Dawson, Donald A.; Vinogradov, Vladimir - In: Stochastic Processes and their Applications 51 (1994) 2, pp. 221-258
We obtain exact almost-sure estimates for the short-time propagation of the closed support of (2, d, [beta])-superprocesses. Upper estimates are derived by solving a certain singular non-linear evolution equation, whereas lower estimates are obtained by the use of the branching-particle-system...