= Extensions and generalizations of graphs
{wiki=Category:Extensions_and_generalizations_of_graphs}
In graph theory, extensions and generalizations of graphs refer to various constructs and modifications of standard graph representations, allowing for additional features or alternative interpretations. Here are some common concepts related to extensions and generalizations of graphs: \#\#\# Extensions of Graphs 1. **Subgraphs**: A subgraph is formed by a subset of the vertices and edges of a graph. It retains some or all of the connections present in the original graph.
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