EntityQ594001· pop 10· linked from 21 articlesedge coverSign in to savea set of edges that touches every vertex of a graphConnectionsset cover problemEntitycomputer scienceEntityInternational Standard Book NumberEntitygraph theoryEntitygraphEntitylinear programmingEntityMathWorldEntitynodeEntitytime complexityEntityEric W. WeissteinEntityNP-hardEntityindependent setEntitymatchingEntitycomplete bipartite graphEntityoptimization problemEntityglossary of graph theory termsEntityvertex coverEntityDavid S. JohnsonEntitybin packing problemEntitypacking problemEntityCategoriesComputational problems in graph theoryCovering problemsPolynomial-time problems