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JOURNALS // Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika // Archive

Izv. Vyssh. Uchebn. Zaved. Mat., 2020 Number 4, Pages 3–15 (Mi ivm9557)

On the geometry of similarly homogeneous $\mathbb{R}$-trees

P. D. Andreev, A. I. Bulygin

Northern (Arctic) Federal University named after M.V. Lomonosov, 17 Severnaya Dvina Emb., Arkhangelsk, 163002 Russia

Abstract: We study the geometry of the locally complete similarly homogeneous $\mathbb R$-trees. We prove the existence theorem for the class of vertical $\mathbb R$-trees which are not strongly vertical introduced earlier. The analogous method is applicable to other classes of locally complete similarly homogeneous $\mathbb R$-trees.

Keywords: similarly homogenous space, vertical $\mathbb R$-tree, saw-like function.

UDC: 514.774

Received: 25.03.2019
Revised: 25.03.2019
Accepted: 19.06.2019

DOI: 10.26907/0021-3446-2020-4-3-15


 English version:
Russian Mathematics (Izvestiya VUZ. Matematika), 2020, 64:4, 1–11

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© Steklov Math. Inst. of RAS, 2025