Quasi-stationary behavior of the stochastic FKPP equation on the circle

Wai-Tong Louis Fan, Oliver Tough

We consider the stochastic Fisher-Kolmogorov-Petrovsky-Piscunov (FKPP) equation on the circle $\mathbb{S}$, \begin{equation*} \partial_t u(t,x) \,= \fracα{2}Δu +β\,u(1-u) + \sqrt{γ…