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1 paper

math.PR2026

Compact Support Property of Super-Brownian Motion with Irregular Drift

Leonid Mytnik, Johanna Weinberger

We study the one-dimensional stochastic partial differential equation \[ d_t X_t(x)=\frac{1}{2}ΔX_t(x) +b_1\unicode{x1D7D9}_{\{X_t(x)>0\}} +\sqrt{X_t(x)}\dot W(t,x), \] where $b_1>…