All trees are six-cordial
<p>For any integer $k>0$, a tree $T$ is $k$-cordial if there exists a labeling of the vertices of $T$ by $\mathbb{Z}_k$, inducing edge-weights as the sum modulo $k$ of the labels on incident vertices to a given edge, which furthermore satisfies the following conditions: <br />\beg...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
Indonesian Combinatorial Society (InaCombS); Graph Theory and Applications (GTA) Research Centre; University of Newcastle, Australia; Institut Teknologi Bandung (ITB), Indonesia
2017-04-01
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Series: | Electronic Journal of Graph Theory and Applications |
Subjects: | |
Online Access: | https://www.ejgta.org/index.php/ejgta/article/view/231 |