The inverse along a product and its applications
Huihui Zhu, Pedro Henrique de Bitencourt Patricio, Jianlong Chen, Yulin Zhang · Linear and Multilinear Algebra · 2015
In this paper, we study the recently defined notion of the inverse along an element. An existence criterion for the inverse along a product is given in a ring. As applications, we present the equivalent conditions for the existence and expressions of the inverse along a matrix.