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Dividing Graceful Labeling of Certain Tree Graphs

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A tree is a connected acyclic graph on n vertices and m edges. graceful  labeling of a tree  defined as a simple undirected graph G(V,E) with order n and size m,  if there exist an injective mapping  that induces a bijective mapping  defined by   for each      and . In this paper we introduce a new type of graceful labeling denoted dividing graceful then discuss this type of certain tree graphs .
Title: Dividing Graceful Labeling of Certain Tree Graphs
Description:
A tree is a connected acyclic graph on n vertices and m edges.
graceful  labeling of a tree  defined as a simple undirected graph G(V,E) with order n and size m,  if there exist an injective mapping  that induces a bijective mapping  defined by   for each      and .
In this paper we introduce a new type of graceful labeling denoted dividing graceful then discuss this type of certain tree graphs .

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