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math.DS2004
A comment on the definition of relative pressure
Karl Petersen, Sujin Shin
We show that two natural definitions of the relative pressure function for a locally constant potential function and a factor map from a shift of finite type coincide almost everyw…
math.DS2002
Measures of maximal relative entropy
Karl Petersen, Anthony Quas, Sujin Shin
Given an irreducible subshift of finite type X, a subshift Y, a factor map π: X \to Y, and an ergodic invariant measure νon Y, there can exist more than one ergodic measure on X wh…