MathDB
2-connected infinite graph has infinite trail

Source: KoMaL A. 866

January 13, 2024
combinatoricsgraph theory

Problem Statement

Is it true that in any 22-connected graph with a countably infinite number of vertices it's always possible to find a trail that is infinite in one direction?
Submitted by Balázs Bursics and Anett Kocsis, Budapest