2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/843Contrary to some recent claims the `no torque inner boundary condition' as applied at the marginally stable orbit is correct for geometrically thin disks accreting into black holes.3 pages, latex, submitted on April 10, 2000 to The Astrophysical Journal LettersAstrophysicsThe Inner Boundary Condition for a Thin Disk Accreting Into a Black Holetext