Group inverses of matrices of directed trees

Autor: R. Nandi, K. C. Sivakumar
Rok vydání: 2022
Předmět:
Zdroj: The Electronic Journal of Linear Algebra. :617-631
ISSN: 1081-3810
DOI: 10.13001/ela.2022.7093
Popis: A new class of directed trees is introduced. A formula for the group inverse of the matrices associated with any tree belonging to this class is obtained. This answers affirmatively, a conjecture of Catral et al., for this new class.
Databáze: OpenAIRE