| Título: | Positivity of Brownian Transition Densities |
| Autores: |
Barlow, Martin; University of British Columbia Bass, Richard F.; University of Washington Burdzy, Krzysztof; University of Washington |
| Fecha: | 1997-01-01 |
| Publicador: | Electronic communications in probability |
| Fuente: |
 |
| Tipo: |
Peer-reviewed Article |
| Tema: |
Mathematics Transition densities, Brownian motion, eigenvalue expansion, fine topology, regular points. 60J35 (60J65). |
| Descripción: | Let $B$ be a Borel subset of $R^d$ and let $p(t,x,y)$ be the transition densities of Brownian motion killed on leaving $B$. Fix $x$ and $y$ in $B$. If $p(t,x,y)$ is positive for one $t$, it is positive for every value of $t$. Some related results are given. |
| Idioma: | Inglés |
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