Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCorrigendum and addendum to Appendix A of “Fractal geometry of the complement of Lagrange spectrum in Markov spectrum”.AuthorsJeffreys, Luke; Matheus, Carlos; Gustavo Moreira, Carlos; Rieutord, ClémentAbstractThis erratum corrects the statement and proof of Corollary A.4 of [Comment. Math. Helv. 95, 593–633 (2020)].SubjectsMARKOV spectrum; LAGRANGE spectrumPublicationCommentarii Mathematici Helvetici, 2023, Vol 98, Issue 2, p425ISSN0010-2571Publication typeArticleDOI10.4171/CMH/558