2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/75206We cosider the number of r-tuples of squarefree numbers in a short interval. We prove that it cannot be much bigger than the expected value and we also estabish an asymptotic formula if the interval is not very short.13 pagesNumber Theory11N25, 11N36, 11N37text