Abstract
We prove extension of classical convergence theorem of P. Lévy for martingales of random subsets of a metric space of negative curvature.
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Herer, W. Martingales of Random Subsets of a Metric Space of Negative Curvature. Set-Valued Analysis 5, 147–157 (1997). https://doi.org/10.1023/A:1008630912958
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DOI: https://doi.org/10.1023/A:1008630912958