Erratum to: A study of vorticity formation in high energy nuclear collisions F. Becattini, G. Inghirami, V. Rolando, A. Beraudo, L. Del Zanna, A. De Pace, M. Nardi, G. Pagliara and V. Chandra Eur. Phys. J. C, 78 5 (2018) 354 Published online: 03 May 2018 DOI: 10.1140/epjc/s10052-018-5810-4