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math.PR2004
Degrees of transience and recurrence and hierarchical random walks
D. A. Dawson, L. G. Gorostiza, A. Wakolbinger
The notion of degree and related notions concerning recurrence and transience for a class of L'evy processes on metric Abelian groups are studied. The case of random walks on a hie…
math.PR2000
Occupation Time Fluctuations in Branching Systems
Don Dawson, L. G. Gorostiza, A. Wakolbinger
We consider particle systems in locally compact Abelian groups with particles moving according to a process with symmetric stationary independent increments and undergoing one and…