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math.NT2019
An improved bound in Wirsing's problem
Dzmitry Badziahin, Johannes Schleischitz
We improve the lower bound for the classical exponent of approximation connected to Wirsing's famous problem of approximation to real numbers by algebraic numbers…
math.NT2019★ 5 cited
On simultaneous rational approximation to a real number and its integral powers, II
Dmitry Badziahin, Yann Bugeaud
For a positive integer and a real number , let denote the supremum of the real numbers for which there are arbitrarily large positive integers such that $|…