TY - JOUR AU - Berriochoa Esnaola, Elias Manuel Maria AU - Cachafeiro López, María Alicia AU - Garcia Amor, Jose Manuel AU - García Rábade, Héctor PY - 2022 SN - 03770427 UR - http://hdl.handle.net/11093/3497 AB - Along this study we find and deeply analyze a new Gibbs phenomenon. As far as we know, this type of behavior, in different contexts, is connected with functions having jump discontinuities. In our case it is related to the behavior of the... LA - eng PB - Journal of Computational and Applied Mathematics TI - The Gibbs–Wilbraham phenomenon in the approximation of | x | by using Lagrange interpolation on the Chebyshev–Lobatto nodal systems DO - 10.1016/j.cam.2022.114403 ER -