Abstract
We present a rigorous criterion for stability of spiralling solitary structures in Hamiltonian systems incorporating the angular momentum integral and demonstrate its applicability to the spiralling of two mutually incoherent optical beams propagating in a photorefractive material.
- Received 10 March 2002
DOI:https://doi.org/10.1103/PhysRevE.66.055602
©2002 American Physical Society
