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arxiv: 1409.6168 · v1 · pith:BM6JWGJFnew · submitted 2014-09-22 · 🧮 math.PR

Continuity properties of a factor of Markov chains

classification 🧮 math.PR
keywords chainmarkovalphabetchainsconditionsconsidercontinuitycontinuous
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Starting from a Markov chain with a finite alphabet, we consider the chain obtained when all but one symbol are undistinguishable for the practitioner. We study necessary and sufficient conditions for this chain to have continuous transition probabilities with respect to the past.

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