On the set covering polytope. II: Lifting the facets with coefficients in \(\{\) 0,1,2\(\}\)
[For part I see the authors, ibid. A 43, No.1, 57-69 (1989; Zbl 0674.90079.] The class of facets of the set covering polytope defined by inequalities with coefficients from \(\{\) 0,1,2\(\}\) is characterized by the theory of facet lifting. A lot of examples are given.
scientific article; zbMATH DE number 4133834