A Rigidity theorem for parabolic 2-Hessian equations

Yan He, Cen Pan, Ni Xiang

In this paper, we consider the entire solutions to the parabolic $2$-Hessian equations of the form $-u_t{\sigma }_2(D^{2}u)=1$ in ${\mathbb{R}}^n\times (-\infty ,0]$. We prove some rigidity th…