Continuity problem for singular BSDE with random terminal time

نویسندگان

چکیده

We study a class of nonlinear BSDEs with superlinear driver process f adapted to filtration F and over random time interval [[0, S]] where S is stopping F. The terminal condition $\xi$ allowed take the value +$\infty$, i.e., singular. Our goal show existence solutions BSDE in this setting. will do so by proving that minimal supersolution solution, attains values probability 1. consider three types values: 1) Markovian: form = g($\Xi$ S) $\Xi$ continuous Markovian diffusion hitting g deterministic function 2) conditions $\infty$ $\times$ 1 {$\tau$ $\le$S} 3) 2 >S} $\tau$ another time. For general we prove at provided left S. call solvable respect given if has concept solvability plays key role many arguments. Finally, discuss implications our results on solution elliptic PDE singular boundary conditions.

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ژورنال

عنوان ژورنال: ALEA-Latin American Journal of Probability and Mathematical Statistics

سال: 2022

ISSN: ['1980-0436']

DOI: https://doi.org/10.30757/alea.v19-49