2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/163471We find a Lax pair for the geometrically exact discrete Hamiltonian equations for the discrete elastic rod. This is paper III of a series.Corrected a display problem for several mathematical symbolsExactly Solvable and Integrable SystemsBiomoleculesA Lax Pair for the Dynamics of DNA Modeled as a Shearable and Extensible Elastic Rod: III. Discretizatioon of Arc Length and Timetext