Solitons in a Reaction-Diffusion System

Science  03 Aug 1979:
Vol. 205, Issue 4405, pp. 493-495
DOI: 10.1126/science.205.4405.493


Solitary waves in reaction-diffusion systems usually annihilate on collision. A nonlinear system of reaction-diffusion equations has been constructed which has solitons: solitary waves whose interaction in a collision results in the emergence of two solitary waves identical to the colliding waves.