Hostname: page-component-848d4c4894-wg55d Total loading time: 0 Render date: 2024-06-08T12:55:02.383Z Has data issue: false hasContentIssue false

On the generators of S-unit groups in algebraic number fields

Published online by Cambridge University Press:  17 April 2009

B. Brindza
Affiliation:
Mathematics Institute Kossuth Lájos University, H - 4010 Debrecen Pf. 12, Hungary
Rights & Permissions [Opens in a new window]

Abstract

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.

Given a finitely generated multiplicative subgroup Us in a number field, we employ a simple argument from the geometry of numbers and an inequality on multiplicative dependence in number fields to obtain a minimal set of generators consisting of elements of relatively small height.

Type
Research Article
Copyright
Copyright © Australian Mathematical Society 1991

References

[1]Cassels, J.W.S., An introduction to diophantine approximation: Cambridge Tracts in Mathematics and Mathematical Physics 45 (Cambridge University Press, Cambridge, 1965).Google Scholar
[2]Dobrowolski, E., ‘On a question of Lehmer and the number of irreducible factors of a polynomial’, Acta Arith. 34, 391401.CrossRefGoogle Scholar
[3]Evertse, J.-H. and Györy, , ‘Thue-Mahler equations with a small number of solutions’, J. für Math. 392 (1989), 121.Google Scholar
[4]Györy, K., ‘On the solutions of linear diophantine equations in algebraic integers of bounded norm’, Ann. Univ. Sci. Budapest, Eötvös Sect. Math. 22/23, 225233.Google Scholar
[5]Loxton, J.H. and van der Poorten, A.J., ‘Multiplicative dependence in number fields’, Acta Arith. 42 (1983), 291302.CrossRefGoogle Scholar
[6]Shorey, T.N. and Tijdeman, R., Exponential diophantine equations: Cambridge Tracts in Mathematics 87 (Cambridge University Press, Cambridge, 1986).CrossRefGoogle Scholar