2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/63083In this paper we prove that if $Λ\in M_p(\mathbb R^N)$ and has compact support then $Λ$ is a weak summability kernel for $1<p<\infty$, where $M_p(\mathbb R^N)$ is the space of multipliers of $L^p(\mathbb R^N)$.Functional Analysis46E30, 42B15text