Timeline for Polynomial growth of random walks: critical values?
Current License: CC BY-SA 3.0
4 events
| when toggle format | what | by | license | comment | |
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| Jun 16, 2018 at 9:58 | comment | added | Mateusz Kwaśnicki | For stable processes $S_t$ (at least in continuous time), I suppose self-similarity helps: $Z_t = t^{-1/p} S_t$ is a self-similar Markov process, and the question is whether it stays away from zero or not. This seems to be a well-studied problem. Kyprianou's three papers on "Deep factorisation of the stable process" seem to be a good entry point into related literature. | |
| May 1, 2018 at 14:14 | comment | added | Goulifet | lim inf! The lim sup is treated in the paper of Pruitt (as an easy consequence of the study with $M_N$). | |
| May 1, 2018 at 13:50 | comment | added | Mikael de la Salle | $\liminf$ or $\limsup$? | |
| May 1, 2018 at 9:48 | history | asked | Goulifet | CC BY-SA 3.0 |