Connected graphs which are not mod sum graphs (Q1296995)
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scientific article; zbMATH DE number 1320597
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Connected graphs which are not mod sum graphs |
scientific article; zbMATH DE number 1320597 |
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Connected graphs which are not mod sum graphs (English)
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23 February 2000
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Proved are several lemmas and theorems, presenting some classes of graphs, which cannot be mod sum graphs. All the proofs are based on procedures of labelling vertices. Similar problems not solved yet are presented at the end of the article.
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mod sum graphs
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labelling
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