Characterization of Trees with Maximum Security.
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| Title: | Characterization of Trees with Maximum Security. |
|---|---|
| Authors: | Alochukwu, Alex1, Dossou-Olory, Audace2, Osaye, Fadekemi Janet3, Rakotonarivo, Valisoa R. M.4, Ravichandran, Shashank5, Selkirk, Sarah J.6, Wang, Hua7, Whitlatch, Hays8 |
| Source: | Discrete Mathematics & Theoretical Computer Science (DMTCS). 2026, Vol. 28 Issue 2, p1-19. 19p. |
| Subjects: | Tree graphs, Graph theory |
| Abstract: | The rank (also known as protection number or leaf-height) of a vertex in a rooted tree is the minimum distance between the vertex and any of its leaf descendants. We consider the sum of ranks over all vertices (known as the security) in proper binary trees, and produce a classification of families of proper binary trees for which the security is maximized. In addition, extremal results relating to the maximum rank among all vertices in families of trees are discussed. [ABSTRACT FROM AUTHOR] |
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| Database: | Engineering Source |
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