2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/143620We establish the upper bound in the multiplicity conjecture of Herzog, Huneke and Srinivasan for the codimension three almost complete intersections. We also give some partial results in the case where I is the aci linked to a complete intersection in one step.Commutative Algebra13text