A path in an edge-colored graph is properly colored if no two consecutive edges receive the same color. In this survey, we gather results concerning notions of graph connectivity involving properly colored paths.
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Li, Xueliang and Magnant, Colton
"Properly colored notions of connectivity - a dynamic survey,"
Theory and Applications of Graphs: Vol. 0
, Article 2.
Available at: http://digitalcommons.georgiasouthern.edu/tag/vol0/iss1/2