In this paper we construct models obtained by suitably combining Brownian motions andtelegraphs in such a way that their transition functions satisfy higher-order parabolic or hyperbolicequations of different types. Equations with time-varying coefficients are also derived by considering processes endowed eitherwith drift or with suitable modifications of their structure. Finally the distribution of the maximum of the iterated Brownian motion (along with some otherproperties) is presented.
机构:
Univ Roma La Sapienza, Dipartimento Stat Probabilita & Stat Applicate, I-00185 Rome, ItalyUniv Roma La Sapienza, Dipartimento Stat Probabilita & Stat Applicate, I-00185 Rome, Italy
Cammarota, Valentina
Lachal, Aime
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机构:
Inst Natl Sci Appl, Inst Camille Jordan, CNRS, UMR5208, F-69621 Villeurbanne, FranceUniv Roma La Sapienza, Dipartimento Stat Probabilita & Stat Applicate, I-00185 Rome, Italy
Lachal, Aime
ELECTRONIC JOURNAL OF PROBABILITY,
2010,
15
: 895
-
931