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Subgraph isomorphism problem



         


In complexity theory, Subgraph-Isomorphism is a decision problem that is known to be NP-complete. The formal description of the decision problem is as follows.

Subgraph-Isomorphism(G1, G2)
Input: Two graphs G1 and G2.
Question: Is G1 isomorphic to a subgraph of G2?





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