EntityQ3115592· pop 5· linked from 37 articlesmedian graphSign in to savegraph with a unique median for each three verticesConnectionsphylogenetic treeEntitylatticeEntitymathematicsEntityInternational Standard Book NumberEntityspeciesEntitypublic electionEntitydigital object identifierEntityDonald KnuthEntitygraph theoryEntityphylogeneticsEntitycommutative propertyEntityQ180686EntityassociativityEntitymedianEntitygraphEntityJSTOROrganizationEuclidean spaceEntitybibcodeEntitydistributive propertyEntityQ229883EntityCategoriesBipartite graphsGraph familiesLattice theoryPhylogeneticsSocial choice theory