2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/51643We derive the mass shell condition for N coincident D0 branes in codimension two i.e. in space-time dimension three. Using this we present the action for this system in first order formalism. Our analysis is restricted to flat space-time.10 pages, Latex, modified and references addedHigh Energy Physics - Theorytext