Finding critical independent sets and critical vertex subsets are polynomial problems
SIAM Journal on Discrete Mathematics
On Finding Critical Independent and Vertex Sets
SIAM Journal on Discrete Mathematics
Combinatorial optimization
On maximum clique problems in very large graphs
External memory algorithms
Computers and Intractability: A Guide to the Theory of NP-Completeness
Computers and Intractability: A Guide to the Theory of NP-Completeness
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A method that utilizes the polynomially solvable critical independent set problem for solving the maximum independent set problem on graphs with a nonempty critical independent set is developed. The effectiveness of the proposed approach on large graphs with large independence number is demonstrated through extensive numerical experiments.