Seven Bridges of Königsberg 1970-01-01
Sidorenko's conjecture 1970-01-01
Single-entry single-exit 1970-01-01
The Mathematics of Chip-Firing 1970-01-01
The Petersen Graph 1970-01-01
Ultragraph C*-algebra 1970-01-01
Vertex (graph theory) 1970-01-01
Vertex cover in hypergraphs 1970-01-01