TY - JOUR AU - Zhang, Cheng-Yi AU - Luo, Shuanghua AU - Xu, Chengxian AU - Jiang, Hongying TI - Schur complements of generally diagonally dominant matrices and a criterion for irreducibility of matrices JO - The electronic journal of linear algebra PY - 2009 SP - 69 EP - 87 VL - 18 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ELA_2009__18__a51/ LA - en ID - ELA_2009__18__a51 ER -