%0 Journal Article %A Moreno Frías, María Ángeles %A Rosales, José Carlos %T Perfect numerical semigroups with embedding dimension three %D 2020 %@ 0033-3883 %U http://hdl.handle.net/10498/24618 %X A numerical semigroup is perfect if it has no isolated gaps. In this paper, we will characterize the perfect numerical semigroups with embedding dimension three, and we show how to obtain them all. Also, we obtain formulas for each of the genus and the pseudo-Frobenius numbers of these semigroups. %~ Universidad de Cádiz