No signed graph with the nullity \(\eta(G,\sigma)=|V(G)|-2m(G)+2c(G)-1\) (Q2229516)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No signed graph with the nullity \(\eta(G,\sigma)=|V(G)|-2m(G)+2c(G)-1\) |
scientific article |
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No signed graph with the nullity \(\eta(G,\sigma)=|V(G)|-2m(G)+2c(G)-1\) (English)
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17 February 2021
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signed graph
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nullity
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matching number
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dimension of cycle space
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