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10 papers · 1 filter
On Integer Additive Set-Indexers of Graphs
N. K. Sudev, K. A. Germina
A set-indexer of a graph is an injective set-valued function such that the function defined by $f^{\op…
Weak Integer Additive Set-Indexers of Certain Graph Products
N K Sudev, K A Germina
An integer additive set-indexer is defined as an injective function such that the induced function defi…
On the Sparing Number of Certain Graph Structures
N K Sudev, K A Germina
An integer additive set-indexer is defined as an injective function such that the induced function defi…
Weak Integer Additive Set-Indexers of Certain Graph Operations
N K Sudev, K A Germina
An integer additive set-indexer is defined as an injective function such that the induced function defi…
A Characterisation of Weak Integer Additive Set-Indexers of Graphs
N K Sudev, K A Germina
An integer additive set-indexer is defined as an injective function such that the induced function defi…
On Weakly Uniform Integer Additive Set-Indexers of Graphs
K A. Germina, N K. Sudev
Acharya introduced the notion of set-valuations of graphs as a set analogue of the number valuations of graphs. Also we have the notion of set-indexers, integer additive set-indexe…