On the behaviour of power series in the absence of Hadamard–Ostrowski gaps

Thomas Kalmes; Jürgen Müller; Markus Nieß

Comptes Rendus. Mathématique, Volume 351 (2013) no. 7 p. 255-259

Continuous functions with universally divergent Fourier series on small subsets of the circle

Jürgen Müller

Comptes Rendus. Mathématique, Volume 348 (2010) no. 21 p. 1155-1158