2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/157307Let $G$ be a finite nilpotent group, $χ$ and $ψ$ be irreducible complex characters of $G$ of prime degree. Assume that $χ(1)=p$. Then either the product $χψ$ is a multiple of an irreducible character or $χψ$ is the linear combination of at least $\frac{p+1}{2}$ distinct irreducible characters.8 pagesGroup Theory20c15text