EntityQ1192971· pop 21· linked from 317 articlesnetwork theorySign in to savestudy of graphs as a representation of relations between discrete objectsConnectionssearch engineEntitysocial networkEntityspamdexingEntityglossary of graph theory termsEntityadjacency listEntityscale-free networkEntitysmall-world networkEntitycentralityEntitymathematicsEntitybiologyEntityInternetEntitypsychologyEntityeconomicsEntitylinguisticsEntityecologyEntityGoogleOrganizationstatisticsEntitysociologyEntitycomputer scienceEntityLeonhard EulerEntityCategoriesGraph theoryNetworksNetwork theory