certain relative quadratic extensions of algebraic number fields, Ph. D. Thesis, Johns Hopkins University, 1974. 4. A. Weil, Adeles and algebraic groups, Lecture notes, Princeton.
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Additional Information
  • Journal: Bull. Amer. Math. Soc. 81 (1975), 500-502
  • MSC (1970): Primary 12A50, 20G30
  • DOI: https://doi.org/10.1090/S0002-9904-1975-13797-9
  • MathSciNet review: 0369320