2022/10/25 by de la Bretèche, Régis, Tenenbaum, Gérald · 1 citation#1165 #11N37 #FOS: Mathematics #Number Theory (math.NT)
paper · doi:10.48550/arxiv.2210.13897
For integer n\geqslant 1 and real u, let Δ(n,u):=|\d:d| n, \rm eu