order-zero graph

the unique graph having no vertices

en-US/ˈɑɹdɚ - ˈziɹoʊ ˈɡɹæf/
en-GB/ˈɔːdə - ˈzɪəɹəʊ ɡɹɑːf/

زمرے:

simple graphedgeless graphself-complementary graphcomplete graph