2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/162026Exact (to all orders in Knudsen number) equations of linear hydrodynamics are derived from the Boltzmann kinetic equation with the Bhatnagar-Gross-Krook collision integral. The exact hydrodynamic equations are cast in a form which allows us to immediately prove their hyperbolicity, stability, and existence of an H-theorem.4 pages, 3 figuresStatistical Mechanicstext