References
J. W. S. Cassels,An Introduction to Diophantine Approximation, Cambridge University Press, 1957.
I. N. Stewart and D. O. Tall,Algebraic Number Theory, Chapman and Hall (London, 1979).
I. Joó, On Riesz bases,Annales Univ. Sci. Budapest., Sectio Math.,31 (1988), 141–153.
P. Erdős and I. Joó, On the expansion\(1 = \sum {q^{ - n_i } } \),Per. Math. Hung.,23 (1991).
P. Erdős, M. Joó and I. Joó, On a problem of Tamás Varga (to appear).
J. Dufresnoy, C. Pisot, Sur un ensemble fermé d'entiers algébriques,Ann. Sci. Éc. Norm. Sup. Paris,70 (1953), 105–134.
I. Joó and M. Joó, On an arithmetical property of √2,Publ. Math. Debrecen,37 (1990).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Bogmér, A., Horváth, M. & Sövegjártó, A. On some problems of I. Joó. Acta Math Hung 58, 153–155 (1991). https://doi.org/10.1007/BF01903557
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF01903557