The vertex-cover problem: Revision history

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    10 October 2022

    • curprev 11:0111:01, 10 October 2022Admin talk contribs 1,873 bytes +1,873 Created page with "== Problem Description== Given a universe U of n elements, a collection of subsets of U say S = {S1, S2…,Sm} where every subset Si has an associated cost. Find a minimum cost subcollection of S that covers all elements of U. It was one of Karp’s NP-complete problems, shown to be so in 1972. Other applications: edge covering, vertex cover Interesting example: IBM finds computer viruses (wikipedia) Elements- 5000 known viruses Sets- 9000 substrings of 20 or more conse..."