Minerva Catral

Xavier University

Dr. Catral's work investigates how combinatorial matrix properties - such as sign or zero-nonzero patterns - affect algebraic features like power positivity and inertia.

Minerva Catral
Scientific, Conference
Western Canada Linear Algebra Meeting (WCLAM) 2026
May 30–31, 2026
Capilano University
The program will feature keynote lectures, contributed talks and a poster session highlighting interdisciplinary applications of linear algebra. This event will promote collaboration and knowledge exchange within the linear algebra community, while...
Scientific, Seminar
05C50 Online Seminar: Minerva Catral
May 17, 2024
Online
A sign pattern (matrix) has entries in {+, -, 0}. We investigate eigenvalue properties of a sign pattern of order 2n where two of the blocks are prescribed sign patterns of order n, and the other two (order n) blocks are the positive diagonal sign...