Hostname: page-component-78c5997874-94fs2 Total loading time: 0 Render date: 2024-11-03T08:51:03.686Z Has data issue: false hasContentIssue false

On the Field of Rationality for an Abelian Variety

Published online by Cambridge University Press:  22 January 2016

Goro Shimura*
Affiliation:
Princeton University
Rights & Permissions [Opens in a new window]

Extract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

The purpose of this paper is to prove the following two facts:

  • I Every generic polarized abelian variety of odd dimension has a model rational over its field of moduli.

  • II No generic principally polarized abelian variety of even dimension has a model rational over its field of moduli.

Type
Research Article
Copyright
Copyright © Editorial Board of Nagoya Mathematical Journal 1972

References

[1] Shimura, G., On the theory of automorphic functions, Ann. of Math., 70 (1959), 101144.CrossRefGoogle Scholar
[2] Shimura, G., On the field of definition for a field of automorphic functions: I, II, Ann. of Math., 80 (1964), 160189, 81 (1965), 124165.CrossRefGoogle Scholar
[3] Shimura, G., Moduli and fibre systems of abelian varieties, Ann. of Math., 83 (1966), 294338.CrossRefGoogle Scholar
[4] Shimura, G., Algebraic number fields and symplectic discontinuous groups, Ann. of Math. 86 (1967), 503592.Google Scholar
[5] Shimura, G., On the zeta-function of an abelian variety with complex multiplication, to appear.Google Scholar
[6] Shimura, G. and Taniyama, Y., Complex multiplication of abelian varieties and its applications to number theory, Publ. Math. Soc. Japan, No. 6, 1961.Google Scholar
[7] Weil, A., Variétés abéliennes et courbes algébriques, Hermann, Paris, 1948.Google Scholar
[8] Weil, A., The field of definition of a variety, Amer. J. Math., 78 (1956), 509524.Google Scholar