TY  - JOUR 
AU  - Johnson, Charles R.
AU  - Marijuán, Carlos
AU  - Pisonero, Miriam
PY  - 2023
SN  - 2300-7451
UR  - https://uvadoc.uva.es/handle/10324/65404
AB  - A weakly diagonally dominant matrix may or may not be invertible. We characterize, in terms of combinatorial structure and sign pattern when such a matrix is invertible, which is the common case. Examples are given.
LA  - eng
PB  - De Gruyter
KW  - cycle lengths
KW  - invertibility
KW  - matrices of odd (even) type
KW  - (weak) diagonal dominance
TI  - Diagonal dominance and invertibility of matrices
DO  - https://doi.org/10.1515/spma-2022-0181
ER  -