EntityQ7302789· pop 5· linked from 17 articlesreconstruction conjectureSign in to savegraphs are uniquely determined by their subgraphsConnectionsgraph connectivity measureEntityplanar graphEntityglossary of graph theory termsEntityouterplanar graphEntityInternational Standard Book NumberEntitydigital object identifierEntitygraph theoryEntitygraphEntityJSTOREntityStanisław UlamEntityQ118398Entitycountable setEntitytreeEntitynodeEntitylist of unsolved problems in mathematicsEntitydegreeEntitycharacteristic polynomialEntityregular graphEntityspanning treeEntityhypergraphEntityCategoriesConjecturesUnsolved problems in graph theory