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math.DS2019
Point-assigned distance-like functions on non-compact geodesic spaces
Xiaojun Cui, Liang Jin, Xifeng Su
On a complete, connected, locally compact, non-compact geodesic space , we assign each compact set a distance-like function. With the help of these functions, we obtain a ps…
math.DS2019
Discounted Gottschalk-Hedlund theorem
Xifeng Su, Philippe Thieullen
Ergodic optimization and discrete weak KAM theory are two parallel theories with several results in common. For instance, the Mather set is the locus of orbits which minimize the e…