Sums of orbits of integral matrices (Preprint)

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Type: Preprint
National /International: International
Title: Sums of orbits of integral matrices
Publication Date: 2017-06-14
Authors: - Cristina Caldeira
- João Filipe Queiró
Abstract: For square matrices A and B over an elementary divisor domain, we study the possible invariant factors of A + B in terms of the invariant factors of A and B. In particular, we find the exact range of det(A + B) in that situation.
Institution: DMUC 17-32
Online version: http://www.mat.uc.pt...prints/eng_2017.html
Download: Not available
 
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