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Comportement des temps d’atteinte d’une diffusion fortement rentrante

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Séminaire de Probabilités XXXI

Part of the book series: Lecture Notes in Mathematics ((SEMPROBAB,volume 1655))

Résumé

Soit γ ∈ ℝ et (X yt ; t≥0) la solution de l’EDS unidimensionelle: X yt =y+B t−1/2 ∫ t0 u(X ys )ds où la dérive—u est “fortement rentrante” (cf. H 1 et H 2 ci-dessous). Nous étudions le comportement asymptotique de E(exp αT y x ), lorsque y»∞ avec α≥0, yx≥0 et T y x =inf{t≥0; X y t =x}.

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Références

  • [GNRS] V. Giorno, A. G. Nobile, L. M. Ricciardi, L. Sacerdote. Some remarks on the Rayleigh process, J. Appl. Prob. 23, 398–408 (1986).

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Jacques Azéma Marc Yor Michel Emery

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© 1997 Springer-Verlag Berlin Heidelberg

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Deaconu, M., Wantz, S. (1997). Comportement des temps d’atteinte d’une diffusion fortement rentrante. In: Azéma, J., Yor, M., Emery, M. (eds) Séminaire de Probabilités XXXI. Lecture Notes in Mathematics, vol 1655. Springer, Berlin, Heidelberg. https://doi.org/10.1007/BFb0119301

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  • DOI: https://doi.org/10.1007/BFb0119301

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  • Publisher Name: Springer, Berlin, Heidelberg

  • Print ISBN: 978-3-540-62634-3

  • Online ISBN: 978-3-540-68352-0

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