2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/84057Numerical simulations indicate that there exist conformations of the unknot, tied on a finite piece of rope, entangled in such a manner, that they cannot be disentangled to the torus conformation without cutting the rope. The simplest example of such a gordian unknot is presented.6 pages, 3 figuresComputational PhysicsClassical Physicstext