A Novel Description on Vague Graph with Application in Transportation Systems

Table 1

Some basic notations.

Notation	Meaning
FG	Fuzzy graph
VS	Vague set
VG	Vague graph
AS	Adjacency sequence
FS	Fundamental sequence
RVG	Regular vague graph
CG	Crisp graph
OND	Open neighborhood degree
CND	Closed neighborhood degree
TMV	True membership value
FMV	False membership value
FFS	First fundamental sequence
SFS	Second fundamental sequence
VLG	Vague line graph
CVG	Connected vague graph
RG	Regular graph
MV	Membership value
VEN	Vague end node
VD	Vague detour