Eulerian orientations on connected countably infinite graph
33373
Balanced orientation of infinite graphs
35571
Euler Rotations in Ordinary Space
23451
The new introduced EulerMatrix problem
31340
Concurrent lines proof for a regular 18-gon
59203
isomorphic planar graph with its complement
100437
Classification of connected subsets of the real line (up to homeomorphism)
147275
Finding a Eulerian Tour
135256
The fiber of a covering space over a connected space has constant cardinality
23414
Topologist's Sine Curve: A rigorous proof of why $\overline{S} = S \cup V$
124666
Hamiltonian and non-Hamiltonian connected graph using the same degree sequence
83872
Isomorphisms for graphs with loops and multiple edges
79922
Orientation reversing diffeomorphism
33822
Is there a monoid structure on the set of paths of a graph?
117479
Mutual set of representatives for left and right cosets: what about infinite groups?
157939
prove that a graph is one-ended
89264
Connectedness in the Quotient Space
119304
Latin Square and Graph Theory