Strong characterizing sequences for subg
✍
András Biró
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Article
📅
2006
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Elsevier Science
🌐
English
⚖ 250 KB
In [A. Biró, V.T. Sós, Strong characterizing sequences in simultaneous Diophantine approximation, J. Number Theory 99 (2003) 405-414] we proved that if Γ is a subgroup of the torus R/Z generated by finitely many independent irrationals, then there is an infinite subset A ⊆ Z which characterizes Γ in