Abstract
We prove that two parameter smooth continuous martingales have ∞-modification and establish a Doob's inequality in terms of (p, r)-capacity for two parameter smooth martingales.
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Zongxia, L. Two parameter smooth martingales on the Wiener space. Acta Mathematica Sinica 13, 239–246 (1997). https://doi.org/10.1007/BF02559963
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DOI: https://doi.org/10.1007/BF02559963