KnowraPetersen graphLinked fromLinked fromThe 6 pages that link to Petersen graph, each with the reason it gives.All 6Broader topic 4Related 1Compared with 1Vertex-transitive graphBroader topic: Its automorphisms act transitively despite its nontrivial global structure.Vizing's theoremBroader topic: It is a standard class 2 example requiring four edge colors despite maximum degree three.Generalized Petersen graphBroader topic: It is the smallest and most famous member, GP(5,2).Lovász conjectureBroader topic: It satisfies the conjecture through Hamiltonian paths despite lacking a Hamiltonian cycle.