Normalized Lucas wavelets: an application to Lane–Emden and pantograph differential equations Rakesh Kumar, Reena Koundal, K. Srivastava and D. Baleanu Eur. Phys. J. Plus, 135 11 (2020) 881 Published online: 03 November 2020 DOI: 10.1140/epjp/s13360-020-00865-z