A few small changes have to be made to the proof of Lemma 3 in Section 30, pages 139–140, of Rev. Mat. Iberoam. 25 (2009), no. 1, 49–273.
Cite this article
Charles Fefferman, Bo'az Klartag, Erratum: Fitting a -smooth function to data II. Rev. Mat. Iberoam. 28 (2012), no. 4, p. 1193DOI 10.4171/RMI/709