Funding for this research was provided by:
Fondazione di Sardegna (Project 2017 ”Algorithms for Approximation with Applications [Acube]”)
Regione Autonoma della Sardegna (RASSR57257)
INdAM-GNCS (Project 2019 ”Discretizzazione di misure, approssimazione di operatori integrali ed applicazioni”)
Article History
Received: 31 January 2020
Accepted: 20 May 2020
First Online: 9 June 2020