Wright-Fisher stochastic heat equations with irregular drifts

Clayton Barnes, Leonid Mytnik, Zhenyao Sun

Consider the $[0,1]$-valued continuous random field solution $(u_t(x){)}_{t\ge 0,x\in \mathbb{R}}$ to the one-dimensional stochastic heat equation \[ \partial_t u_t = \frac{1}{2}Δu…