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Results tagged with reference-request
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user 82343
This tag is used if a reference is needed in a paper or textbook on a specific result.
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Expansion in strongly regular graphs
Have you seen the following statement proven anywhere?
Let $G$ be a strongly regular graph with parameters $(n,k,\lambda,\mu)$ with $\lambda,\mu>0$. Then there is no set $A$ of at least $n/4$ vertice …
- 93
0
votes
Matching with probabilistic edges
Linearity of expectation might be helpful here.
Pick any pairing of vertices, the probability that all of these edges exist is $p^{n}$. So the expected number of matchings must be $n!p^{n}\simeq (\f …
- 93