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math.GN2025
On quasisymmetric mappings between ultrametric spaces
Evgeniy Petrov, Ruslan Salimov
In 1980 P. Tukia and J. Väisälä in seminal paper [P. Tukia and J. Väisälä, Quasisymmetric embeddings of metric spaces, Ann. Acad. Sci. Fenn., Ser. A I, Math. 5, 97--114 (1980)] ext…
math.GN2025★ 4 cited
On the uniqueness of continuation of a partially defined metric
Evgeniy Petrov
The problem of continuation of a partially defined metric can be efficiently studied using graph theory. Let be an undirected graph with the set of vertices and the…