Strong characterizing sequences for subg
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AndrΓ‘s BirΓ³
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Article
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2006
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Elsevier Science
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English
β 250 KB
In [A. BirΓ³, V.T. SΓ³s, Strong characterizing sequences in simultaneous Diophantine approximation, J. Number Theory 99 (2003) 405-414] we proved that if Ξ is a subgroup of the torus R/Z generated by finitely many independent irrationals, then there is an infinite subset A β Z which characterizes Ξ in