tree trunk
vertex
sparsifier
curve
superconcentrator
connected graph
dominating set
biadjacency
diagonal
flow network
outerplanar
hole
reachability
arboricity
graphette
king
endocortex
bidirected
sparkline
utility graph
path length
supervertex
wedge of circles
digirth
bouquet of circles
complete bipartite graph
strongly connected component
dual graph
extractor
Bethe lattice
Steiner point
cubic graph
disperser
factor graph
unitree
hypergraph
rose
subdigraph
subdrawing
subline
hypernode
cycle chord
ultragraph
protograph
cluster state
nonblocker
degree sequence
adjacency list
covering number
Cayley's formula