The term subgraph can refer to:
*The security-focused Linux-based Subgraph operating system, see
Subgraph (operating system)
Subgraph OS is a Linux distribution designed to be resistant to surveillance and interference by sophisticated adversaries over the Internet. It is based on Debian. The operating system has been mentioned by Edward Snowden as showing future poten ...
*Subgraph of a function, see
Hypograph (mathematics)
In mathematics, the hypograph or subgraph of a function f:\R^\rightarrow \R is the set of points lying on or below its graph.
A related definition is that of such a function's epigraph, which is the set of points on or above the function's grap ...
*In
graph theory, see
Glossary of graph theory#subgraph
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