Landman, Kerry A.; Fernando, Anthony E. - In: Physica A: Statistical Mechanics and its Applications 390 (2011) 21, pp. 3742-3753
by other agents. We derive a nonlinear diffusion equation for the average occupancy of the discrete agent-based model for …-neighbor sites, giving rise to a linear diffusion equation. Insight into the various terms in the nonlinear diffusion coefficient is …