J Carr, A Chmaj - Proceedings of the American Mathematical Society, 2004 - ams.org
We consider a nonlocal analogue of the Fisher-KPP equation\[u_t= J* u-u+ f (u),~ x\in R,~ f
(0)= f (1)= 0,~ f> 0~\textrm {on}~(0, 1),\] and its discrete counterpart ${\dot u} _n=(J* u) _n …