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A graph which is edge transitive but not arc transitive
Author(s) -
Holt D. F.
Publication year - 1981
Publication title -
journal of graph theory
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.164
H-Index - 54
eISSN - 1097-0118
pISSN - 0364-9024
DOI - 10.1002/jgt.3190050210
Subject(s) - combinatorics , mathematics , transitive relation , transitive reduction , graph , symmetric graph , comparability graph , automorphism , undirected graph , discrete mathematics , voltage graph , line graph
A graph having 27 vertices is described, whose automorphism group is transitive on vertices and undirected edges, but not on directed edges.