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Simple random walk on supercritical causal maps

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RGMW06 - RGM follow up

We study the simple random walk on supercritical causal maps, obtained from a supercritical Galton-Watson tree by adding at each level a cycle joining neighbour vertices. In particular, we will prove that, if
the underlying tree has no leaf, the simple random walk has almost sure positive speed.




This talk is part of the Isaac Newton Institute Seminar Series series.

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