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Undergraduate
By
Shiva Kintali
on June 7, 2012 | Updated Dec. 6, 2017
Caterpillars are Graceful
Graceful Labeling : Label the vertices of a simple undirected graph \(G(V,E)\) (where \(|V| = n\) and \(|E| = m\)) with integers from \(0\) to \(m\). Now label each edge with the absolute difference o…
Mathematics
Graph Theory
graph labeling
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Undergraduate
By
Shiva Kintali
on June 26, 2012 | Updated Dec. 6, 2017
Complete balanced binary trees are graceful
Label the vertices of a tree (with \(n\) vertices) with integers from \(1\) to \(n\). Now label each edge with the absolute difference of the labels of its incident vertices. The labeling is said to b…
Mathematics
Graph Theory
graph labeling
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