The term subgraph can refer to:
*The security-focused Linux-based Subgraph operating system, see
Subgraph (operating system)
*Subgraph of a function, see
Hypograph (mathematics)
*In
graph theory
In mathematics and computer science, graph theory is the study of ''graph (discrete mathematics), graphs'', which are mathematical structures used to model pairwise relations between objects. A graph in this context is made up of ''Vertex (graph ...
, see
Glossary of graph theory#subgraph
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