### Recent Submissions

• #### Group inverse matrix of the normalized Laplacian on subdivision networks ﻿

(2020)
Article
Open Access
In this paper we consider a subdivision of a given network and we show how the group inverse matrix of the normalized laplacian of the subdivision network is related to the group inverse matrix of the normalized laplacian ...
• #### The group inverse of some circulant matrices ﻿

(Elsevier, 2020-11-12)
Article
Restricted access - publisher's policy
In a previous work the authors presented the necessary and sufficient conditions for the invertibility of some circulant matrices that depend on three real parameters and, moreover, we obtained a closed formula for their ...