Geodesic
Estimates of the Number of Edges in Subgraphs of Johnson Graphs
Matematičeskie zametki, Tome 115 (2024) no. 2, pp. 266-275

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We consider special distance graphs and estimate the number of edges in their subgraphs. The estimates obtained improve some known results.
Keywords: distance graph, Johnson graph, Turan's theorem, number of edges of a subgraph. 
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     author = {E. A. Neustroeva and A. M. Raigorodskii},
     title = {Estimates of the {Number} of {Edges} in {Subgraphs} of {Johnson} {Graphs}},
     journal = {Matemati\v{c}eskie zametki},
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E. A. Neustroeva; A. M. Raigorodskii. Estimates of the Number of Edges in Subgraphs of Johnson Graphs. Matematičeskie zametki, Tome 115 (2024) no. 2, pp. 266-275. http://geodesic.mathdoc.fr/item/MZM_2024_115_2_a9/