Title of article :
Perfect 0, ± 1 matrices Original Research Article
Author/Authors :
Michele Conforti، نويسنده , , Gérard Cornuéjols، نويسنده , , Carla De Francesco، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 1997
Abstract :
Perfect graphs and perfect 0, 1 matrices are well studied in the literature. Here we introduce perfect 0, ± 1 matrices. Our main result is a characterization of these matrices in terms of a family of perfect 0, 1 matrices.
Journal title :
Linear Algebra and its Applications
Journal title :
Linear Algebra and its Applications
