LMAM,School;
of;
Mathematical;
Sciences,Peking;
University,Beijing;
100871,China;
LMAM,School;
of;
Mathematical;
Sciences,Peking;
University,Beijing;
100871,China;
super-Brownian; motion,nonlinear; differential; equation,minimal; positive; solutions,maximal; positive; solutions,S-polar; sets.;